Quick view Details Sonnax 4L60E 4L65E 4L70E TCC Apply Valve Kit (PWM Only) MSRP: Now: $34.95 Add to Cart Quick view Details Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early Factory Style | .470'' MSRP: Now: $34.95 Add to Cart Quick view Details Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .470'' MSRP: Now: $34.95 Add to Cart Quick view Details Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .490'' MSRP: Now: $28.95 Add to Cart Quick view Details Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .421'' MSRP: Now: $47.95 Add to Cart Quick view Details Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .472'' MSRP: Now: $42.95 Add to Cart Quick view Details Sonnax 4L60E 4L80E EPC Solenoid Harness Adapter MSRP: Now: $44.95 Add to Cart Quick view Details Sonnax 4L60E 4L80E Sonnax Sure-Cure Tool Kit MSRP: Now: $345.00 Add to Cart Quick view Details Sonnax 4L60E 4L80E Transmission Shift Cable Mount Bracket MSRP: Now: $26.95 Add to Cart Quick view Details Sonnax 4L60E 700R4 4L65E 4L70E TH200-4R HD Pump Slide Pivot Pin (5-Pack) Sonnax MSRP: Now: $11.95 Add to Cart Quick view Details Sonnax 4L60E Oversized Pressure Regulator Valve (SONNAX) (1993-UP) MSRP: Now: $34.95 Add to Cart Quick view Details Sonnax 4L60E|4L65E Sonnax Boost Valve Kit "Factory Style" .490'' | 77898E-3K MSRP: Now: $39.95 Add to Cart Quick view Details Sonnax 4L60E|4L65E|4L70E Sonnax 3-2 Control Valve Spring 77754-23 MSRP: Now: $9.95 Add to Cart Quick view Details Sonnax 4L80E #7 Low/Reverse Checkball Seat (1995-UP) 5-Pack MSRP: Now: $23.95 Add to Cart Quick view Details Sonnax 4L80E 1-2 & 2-3 Shift Valve Spring Kit - HD MSRP: Now: $11.95 Add to Cart Quick view Details Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) MSRP: Now: $24.95 Add to Cart Quick view Details Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit MSRP: Now: $29.95 Add to Cart Quick view Details Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax MSRP: Now: $84.95 Add to Cart Quick view Details Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) MSRP: Now: $12.95 Add to Cart Quick view Details Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax Quick view Sonnax 4L60E 4L65E 4L70E TCC Apply Valve Kit (PWM Only) Vehicles with GM 4L60-E, 4L65-E and 4L70-E transmissions have numerous converter overheat lockup complaints. These include no lockup or lockup immediately after 2nd Gear when fluid warms up, caused... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early Factory Style | .470'' Early style, .470" dia., OE ratio, factory style GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .470'' Early style, .470" dia., OE ratio, O-ring style GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .490'' GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty cycle of the EPC solenoid causes the boost sleeve... MSRP: Now: $28.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .421'' Late style, .421" dia. OE ratio, O-ring style GM 4L60-E, 4L65-E and 4L70-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The... MSRP: Now: $47.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .472'' Late style, .472" dia., OE ratio, O-ring style GM 4L60-E, 4L65-E and 4L70-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The... MSRP: Now: $42.95 Add to Cart Quick view Sonnax 4L60E 4L80E EPC Solenoid Harness Adapter 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E EPC Solenoid Harness AdapterPart No. 34435-01K For use with early-style (’92-'02) EPC solenoid in late-style (’03-later)... MSRP: Now: $44.95 Add to Cart Quick view Sonnax 4L60E 4L80E Sonnax Sure-Cure Tool Kit 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E Tool KitPart No. 77754-TL Tool kit for 77754-09K, 34200-16K, SC-4L80E and SC-4L60E... MSRP: Now: $345.00 Add to Cart Quick view Sonnax 4L60E 4L80E Transmission Shift Cable Mount Bracket 4L60-E, 4L80-E, 4L85-E Shift Cable Mount BracketPart No. 34913-01 Transmission cases made in 1994 and 1995 have neutral safety switch mounting holes but do not have the top mount... MSRP: Now: $26.95 Add to Cart Quick view Sonnax 4L60E 700R4 4L65E 4L70E TH200-4R HD Pump Slide Pivot Pin (5-Pack) Sonnax 700R4 4L60E 4L65E 4L70E TH200-4R Transmission Pump Slide Pivot Pin Sonnax Part Number: 65797 Pack of 5 Vehicles with 4L60 & E and THM 200-4R transmissions can have low or high line pressure due... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L60E Oversized Pressure Regulator Valve (SONNAX) (1993-UP) TOOLING REQUIRED: 77917-TL or 77917-TLC A worn OE pressure regulator valve can be detected in two ways. The first is a dynamometer test that reveals low line pressure during boost... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E|4L65E Sonnax Boost Valve Kit "Factory Style" .490'' | 77898E-3K Early pump design, .490" Dia., Factory style sleeve, no o-rings Dia.: 0.490" Vehicles with a 4L60-E and 4L65-E transmission frequently have poor line rise, which can result in 3-4 clutch, 2-4... MSRP: Now: $39.95 Add to Cart Quick view Sonnax 4L60E|4L65E|4L70E Sonnax 3-2 Control Valve Spring 77754-23 GM 4L60E/4L65E/4L70E 3-2 Control Valve Spring Sonnax Part No. 77754-23 The 3-2 control valve spring in late-model 4L60-E and 4L65-E valve bodies often breaks, and can cause a 3-2 bind and/or... MSRP: Now: $9.95 Add to Cart Quick view Sonnax 4L80E #7 Low/Reverse Checkball Seat (1995-UP) 5-Pack Vehicles with GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the #7 low/Reverse checkball seat location. This issue is caused by normal movement of the checkball and slight movement of... MSRP: Now: $23.95 Add to Cart Quick view Sonnax 4L80E 1-2 & 2-3 Shift Valve Spring Kit - HD In 4th Gear, signal A oil force must overpower the 1-2 shift valve spring and opposing signal B pressure in GM 4L80-E and 4L85-E transmissions. If the 1-2 shift valve does not remain fully stroked,... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) 4L80-E, 4L85-E 3rd & Reverse Checkball Sleeve KitPart No. 34200-47K Fits units '95-later. Vehicles with '95-later GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the Reverse... MSRP: Now: $24.95 Add to Cart Quick view Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit O-Ringed End Plug KitPart No. 34200-05K TCC & PR Valves OE end plugs are designed to prevent critical pressure loss by capping the bore, while also functioning as a valve stop. Repetitive... MSRP: Now: $29.95 Add to Cart Quick view Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax Part No. 34663HD-02 Improve GM 4L80-E, 4L85-E and TH400 transmission durability with Sonnax heavy duty intermediate clutch... MSRP: Now: $84.95 Add to Cart Quick view Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) 34821-01 is a direct replacement for the planetary thrust bearing in listed units. This bearing is known to fail and destory the planet gears. REplace the bearing during a rebuild to... MSRP: Now: $12.95 Add to Cart Quick view Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax 4L80-E, 4L85-E 4th Accumulator Repair KitPart No. 34805-01K Repeated reciprocation of the 4th accumulator pistons in GM 4L80-E and 4L85-E units causes wear at the piston/pin interface... View Details Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view Details Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early Factory Style | .470'' MSRP: Now: $34.95 Add to Cart Quick view Details Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .470'' MSRP: Now: $34.95 Add to Cart Quick view Details Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .490'' MSRP: Now: $28.95 Add to Cart Quick view Details Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .421'' MSRP: Now: $47.95 Add to Cart Quick view Details Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .472'' MSRP: Now: $42.95 Add to Cart Quick view Details Sonnax 4L60E 4L80E EPC Solenoid Harness Adapter MSRP: Now: $44.95 Add to Cart Quick view Details Sonnax 4L60E 4L80E Sonnax Sure-Cure Tool Kit MSRP: Now: $345.00 Add to Cart Quick view Details Sonnax 4L60E 4L80E Transmission Shift Cable Mount Bracket MSRP: Now: $26.95 Add to Cart Quick view Details Sonnax 4L60E 700R4 4L65E 4L70E TH200-4R HD Pump Slide Pivot Pin (5-Pack) Sonnax MSRP: Now: $11.95 Add to Cart Quick view Details Sonnax 4L60E Oversized Pressure Regulator Valve (SONNAX) (1993-UP) MSRP: Now: $34.95 Add to Cart Quick view Details Sonnax 4L60E|4L65E Sonnax Boost Valve Kit "Factory Style" .490'' | 77898E-3K MSRP: Now: $39.95 Add to Cart Quick view Details Sonnax 4L60E|4L65E|4L70E Sonnax 3-2 Control Valve Spring 77754-23 MSRP: Now: $9.95 Add to Cart Quick view Details Sonnax 4L80E #7 Low/Reverse Checkball Seat (1995-UP) 5-Pack MSRP: Now: $23.95 Add to Cart Quick view Details Sonnax 4L80E 1-2 & 2-3 Shift Valve Spring Kit - HD MSRP: Now: $11.95 Add to Cart Quick view Details Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) MSRP: Now: $24.95 Add to Cart Quick view Details Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit MSRP: Now: $29.95 Add to Cart Quick view Details Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax MSRP: Now: $84.95 Add to Cart Quick view Details Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) MSRP: Now: $12.95 Add to Cart Quick view Details Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax Quick view Sonnax 4L60E 4L65E 4L70E TCC Apply Valve Kit (PWM Only) Vehicles with GM 4L60-E, 4L65-E and 4L70-E transmissions have numerous converter overheat lockup complaints. These include no lockup or lockup immediately after 2nd Gear when fluid warms up, caused... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early Factory Style | .470'' Early style, .470" dia., OE ratio, factory style GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .470'' Early style, .470" dia., OE ratio, O-ring style GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .490'' GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty cycle of the EPC solenoid causes the boost sleeve... MSRP: Now: $28.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .421'' Late style, .421" dia. OE ratio, O-ring style GM 4L60-E, 4L65-E and 4L70-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The... MSRP: Now: $47.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .472'' Late style, .472" dia., OE ratio, O-ring style GM 4L60-E, 4L65-E and 4L70-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The... MSRP: Now: $42.95 Add to Cart Quick view Sonnax 4L60E 4L80E EPC Solenoid Harness Adapter 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E EPC Solenoid Harness AdapterPart No. 34435-01K For use with early-style (’92-'02) EPC solenoid in late-style (’03-later)... MSRP: Now: $44.95 Add to Cart Quick view Sonnax 4L60E 4L80E Sonnax Sure-Cure Tool Kit 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E Tool KitPart No. 77754-TL Tool kit for 77754-09K, 34200-16K, SC-4L80E and SC-4L60E... MSRP: Now: $345.00 Add to Cart Quick view Sonnax 4L60E 4L80E Transmission Shift Cable Mount Bracket 4L60-E, 4L80-E, 4L85-E Shift Cable Mount BracketPart No. 34913-01 Transmission cases made in 1994 and 1995 have neutral safety switch mounting holes but do not have the top mount... MSRP: Now: $26.95 Add to Cart Quick view Sonnax 4L60E 700R4 4L65E 4L70E TH200-4R HD Pump Slide Pivot Pin (5-Pack) Sonnax 700R4 4L60E 4L65E 4L70E TH200-4R Transmission Pump Slide Pivot Pin Sonnax Part Number: 65797 Pack of 5 Vehicles with 4L60 & E and THM 200-4R transmissions can have low or high line pressure due... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L60E Oversized Pressure Regulator Valve (SONNAX) (1993-UP) TOOLING REQUIRED: 77917-TL or 77917-TLC A worn OE pressure regulator valve can be detected in two ways. The first is a dynamometer test that reveals low line pressure during boost... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E|4L65E Sonnax Boost Valve Kit "Factory Style" .490'' | 77898E-3K Early pump design, .490" Dia., Factory style sleeve, no o-rings Dia.: 0.490" Vehicles with a 4L60-E and 4L65-E transmission frequently have poor line rise, which can result in 3-4 clutch, 2-4... MSRP: Now: $39.95 Add to Cart Quick view Sonnax 4L60E|4L65E|4L70E Sonnax 3-2 Control Valve Spring 77754-23 GM 4L60E/4L65E/4L70E 3-2 Control Valve Spring Sonnax Part No. 77754-23 The 3-2 control valve spring in late-model 4L60-E and 4L65-E valve bodies often breaks, and can cause a 3-2 bind and/or... MSRP: Now: $9.95 Add to Cart Quick view Sonnax 4L80E #7 Low/Reverse Checkball Seat (1995-UP) 5-Pack Vehicles with GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the #7 low/Reverse checkball seat location. This issue is caused by normal movement of the checkball and slight movement of... MSRP: Now: $23.95 Add to Cart Quick view Sonnax 4L80E 1-2 & 2-3 Shift Valve Spring Kit - HD In 4th Gear, signal A oil force must overpower the 1-2 shift valve spring and opposing signal B pressure in GM 4L80-E and 4L85-E transmissions. If the 1-2 shift valve does not remain fully stroked,... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) 4L80-E, 4L85-E 3rd & Reverse Checkball Sleeve KitPart No. 34200-47K Fits units '95-later. Vehicles with '95-later GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the Reverse... MSRP: Now: $24.95 Add to Cart Quick view Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit O-Ringed End Plug KitPart No. 34200-05K TCC & PR Valves OE end plugs are designed to prevent critical pressure loss by capping the bore, while also functioning as a valve stop. Repetitive... MSRP: Now: $29.95 Add to Cart Quick view Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax Part No. 34663HD-02 Improve GM 4L80-E, 4L85-E and TH400 transmission durability with Sonnax heavy duty intermediate clutch... MSRP: Now: $84.95 Add to Cart Quick view Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) 34821-01 is a direct replacement for the planetary thrust bearing in listed units. This bearing is known to fail and destory the planet gears. REplace the bearing during a rebuild to... MSRP: Now: $12.95 Add to Cart Quick view Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax 4L80-E, 4L85-E 4th Accumulator Repair KitPart No. 34805-01K Repeated reciprocation of the 4th accumulator pistons in GM 4L80-E and 4L85-E units causes wear at the piston/pin interface... View Details Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view Details Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .470'' MSRP: Now: $34.95 Add to Cart Quick view Details Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .490'' MSRP: Now: $28.95 Add to Cart Quick view Details Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .421'' MSRP: Now: $47.95 Add to Cart Quick view Details Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .472'' MSRP: Now: $42.95 Add to Cart Quick view Details Sonnax 4L60E 4L80E EPC Solenoid Harness Adapter MSRP: Now: $44.95 Add to Cart Quick view Details Sonnax 4L60E 4L80E Sonnax Sure-Cure Tool Kit MSRP: Now: $345.00 Add to Cart Quick view Details Sonnax 4L60E 4L80E Transmission Shift Cable Mount Bracket MSRP: Now: $26.95 Add to Cart Quick view Details Sonnax 4L60E 700R4 4L65E 4L70E TH200-4R HD Pump Slide Pivot Pin (5-Pack) Sonnax MSRP: Now: $11.95 Add to Cart Quick view Details Sonnax 4L60E Oversized Pressure Regulator Valve (SONNAX) (1993-UP) MSRP: Now: $34.95 Add to Cart Quick view Details Sonnax 4L60E|4L65E Sonnax Boost Valve Kit "Factory Style" .490'' | 77898E-3K MSRP: Now: $39.95 Add to Cart Quick view Details Sonnax 4L60E|4L65E|4L70E Sonnax 3-2 Control Valve Spring 77754-23 MSRP: Now: $9.95 Add to Cart Quick view Details Sonnax 4L80E #7 Low/Reverse Checkball Seat (1995-UP) 5-Pack MSRP: Now: $23.95 Add to Cart Quick view Details Sonnax 4L80E 1-2 & 2-3 Shift Valve Spring Kit - HD MSRP: Now: $11.95 Add to Cart Quick view Details Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) MSRP: Now: $24.95 Add to Cart Quick view Details Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit MSRP: Now: $29.95 Add to Cart Quick view Details Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax MSRP: Now: $84.95 Add to Cart Quick view Details Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) MSRP: Now: $12.95 Add to Cart Quick view Details Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax Quick view Sonnax 4L60E 4L65E 4L70E TCC Apply Valve Kit (PWM Only) Vehicles with GM 4L60-E, 4L65-E and 4L70-E transmissions have numerous converter overheat lockup complaints. These include no lockup or lockup immediately after 2nd Gear when fluid warms up, caused... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early Factory Style | .470'' Early style, .470" dia., OE ratio, factory style GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .470'' Early style, .470" dia., OE ratio, O-ring style GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .490'' GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty cycle of the EPC solenoid causes the boost sleeve... MSRP: Now: $28.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .421'' Late style, .421" dia. OE ratio, O-ring style GM 4L60-E, 4L65-E and 4L70-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The... MSRP: Now: $47.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .472'' Late style, .472" dia., OE ratio, O-ring style GM 4L60-E, 4L65-E and 4L70-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The... MSRP: Now: $42.95 Add to Cart Quick view Sonnax 4L60E 4L80E EPC Solenoid Harness Adapter 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E EPC Solenoid Harness AdapterPart No. 34435-01K For use with early-style (’92-'02) EPC solenoid in late-style (’03-later)... MSRP: Now: $44.95 Add to Cart Quick view Sonnax 4L60E 4L80E Sonnax Sure-Cure Tool Kit 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E Tool KitPart No. 77754-TL Tool kit for 77754-09K, 34200-16K, SC-4L80E and SC-4L60E... MSRP: Now: $345.00 Add to Cart Quick view Sonnax 4L60E 4L80E Transmission Shift Cable Mount Bracket 4L60-E, 4L80-E, 4L85-E Shift Cable Mount BracketPart No. 34913-01 Transmission cases made in 1994 and 1995 have neutral safety switch mounting holes but do not have the top mount... MSRP: Now: $26.95 Add to Cart Quick view Sonnax 4L60E 700R4 4L65E 4L70E TH200-4R HD Pump Slide Pivot Pin (5-Pack) Sonnax 700R4 4L60E 4L65E 4L70E TH200-4R Transmission Pump Slide Pivot Pin Sonnax Part Number: 65797 Pack of 5 Vehicles with 4L60 & E and THM 200-4R transmissions can have low or high line pressure due... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L60E Oversized Pressure Regulator Valve (SONNAX) (1993-UP) TOOLING REQUIRED: 77917-TL or 77917-TLC A worn OE pressure regulator valve can be detected in two ways. The first is a dynamometer test that reveals low line pressure during boost... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E|4L65E Sonnax Boost Valve Kit "Factory Style" .490'' | 77898E-3K Early pump design, .490" Dia., Factory style sleeve, no o-rings Dia.: 0.490" Vehicles with a 4L60-E and 4L65-E transmission frequently have poor line rise, which can result in 3-4 clutch, 2-4... MSRP: Now: $39.95 Add to Cart Quick view Sonnax 4L60E|4L65E|4L70E Sonnax 3-2 Control Valve Spring 77754-23 GM 4L60E/4L65E/4L70E 3-2 Control Valve Spring Sonnax Part No. 77754-23 The 3-2 control valve spring in late-model 4L60-E and 4L65-E valve bodies often breaks, and can cause a 3-2 bind and/or... MSRP: Now: $9.95 Add to Cart Quick view Sonnax 4L80E #7 Low/Reverse Checkball Seat (1995-UP) 5-Pack Vehicles with GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the #7 low/Reverse checkball seat location. This issue is caused by normal movement of the checkball and slight movement of... MSRP: Now: $23.95 Add to Cart Quick view Sonnax 4L80E 1-2 & 2-3 Shift Valve Spring Kit - HD In 4th Gear, signal A oil force must overpower the 1-2 shift valve spring and opposing signal B pressure in GM 4L80-E and 4L85-E transmissions. If the 1-2 shift valve does not remain fully stroked,... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) 4L80-E, 4L85-E 3rd & Reverse Checkball Sleeve KitPart No. 34200-47K Fits units '95-later. Vehicles with '95-later GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the Reverse... MSRP: Now: $24.95 Add to Cart Quick view Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit O-Ringed End Plug KitPart No. 34200-05K TCC & PR Valves OE end plugs are designed to prevent critical pressure loss by capping the bore, while also functioning as a valve stop. Repetitive... MSRP: Now: $29.95 Add to Cart Quick view Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax Part No. 34663HD-02 Improve GM 4L80-E, 4L85-E and TH400 transmission durability with Sonnax heavy duty intermediate clutch... MSRP: Now: $84.95 Add to Cart Quick view Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) 34821-01 is a direct replacement for the planetary thrust bearing in listed units. This bearing is known to fail and destory the planet gears. REplace the bearing during a rebuild to... MSRP: Now: $12.95 Add to Cart Quick view Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax 4L80-E, 4L85-E 4th Accumulator Repair KitPart No. 34805-01K Repeated reciprocation of the 4th accumulator pistons in GM 4L80-E and 4L85-E units causes wear at the piston/pin interface... View Details Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view Details Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .490'' MSRP: Now: $28.95 Add to Cart Quick view Details Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .421'' MSRP: Now: $47.95 Add to Cart Quick view Details Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .472'' MSRP: Now: $42.95 Add to Cart Quick view Details Sonnax 4L60E 4L80E EPC Solenoid Harness Adapter MSRP: Now: $44.95 Add to Cart Quick view Details Sonnax 4L60E 4L80E Sonnax Sure-Cure Tool Kit MSRP: Now: $345.00 Add to Cart Quick view Details Sonnax 4L60E 4L80E Transmission Shift Cable Mount Bracket MSRP: Now: $26.95 Add to Cart Quick view Details Sonnax 4L60E 700R4 4L65E 4L70E TH200-4R HD Pump Slide Pivot Pin (5-Pack) Sonnax MSRP: Now: $11.95 Add to Cart Quick view Details Sonnax 4L60E Oversized Pressure Regulator Valve (SONNAX) (1993-UP) MSRP: Now: $34.95 Add to Cart Quick view Details Sonnax 4L60E|4L65E Sonnax Boost Valve Kit "Factory Style" .490'' | 77898E-3K MSRP: Now: $39.95 Add to Cart Quick view Details Sonnax 4L60E|4L65E|4L70E Sonnax 3-2 Control Valve Spring 77754-23 MSRP: Now: $9.95 Add to Cart Quick view Details Sonnax 4L80E #7 Low/Reverse Checkball Seat (1995-UP) 5-Pack MSRP: Now: $23.95 Add to Cart Quick view Details Sonnax 4L80E 1-2 & 2-3 Shift Valve Spring Kit - HD MSRP: Now: $11.95 Add to Cart Quick view Details Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) MSRP: Now: $24.95 Add to Cart Quick view Details Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit MSRP: Now: $29.95 Add to Cart Quick view Details Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax MSRP: Now: $84.95 Add to Cart Quick view Details Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) MSRP: Now: $12.95 Add to Cart Quick view Details Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax Quick view Sonnax 4L60E 4L65E 4L70E TCC Apply Valve Kit (PWM Only) Vehicles with GM 4L60-E, 4L65-E and 4L70-E transmissions have numerous converter overheat lockup complaints. These include no lockup or lockup immediately after 2nd Gear when fluid warms up, caused... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early Factory Style | .470'' Early style, .470" dia., OE ratio, factory style GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .470'' Early style, .470" dia., OE ratio, O-ring style GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .490'' GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty cycle of the EPC solenoid causes the boost sleeve... MSRP: Now: $28.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .421'' Late style, .421" dia. OE ratio, O-ring style GM 4L60-E, 4L65-E and 4L70-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The... MSRP: Now: $47.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .472'' Late style, .472" dia., OE ratio, O-ring style GM 4L60-E, 4L65-E and 4L70-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The... MSRP: Now: $42.95 Add to Cart Quick view Sonnax 4L60E 4L80E EPC Solenoid Harness Adapter 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E EPC Solenoid Harness AdapterPart No. 34435-01K For use with early-style (’92-'02) EPC solenoid in late-style (’03-later)... MSRP: Now: $44.95 Add to Cart Quick view Sonnax 4L60E 4L80E Sonnax Sure-Cure Tool Kit 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E Tool KitPart No. 77754-TL Tool kit for 77754-09K, 34200-16K, SC-4L80E and SC-4L60E... MSRP: Now: $345.00 Add to Cart Quick view Sonnax 4L60E 4L80E Transmission Shift Cable Mount Bracket 4L60-E, 4L80-E, 4L85-E Shift Cable Mount BracketPart No. 34913-01 Transmission cases made in 1994 and 1995 have neutral safety switch mounting holes but do not have the top mount... MSRP: Now: $26.95 Add to Cart Quick view Sonnax 4L60E 700R4 4L65E 4L70E TH200-4R HD Pump Slide Pivot Pin (5-Pack) Sonnax 700R4 4L60E 4L65E 4L70E TH200-4R Transmission Pump Slide Pivot Pin Sonnax Part Number: 65797 Pack of 5 Vehicles with 4L60 & E and THM 200-4R transmissions can have low or high line pressure due... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L60E Oversized Pressure Regulator Valve (SONNAX) (1993-UP) TOOLING REQUIRED: 77917-TL or 77917-TLC A worn OE pressure regulator valve can be detected in two ways. The first is a dynamometer test that reveals low line pressure during boost... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E|4L65E Sonnax Boost Valve Kit "Factory Style" .490'' | 77898E-3K Early pump design, .490" Dia., Factory style sleeve, no o-rings Dia.: 0.490" Vehicles with a 4L60-E and 4L65-E transmission frequently have poor line rise, which can result in 3-4 clutch, 2-4... MSRP: Now: $39.95 Add to Cart Quick view Sonnax 4L60E|4L65E|4L70E Sonnax 3-2 Control Valve Spring 77754-23 GM 4L60E/4L65E/4L70E 3-2 Control Valve Spring Sonnax Part No. 77754-23 The 3-2 control valve spring in late-model 4L60-E and 4L65-E valve bodies often breaks, and can cause a 3-2 bind and/or... MSRP: Now: $9.95 Add to Cart Quick view Sonnax 4L80E #7 Low/Reverse Checkball Seat (1995-UP) 5-Pack Vehicles with GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the #7 low/Reverse checkball seat location. This issue is caused by normal movement of the checkball and slight movement of... MSRP: Now: $23.95 Add to Cart Quick view Sonnax 4L80E 1-2 & 2-3 Shift Valve Spring Kit - HD In 4th Gear, signal A oil force must overpower the 1-2 shift valve spring and opposing signal B pressure in GM 4L80-E and 4L85-E transmissions. If the 1-2 shift valve does not remain fully stroked,... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) 4L80-E, 4L85-E 3rd & Reverse Checkball Sleeve KitPart No. 34200-47K Fits units '95-later. Vehicles with '95-later GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the Reverse... MSRP: Now: $24.95 Add to Cart Quick view Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit O-Ringed End Plug KitPart No. 34200-05K TCC & PR Valves OE end plugs are designed to prevent critical pressure loss by capping the bore, while also functioning as a valve stop. Repetitive... MSRP: Now: $29.95 Add to Cart Quick view Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax Part No. 34663HD-02 Improve GM 4L80-E, 4L85-E and TH400 transmission durability with Sonnax heavy duty intermediate clutch... MSRP: Now: $84.95 Add to Cart Quick view Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) 34821-01 is a direct replacement for the planetary thrust bearing in listed units. This bearing is known to fail and destory the planet gears. REplace the bearing during a rebuild to... MSRP: Now: $12.95 Add to Cart Quick view Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax 4L80-E, 4L85-E 4th Accumulator Repair KitPart No. 34805-01K Repeated reciprocation of the 4th accumulator pistons in GM 4L80-E and 4L85-E units causes wear at the piston/pin interface... View Details Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view Details Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .421'' MSRP: Now: $47.95 Add to Cart Quick view Details Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .472'' MSRP: Now: $42.95 Add to Cart Quick view Details Sonnax 4L60E 4L80E EPC Solenoid Harness Adapter MSRP: Now: $44.95 Add to Cart Quick view Details Sonnax 4L60E 4L80E Sonnax Sure-Cure Tool Kit MSRP: Now: $345.00 Add to Cart Quick view Details Sonnax 4L60E 4L80E Transmission Shift Cable Mount Bracket MSRP: Now: $26.95 Add to Cart Quick view Details Sonnax 4L60E 700R4 4L65E 4L70E TH200-4R HD Pump Slide Pivot Pin (5-Pack) Sonnax MSRP: Now: $11.95 Add to Cart Quick view Details Sonnax 4L60E Oversized Pressure Regulator Valve (SONNAX) (1993-UP) MSRP: Now: $34.95 Add to Cart Quick view Details Sonnax 4L60E|4L65E Sonnax Boost Valve Kit "Factory Style" .490'' | 77898E-3K MSRP: Now: $39.95 Add to Cart Quick view Details Sonnax 4L60E|4L65E|4L70E Sonnax 3-2 Control Valve Spring 77754-23 MSRP: Now: $9.95 Add to Cart Quick view Details Sonnax 4L80E #7 Low/Reverse Checkball Seat (1995-UP) 5-Pack MSRP: Now: $23.95 Add to Cart Quick view Details Sonnax 4L80E 1-2 & 2-3 Shift Valve Spring Kit - HD MSRP: Now: $11.95 Add to Cart Quick view Details Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) MSRP: Now: $24.95 Add to Cart Quick view Details Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit MSRP: Now: $29.95 Add to Cart Quick view Details Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax MSRP: Now: $84.95 Add to Cart Quick view Details Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) MSRP: Now: $12.95 Add to Cart Quick view Details Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax Quick view Sonnax 4L60E 4L65E 4L70E TCC Apply Valve Kit (PWM Only) Vehicles with GM 4L60-E, 4L65-E and 4L70-E transmissions have numerous converter overheat lockup complaints. These include no lockup or lockup immediately after 2nd Gear when fluid warms up, caused... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early Factory Style | .470'' Early style, .470" dia., OE ratio, factory style GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .470'' Early style, .470" dia., OE ratio, O-ring style GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .490'' GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty cycle of the EPC solenoid causes the boost sleeve... MSRP: Now: $28.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .421'' Late style, .421" dia. OE ratio, O-ring style GM 4L60-E, 4L65-E and 4L70-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The... MSRP: Now: $47.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .472'' Late style, .472" dia., OE ratio, O-ring style GM 4L60-E, 4L65-E and 4L70-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The... MSRP: Now: $42.95 Add to Cart Quick view Sonnax 4L60E 4L80E EPC Solenoid Harness Adapter 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E EPC Solenoid Harness AdapterPart No. 34435-01K For use with early-style (’92-'02) EPC solenoid in late-style (’03-later)... MSRP: Now: $44.95 Add to Cart Quick view Sonnax 4L60E 4L80E Sonnax Sure-Cure Tool Kit 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E Tool KitPart No. 77754-TL Tool kit for 77754-09K, 34200-16K, SC-4L80E and SC-4L60E... MSRP: Now: $345.00 Add to Cart Quick view Sonnax 4L60E 4L80E Transmission Shift Cable Mount Bracket 4L60-E, 4L80-E, 4L85-E Shift Cable Mount BracketPart No. 34913-01 Transmission cases made in 1994 and 1995 have neutral safety switch mounting holes but do not have the top mount... MSRP: Now: $26.95 Add to Cart Quick view Sonnax 4L60E 700R4 4L65E 4L70E TH200-4R HD Pump Slide Pivot Pin (5-Pack) Sonnax 700R4 4L60E 4L65E 4L70E TH200-4R Transmission Pump Slide Pivot Pin Sonnax Part Number: 65797 Pack of 5 Vehicles with 4L60 & E and THM 200-4R transmissions can have low or high line pressure due... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L60E Oversized Pressure Regulator Valve (SONNAX) (1993-UP) TOOLING REQUIRED: 77917-TL or 77917-TLC A worn OE pressure regulator valve can be detected in two ways. The first is a dynamometer test that reveals low line pressure during boost... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E|4L65E Sonnax Boost Valve Kit "Factory Style" .490'' | 77898E-3K Early pump design, .490" Dia., Factory style sleeve, no o-rings Dia.: 0.490" Vehicles with a 4L60-E and 4L65-E transmission frequently have poor line rise, which can result in 3-4 clutch, 2-4... MSRP: Now: $39.95 Add to Cart Quick view Sonnax 4L60E|4L65E|4L70E Sonnax 3-2 Control Valve Spring 77754-23 GM 4L60E/4L65E/4L70E 3-2 Control Valve Spring Sonnax Part No. 77754-23 The 3-2 control valve spring in late-model 4L60-E and 4L65-E valve bodies often breaks, and can cause a 3-2 bind and/or... MSRP: Now: $9.95 Add to Cart Quick view Sonnax 4L80E #7 Low/Reverse Checkball Seat (1995-UP) 5-Pack Vehicles with GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the #7 low/Reverse checkball seat location. This issue is caused by normal movement of the checkball and slight movement of... MSRP: Now: $23.95 Add to Cart Quick view Sonnax 4L80E 1-2 & 2-3 Shift Valve Spring Kit - HD In 4th Gear, signal A oil force must overpower the 1-2 shift valve spring and opposing signal B pressure in GM 4L80-E and 4L85-E transmissions. If the 1-2 shift valve does not remain fully stroked,... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) 4L80-E, 4L85-E 3rd & Reverse Checkball Sleeve KitPart No. 34200-47K Fits units '95-later. Vehicles with '95-later GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the Reverse... MSRP: Now: $24.95 Add to Cart Quick view Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit O-Ringed End Plug KitPart No. 34200-05K TCC & PR Valves OE end plugs are designed to prevent critical pressure loss by capping the bore, while also functioning as a valve stop. Repetitive... MSRP: Now: $29.95 Add to Cart Quick view Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax Part No. 34663HD-02 Improve GM 4L80-E, 4L85-E and TH400 transmission durability with Sonnax heavy duty intermediate clutch... MSRP: Now: $84.95 Add to Cart Quick view Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) 34821-01 is a direct replacement for the planetary thrust bearing in listed units. This bearing is known to fail and destory the planet gears. REplace the bearing during a rebuild to... MSRP: Now: $12.95 Add to Cart Quick view Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax 4L80-E, 4L85-E 4th Accumulator Repair KitPart No. 34805-01K Repeated reciprocation of the 4th accumulator pistons in GM 4L80-E and 4L85-E units causes wear at the piston/pin interface... View Details Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view Details Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .472'' MSRP: Now: $42.95 Add to Cart Quick view Details Sonnax 4L60E 4L80E EPC Solenoid Harness Adapter MSRP: Now: $44.95 Add to Cart Quick view Details Sonnax 4L60E 4L80E Sonnax Sure-Cure Tool Kit MSRP: Now: $345.00 Add to Cart Quick view Details Sonnax 4L60E 4L80E Transmission Shift Cable Mount Bracket MSRP: Now: $26.95 Add to Cart Quick view Details Sonnax 4L60E 700R4 4L65E 4L70E TH200-4R HD Pump Slide Pivot Pin (5-Pack) Sonnax MSRP: Now: $11.95 Add to Cart Quick view Details Sonnax 4L60E Oversized Pressure Regulator Valve (SONNAX) (1993-UP) MSRP: Now: $34.95 Add to Cart Quick view Details Sonnax 4L60E|4L65E Sonnax Boost Valve Kit "Factory Style" .490'' | 77898E-3K MSRP: Now: $39.95 Add to Cart Quick view Details Sonnax 4L60E|4L65E|4L70E Sonnax 3-2 Control Valve Spring 77754-23 MSRP: Now: $9.95 Add to Cart Quick view Details Sonnax 4L80E #7 Low/Reverse Checkball Seat (1995-UP) 5-Pack MSRP: Now: $23.95 Add to Cart Quick view Details Sonnax 4L80E 1-2 & 2-3 Shift Valve Spring Kit - HD MSRP: Now: $11.95 Add to Cart Quick view Details Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) MSRP: Now: $24.95 Add to Cart Quick view Details Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit MSRP: Now: $29.95 Add to Cart Quick view Details Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax MSRP: Now: $84.95 Add to Cart Quick view Details Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) MSRP: Now: $12.95 Add to Cart Quick view Details Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax Quick view Sonnax 4L60E 4L65E 4L70E TCC Apply Valve Kit (PWM Only) Vehicles with GM 4L60-E, 4L65-E and 4L70-E transmissions have numerous converter overheat lockup complaints. These include no lockup or lockup immediately after 2nd Gear when fluid warms up, caused... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early Factory Style | .470'' Early style, .470" dia., OE ratio, factory style GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .470'' Early style, .470" dia., OE ratio, O-ring style GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .490'' GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty cycle of the EPC solenoid causes the boost sleeve... MSRP: Now: $28.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .421'' Late style, .421" dia. OE ratio, O-ring style GM 4L60-E, 4L65-E and 4L70-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The... MSRP: Now: $47.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .472'' Late style, .472" dia., OE ratio, O-ring style GM 4L60-E, 4L65-E and 4L70-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The... MSRP: Now: $42.95 Add to Cart Quick view Sonnax 4L60E 4L80E EPC Solenoid Harness Adapter 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E EPC Solenoid Harness AdapterPart No. 34435-01K For use with early-style (’92-'02) EPC solenoid in late-style (’03-later)... MSRP: Now: $44.95 Add to Cart Quick view Sonnax 4L60E 4L80E Sonnax Sure-Cure Tool Kit 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E Tool KitPart No. 77754-TL Tool kit for 77754-09K, 34200-16K, SC-4L80E and SC-4L60E... MSRP: Now: $345.00 Add to Cart Quick view Sonnax 4L60E 4L80E Transmission Shift Cable Mount Bracket 4L60-E, 4L80-E, 4L85-E Shift Cable Mount BracketPart No. 34913-01 Transmission cases made in 1994 and 1995 have neutral safety switch mounting holes but do not have the top mount... MSRP: Now: $26.95 Add to Cart Quick view Sonnax 4L60E 700R4 4L65E 4L70E TH200-4R HD Pump Slide Pivot Pin (5-Pack) Sonnax 700R4 4L60E 4L65E 4L70E TH200-4R Transmission Pump Slide Pivot Pin Sonnax Part Number: 65797 Pack of 5 Vehicles with 4L60 & E and THM 200-4R transmissions can have low or high line pressure due... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L60E Oversized Pressure Regulator Valve (SONNAX) (1993-UP) TOOLING REQUIRED: 77917-TL or 77917-TLC A worn OE pressure regulator valve can be detected in two ways. The first is a dynamometer test that reveals low line pressure during boost... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E|4L65E Sonnax Boost Valve Kit "Factory Style" .490'' | 77898E-3K Early pump design, .490" Dia., Factory style sleeve, no o-rings Dia.: 0.490" Vehicles with a 4L60-E and 4L65-E transmission frequently have poor line rise, which can result in 3-4 clutch, 2-4... MSRP: Now: $39.95 Add to Cart Quick view Sonnax 4L60E|4L65E|4L70E Sonnax 3-2 Control Valve Spring 77754-23 GM 4L60E/4L65E/4L70E 3-2 Control Valve Spring Sonnax Part No. 77754-23 The 3-2 control valve spring in late-model 4L60-E and 4L65-E valve bodies often breaks, and can cause a 3-2 bind and/or... MSRP: Now: $9.95 Add to Cart Quick view Sonnax 4L80E #7 Low/Reverse Checkball Seat (1995-UP) 5-Pack Vehicles with GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the #7 low/Reverse checkball seat location. This issue is caused by normal movement of the checkball and slight movement of... MSRP: Now: $23.95 Add to Cart Quick view Sonnax 4L80E 1-2 & 2-3 Shift Valve Spring Kit - HD In 4th Gear, signal A oil force must overpower the 1-2 shift valve spring and opposing signal B pressure in GM 4L80-E and 4L85-E transmissions. If the 1-2 shift valve does not remain fully stroked,... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) 4L80-E, 4L85-E 3rd & Reverse Checkball Sleeve KitPart No. 34200-47K Fits units '95-later. Vehicles with '95-later GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the Reverse... MSRP: Now: $24.95 Add to Cart Quick view Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit O-Ringed End Plug KitPart No. 34200-05K TCC & PR Valves OE end plugs are designed to prevent critical pressure loss by capping the bore, while also functioning as a valve stop. Repetitive... MSRP: Now: $29.95 Add to Cart Quick view Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax Part No. 34663HD-02 Improve GM 4L80-E, 4L85-E and TH400 transmission durability with Sonnax heavy duty intermediate clutch... MSRP: Now: $84.95 Add to Cart Quick view Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) 34821-01 is a direct replacement for the planetary thrust bearing in listed units. This bearing is known to fail and destory the planet gears. REplace the bearing during a rebuild to... MSRP: Now: $12.95 Add to Cart Quick view Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax 4L80-E, 4L85-E 4th Accumulator Repair KitPart No. 34805-01K Repeated reciprocation of the 4th accumulator pistons in GM 4L80-E and 4L85-E units causes wear at the piston/pin interface... View Details Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view Details Sonnax 4L60E 4L80E EPC Solenoid Harness Adapter MSRP: Now: $44.95 Add to Cart Quick view Details Sonnax 4L60E 4L80E Sonnax Sure-Cure Tool Kit MSRP: Now: $345.00 Add to Cart Quick view Details Sonnax 4L60E 4L80E Transmission Shift Cable Mount Bracket MSRP: Now: $26.95 Add to Cart Quick view Details Sonnax 4L60E 700R4 4L65E 4L70E TH200-4R HD Pump Slide Pivot Pin (5-Pack) Sonnax MSRP: Now: $11.95 Add to Cart Quick view Details Sonnax 4L60E Oversized Pressure Regulator Valve (SONNAX) (1993-UP) MSRP: Now: $34.95 Add to Cart Quick view Details Sonnax 4L60E|4L65E Sonnax Boost Valve Kit "Factory Style" .490'' | 77898E-3K MSRP: Now: $39.95 Add to Cart Quick view Details Sonnax 4L60E|4L65E|4L70E Sonnax 3-2 Control Valve Spring 77754-23 MSRP: Now: $9.95 Add to Cart Quick view Details Sonnax 4L80E #7 Low/Reverse Checkball Seat (1995-UP) 5-Pack MSRP: Now: $23.95 Add to Cart Quick view Details Sonnax 4L80E 1-2 & 2-3 Shift Valve Spring Kit - HD MSRP: Now: $11.95 Add to Cart Quick view Details Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) MSRP: Now: $24.95 Add to Cart Quick view Details Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit MSRP: Now: $29.95 Add to Cart Quick view Details Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax MSRP: Now: $84.95 Add to Cart Quick view Details Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) MSRP: Now: $12.95 Add to Cart Quick view Details Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax Quick view Sonnax 4L60E 4L65E 4L70E TCC Apply Valve Kit (PWM Only) Vehicles with GM 4L60-E, 4L65-E and 4L70-E transmissions have numerous converter overheat lockup complaints. These include no lockup or lockup immediately after 2nd Gear when fluid warms up, caused... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early Factory Style | .470'' Early style, .470" dia., OE ratio, factory style GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .470'' Early style, .470" dia., OE ratio, O-ring style GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .490'' GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty cycle of the EPC solenoid causes the boost sleeve... MSRP: Now: $28.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .421'' Late style, .421" dia. OE ratio, O-ring style GM 4L60-E, 4L65-E and 4L70-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The... MSRP: Now: $47.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .472'' Late style, .472" dia., OE ratio, O-ring style GM 4L60-E, 4L65-E and 4L70-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The... MSRP: Now: $42.95 Add to Cart Quick view Sonnax 4L60E 4L80E EPC Solenoid Harness Adapter 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E EPC Solenoid Harness AdapterPart No. 34435-01K For use with early-style (’92-'02) EPC solenoid in late-style (’03-later)... MSRP: Now: $44.95 Add to Cart Quick view Sonnax 4L60E 4L80E Sonnax Sure-Cure Tool Kit 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E Tool KitPart No. 77754-TL Tool kit for 77754-09K, 34200-16K, SC-4L80E and SC-4L60E... MSRP: Now: $345.00 Add to Cart Quick view Sonnax 4L60E 4L80E Transmission Shift Cable Mount Bracket 4L60-E, 4L80-E, 4L85-E Shift Cable Mount BracketPart No. 34913-01 Transmission cases made in 1994 and 1995 have neutral safety switch mounting holes but do not have the top mount... MSRP: Now: $26.95 Add to Cart Quick view Sonnax 4L60E 700R4 4L65E 4L70E TH200-4R HD Pump Slide Pivot Pin (5-Pack) Sonnax 700R4 4L60E 4L65E 4L70E TH200-4R Transmission Pump Slide Pivot Pin Sonnax Part Number: 65797 Pack of 5 Vehicles with 4L60 & E and THM 200-4R transmissions can have low or high line pressure due... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L60E Oversized Pressure Regulator Valve (SONNAX) (1993-UP) TOOLING REQUIRED: 77917-TL or 77917-TLC A worn OE pressure regulator valve can be detected in two ways. The first is a dynamometer test that reveals low line pressure during boost... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E|4L65E Sonnax Boost Valve Kit "Factory Style" .490'' | 77898E-3K Early pump design, .490" Dia., Factory style sleeve, no o-rings Dia.: 0.490" Vehicles with a 4L60-E and 4L65-E transmission frequently have poor line rise, which can result in 3-4 clutch, 2-4... MSRP: Now: $39.95 Add to Cart Quick view Sonnax 4L60E|4L65E|4L70E Sonnax 3-2 Control Valve Spring 77754-23 GM 4L60E/4L65E/4L70E 3-2 Control Valve Spring Sonnax Part No. 77754-23 The 3-2 control valve spring in late-model 4L60-E and 4L65-E valve bodies often breaks, and can cause a 3-2 bind and/or... MSRP: Now: $9.95 Add to Cart Quick view Sonnax 4L80E #7 Low/Reverse Checkball Seat (1995-UP) 5-Pack Vehicles with GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the #7 low/Reverse checkball seat location. This issue is caused by normal movement of the checkball and slight movement of... MSRP: Now: $23.95 Add to Cart Quick view Sonnax 4L80E 1-2 & 2-3 Shift Valve Spring Kit - HD In 4th Gear, signal A oil force must overpower the 1-2 shift valve spring and opposing signal B pressure in GM 4L80-E and 4L85-E transmissions. If the 1-2 shift valve does not remain fully stroked,... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) 4L80-E, 4L85-E 3rd & Reverse Checkball Sleeve KitPart No. 34200-47K Fits units '95-later. Vehicles with '95-later GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the Reverse... MSRP: Now: $24.95 Add to Cart Quick view Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit O-Ringed End Plug KitPart No. 34200-05K TCC & PR Valves OE end plugs are designed to prevent critical pressure loss by capping the bore, while also functioning as a valve stop. Repetitive... MSRP: Now: $29.95 Add to Cart Quick view Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax Part No. 34663HD-02 Improve GM 4L80-E, 4L85-E and TH400 transmission durability with Sonnax heavy duty intermediate clutch... MSRP: Now: $84.95 Add to Cart Quick view Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) 34821-01 is a direct replacement for the planetary thrust bearing in listed units. This bearing is known to fail and destory the planet gears. REplace the bearing during a rebuild to... MSRP: Now: $12.95 Add to Cart Quick view Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax 4L80-E, 4L85-E 4th Accumulator Repair KitPart No. 34805-01K Repeated reciprocation of the 4th accumulator pistons in GM 4L80-E and 4L85-E units causes wear at the piston/pin interface... View Details Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view Details Sonnax 4L60E 4L80E Sonnax Sure-Cure Tool Kit MSRP: Now: $345.00 Add to Cart Quick view Details Sonnax 4L60E 4L80E Transmission Shift Cable Mount Bracket MSRP: Now: $26.95 Add to Cart Quick view Details Sonnax 4L60E 700R4 4L65E 4L70E TH200-4R HD Pump Slide Pivot Pin (5-Pack) Sonnax MSRP: Now: $11.95 Add to Cart Quick view Details Sonnax 4L60E Oversized Pressure Regulator Valve (SONNAX) (1993-UP) MSRP: Now: $34.95 Add to Cart Quick view Details Sonnax 4L60E|4L65E Sonnax Boost Valve Kit "Factory Style" .490'' | 77898E-3K MSRP: Now: $39.95 Add to Cart Quick view Details Sonnax 4L60E|4L65E|4L70E Sonnax 3-2 Control Valve Spring 77754-23 MSRP: Now: $9.95 Add to Cart Quick view Details Sonnax 4L80E #7 Low/Reverse Checkball Seat (1995-UP) 5-Pack MSRP: Now: $23.95 Add to Cart Quick view Details Sonnax 4L80E 1-2 & 2-3 Shift Valve Spring Kit - HD MSRP: Now: $11.95 Add to Cart Quick view Details Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) MSRP: Now: $24.95 Add to Cart Quick view Details Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit MSRP: Now: $29.95 Add to Cart Quick view Details Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax MSRP: Now: $84.95 Add to Cart Quick view Details Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) MSRP: Now: $12.95 Add to Cart Quick view Details Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax Quick view Sonnax 4L60E 4L65E 4L70E TCC Apply Valve Kit (PWM Only) Vehicles with GM 4L60-E, 4L65-E and 4L70-E transmissions have numerous converter overheat lockup complaints. These include no lockup or lockup immediately after 2nd Gear when fluid warms up, caused... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early Factory Style | .470'' Early style, .470" dia., OE ratio, factory style GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .470'' Early style, .470" dia., OE ratio, O-ring style GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .490'' GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty cycle of the EPC solenoid causes the boost sleeve... MSRP: Now: $28.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .421'' Late style, .421" dia. OE ratio, O-ring style GM 4L60-E, 4L65-E and 4L70-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The... MSRP: Now: $47.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .472'' Late style, .472" dia., OE ratio, O-ring style GM 4L60-E, 4L65-E and 4L70-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The... MSRP: Now: $42.95 Add to Cart Quick view Sonnax 4L60E 4L80E EPC Solenoid Harness Adapter 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E EPC Solenoid Harness AdapterPart No. 34435-01K For use with early-style (’92-'02) EPC solenoid in late-style (’03-later)... MSRP: Now: $44.95 Add to Cart Quick view Sonnax 4L60E 4L80E Sonnax Sure-Cure Tool Kit 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E Tool KitPart No. 77754-TL Tool kit for 77754-09K, 34200-16K, SC-4L80E and SC-4L60E... MSRP: Now: $345.00 Add to Cart Quick view Sonnax 4L60E 4L80E Transmission Shift Cable Mount Bracket 4L60-E, 4L80-E, 4L85-E Shift Cable Mount BracketPart No. 34913-01 Transmission cases made in 1994 and 1995 have neutral safety switch mounting holes but do not have the top mount... MSRP: Now: $26.95 Add to Cart Quick view Sonnax 4L60E 700R4 4L65E 4L70E TH200-4R HD Pump Slide Pivot Pin (5-Pack) Sonnax 700R4 4L60E 4L65E 4L70E TH200-4R Transmission Pump Slide Pivot Pin Sonnax Part Number: 65797 Pack of 5 Vehicles with 4L60 & E and THM 200-4R transmissions can have low or high line pressure due... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L60E Oversized Pressure Regulator Valve (SONNAX) (1993-UP) TOOLING REQUIRED: 77917-TL or 77917-TLC A worn OE pressure regulator valve can be detected in two ways. The first is a dynamometer test that reveals low line pressure during boost... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E|4L65E Sonnax Boost Valve Kit "Factory Style" .490'' | 77898E-3K Early pump design, .490" Dia., Factory style sleeve, no o-rings Dia.: 0.490" Vehicles with a 4L60-E and 4L65-E transmission frequently have poor line rise, which can result in 3-4 clutch, 2-4... MSRP: Now: $39.95 Add to Cart Quick view Sonnax 4L60E|4L65E|4L70E Sonnax 3-2 Control Valve Spring 77754-23 GM 4L60E/4L65E/4L70E 3-2 Control Valve Spring Sonnax Part No. 77754-23 The 3-2 control valve spring in late-model 4L60-E and 4L65-E valve bodies often breaks, and can cause a 3-2 bind and/or... MSRP: Now: $9.95 Add to Cart Quick view Sonnax 4L80E #7 Low/Reverse Checkball Seat (1995-UP) 5-Pack Vehicles with GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the #7 low/Reverse checkball seat location. This issue is caused by normal movement of the checkball and slight movement of... MSRP: Now: $23.95 Add to Cart Quick view Sonnax 4L80E 1-2 & 2-3 Shift Valve Spring Kit - HD In 4th Gear, signal A oil force must overpower the 1-2 shift valve spring and opposing signal B pressure in GM 4L80-E and 4L85-E transmissions. If the 1-2 shift valve does not remain fully stroked,... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) 4L80-E, 4L85-E 3rd & Reverse Checkball Sleeve KitPart No. 34200-47K Fits units '95-later. Vehicles with '95-later GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the Reverse... MSRP: Now: $24.95 Add to Cart Quick view Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit O-Ringed End Plug KitPart No. 34200-05K TCC & PR Valves OE end plugs are designed to prevent critical pressure loss by capping the bore, while also functioning as a valve stop. Repetitive... MSRP: Now: $29.95 Add to Cart Quick view Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax Part No. 34663HD-02 Improve GM 4L80-E, 4L85-E and TH400 transmission durability with Sonnax heavy duty intermediate clutch... MSRP: Now: $84.95 Add to Cart Quick view Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) 34821-01 is a direct replacement for the planetary thrust bearing in listed units. This bearing is known to fail and destory the planet gears. REplace the bearing during a rebuild to... MSRP: Now: $12.95 Add to Cart Quick view Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax 4L80-E, 4L85-E 4th Accumulator Repair KitPart No. 34805-01K Repeated reciprocation of the 4th accumulator pistons in GM 4L80-E and 4L85-E units causes wear at the piston/pin interface... View Details Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view Details Sonnax 4L60E 4L80E Transmission Shift Cable Mount Bracket MSRP: Now: $26.95 Add to Cart Quick view Details Sonnax 4L60E 700R4 4L65E 4L70E TH200-4R HD Pump Slide Pivot Pin (5-Pack) Sonnax MSRP: Now: $11.95 Add to Cart Quick view Details Sonnax 4L60E Oversized Pressure Regulator Valve (SONNAX) (1993-UP) MSRP: Now: $34.95 Add to Cart Quick view Details Sonnax 4L60E|4L65E Sonnax Boost Valve Kit "Factory Style" .490'' | 77898E-3K MSRP: Now: $39.95 Add to Cart Quick view Details Sonnax 4L60E|4L65E|4L70E Sonnax 3-2 Control Valve Spring 77754-23 MSRP: Now: $9.95 Add to Cart Quick view Details Sonnax 4L80E #7 Low/Reverse Checkball Seat (1995-UP) 5-Pack MSRP: Now: $23.95 Add to Cart Quick view Details Sonnax 4L80E 1-2 & 2-3 Shift Valve Spring Kit - HD MSRP: Now: $11.95 Add to Cart Quick view Details Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) MSRP: Now: $24.95 Add to Cart Quick view Details Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit MSRP: Now: $29.95 Add to Cart Quick view Details Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax MSRP: Now: $84.95 Add to Cart Quick view Details Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) MSRP: Now: $12.95 Add to Cart Quick view Details Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax Quick view Sonnax 4L60E 4L65E 4L70E TCC Apply Valve Kit (PWM Only) Vehicles with GM 4L60-E, 4L65-E and 4L70-E transmissions have numerous converter overheat lockup complaints. These include no lockup or lockup immediately after 2nd Gear when fluid warms up, caused... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early Factory Style | .470'' Early style, .470" dia., OE ratio, factory style GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .470'' Early style, .470" dia., OE ratio, O-ring style GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .490'' GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty cycle of the EPC solenoid causes the boost sleeve... MSRP: Now: $28.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .421'' Late style, .421" dia. OE ratio, O-ring style GM 4L60-E, 4L65-E and 4L70-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The... MSRP: Now: $47.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .472'' Late style, .472" dia., OE ratio, O-ring style GM 4L60-E, 4L65-E and 4L70-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The... MSRP: Now: $42.95 Add to Cart Quick view Sonnax 4L60E 4L80E EPC Solenoid Harness Adapter 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E EPC Solenoid Harness AdapterPart No. 34435-01K For use with early-style (’92-'02) EPC solenoid in late-style (’03-later)... MSRP: Now: $44.95 Add to Cart Quick view Sonnax 4L60E 4L80E Sonnax Sure-Cure Tool Kit 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E Tool KitPart No. 77754-TL Tool kit for 77754-09K, 34200-16K, SC-4L80E and SC-4L60E... MSRP: Now: $345.00 Add to Cart Quick view Sonnax 4L60E 4L80E Transmission Shift Cable Mount Bracket 4L60-E, 4L80-E, 4L85-E Shift Cable Mount BracketPart No. 34913-01 Transmission cases made in 1994 and 1995 have neutral safety switch mounting holes but do not have the top mount... MSRP: Now: $26.95 Add to Cart Quick view Sonnax 4L60E 700R4 4L65E 4L70E TH200-4R HD Pump Slide Pivot Pin (5-Pack) Sonnax 700R4 4L60E 4L65E 4L70E TH200-4R Transmission Pump Slide Pivot Pin Sonnax Part Number: 65797 Pack of 5 Vehicles with 4L60 & E and THM 200-4R transmissions can have low or high line pressure due... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L60E Oversized Pressure Regulator Valve (SONNAX) (1993-UP) TOOLING REQUIRED: 77917-TL or 77917-TLC A worn OE pressure regulator valve can be detected in two ways. The first is a dynamometer test that reveals low line pressure during boost... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E|4L65E Sonnax Boost Valve Kit "Factory Style" .490'' | 77898E-3K Early pump design, .490" Dia., Factory style sleeve, no o-rings Dia.: 0.490" Vehicles with a 4L60-E and 4L65-E transmission frequently have poor line rise, which can result in 3-4 clutch, 2-4... MSRP: Now: $39.95 Add to Cart Quick view Sonnax 4L60E|4L65E|4L70E Sonnax 3-2 Control Valve Spring 77754-23 GM 4L60E/4L65E/4L70E 3-2 Control Valve Spring Sonnax Part No. 77754-23 The 3-2 control valve spring in late-model 4L60-E and 4L65-E valve bodies often breaks, and can cause a 3-2 bind and/or... MSRP: Now: $9.95 Add to Cart Quick view Sonnax 4L80E #7 Low/Reverse Checkball Seat (1995-UP) 5-Pack Vehicles with GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the #7 low/Reverse checkball seat location. This issue is caused by normal movement of the checkball and slight movement of... MSRP: Now: $23.95 Add to Cart Quick view Sonnax 4L80E 1-2 & 2-3 Shift Valve Spring Kit - HD In 4th Gear, signal A oil force must overpower the 1-2 shift valve spring and opposing signal B pressure in GM 4L80-E and 4L85-E transmissions. If the 1-2 shift valve does not remain fully stroked,... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) 4L80-E, 4L85-E 3rd & Reverse Checkball Sleeve KitPart No. 34200-47K Fits units '95-later. Vehicles with '95-later GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the Reverse... MSRP: Now: $24.95 Add to Cart Quick view Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit O-Ringed End Plug KitPart No. 34200-05K TCC & PR Valves OE end plugs are designed to prevent critical pressure loss by capping the bore, while also functioning as a valve stop. Repetitive... MSRP: Now: $29.95 Add to Cart Quick view Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax Part No. 34663HD-02 Improve GM 4L80-E, 4L85-E and TH400 transmission durability with Sonnax heavy duty intermediate clutch... MSRP: Now: $84.95 Add to Cart Quick view Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) 34821-01 is a direct replacement for the planetary thrust bearing in listed units. This bearing is known to fail and destory the planet gears. REplace the bearing during a rebuild to... MSRP: Now: $12.95 Add to Cart Quick view Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax 4L80-E, 4L85-E 4th Accumulator Repair KitPart No. 34805-01K Repeated reciprocation of the 4th accumulator pistons in GM 4L80-E and 4L85-E units causes wear at the piston/pin interface... View Details Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view Details Sonnax 4L60E 700R4 4L65E 4L70E TH200-4R HD Pump Slide Pivot Pin (5-Pack) Sonnax MSRP: Now: $11.95 Add to Cart Quick view Details Sonnax 4L60E Oversized Pressure Regulator Valve (SONNAX) (1993-UP) MSRP: Now: $34.95 Add to Cart Quick view Details Sonnax 4L60E|4L65E Sonnax Boost Valve Kit "Factory Style" .490'' | 77898E-3K MSRP: Now: $39.95 Add to Cart Quick view Details Sonnax 4L60E|4L65E|4L70E Sonnax 3-2 Control Valve Spring 77754-23 MSRP: Now: $9.95 Add to Cart Quick view Details Sonnax 4L80E #7 Low/Reverse Checkball Seat (1995-UP) 5-Pack MSRP: Now: $23.95 Add to Cart Quick view Details Sonnax 4L80E 1-2 & 2-3 Shift Valve Spring Kit - HD MSRP: Now: $11.95 Add to Cart Quick view Details Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) MSRP: Now: $24.95 Add to Cart Quick view Details Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit MSRP: Now: $29.95 Add to Cart Quick view Details Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax MSRP: Now: $84.95 Add to Cart Quick view Details Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) MSRP: Now: $12.95 Add to Cart Quick view Details Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax Quick view Sonnax 4L60E 4L65E 4L70E TCC Apply Valve Kit (PWM Only) Vehicles with GM 4L60-E, 4L65-E and 4L70-E transmissions have numerous converter overheat lockup complaints. These include no lockup or lockup immediately after 2nd Gear when fluid warms up, caused... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early Factory Style | .470'' Early style, .470" dia., OE ratio, factory style GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .470'' Early style, .470" dia., OE ratio, O-ring style GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .490'' GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty cycle of the EPC solenoid causes the boost sleeve... MSRP: Now: $28.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .421'' Late style, .421" dia. OE ratio, O-ring style GM 4L60-E, 4L65-E and 4L70-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The... MSRP: Now: $47.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .472'' Late style, .472" dia., OE ratio, O-ring style GM 4L60-E, 4L65-E and 4L70-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The... MSRP: Now: $42.95 Add to Cart Quick view Sonnax 4L60E 4L80E EPC Solenoid Harness Adapter 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E EPC Solenoid Harness AdapterPart No. 34435-01K For use with early-style (’92-'02) EPC solenoid in late-style (’03-later)... MSRP: Now: $44.95 Add to Cart Quick view Sonnax 4L60E 4L80E Sonnax Sure-Cure Tool Kit 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E Tool KitPart No. 77754-TL Tool kit for 77754-09K, 34200-16K, SC-4L80E and SC-4L60E... MSRP: Now: $345.00 Add to Cart Quick view Sonnax 4L60E 4L80E Transmission Shift Cable Mount Bracket 4L60-E, 4L80-E, 4L85-E Shift Cable Mount BracketPart No. 34913-01 Transmission cases made in 1994 and 1995 have neutral safety switch mounting holes but do not have the top mount... MSRP: Now: $26.95 Add to Cart Quick view Sonnax 4L60E 700R4 4L65E 4L70E TH200-4R HD Pump Slide Pivot Pin (5-Pack) Sonnax 700R4 4L60E 4L65E 4L70E TH200-4R Transmission Pump Slide Pivot Pin Sonnax Part Number: 65797 Pack of 5 Vehicles with 4L60 & E and THM 200-4R transmissions can have low or high line pressure due... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L60E Oversized Pressure Regulator Valve (SONNAX) (1993-UP) TOOLING REQUIRED: 77917-TL or 77917-TLC A worn OE pressure regulator valve can be detected in two ways. The first is a dynamometer test that reveals low line pressure during boost... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E|4L65E Sonnax Boost Valve Kit "Factory Style" .490'' | 77898E-3K Early pump design, .490" Dia., Factory style sleeve, no o-rings Dia.: 0.490" Vehicles with a 4L60-E and 4L65-E transmission frequently have poor line rise, which can result in 3-4 clutch, 2-4... MSRP: Now: $39.95 Add to Cart Quick view Sonnax 4L60E|4L65E|4L70E Sonnax 3-2 Control Valve Spring 77754-23 GM 4L60E/4L65E/4L70E 3-2 Control Valve Spring Sonnax Part No. 77754-23 The 3-2 control valve spring in late-model 4L60-E and 4L65-E valve bodies often breaks, and can cause a 3-2 bind and/or... MSRP: Now: $9.95 Add to Cart Quick view Sonnax 4L80E #7 Low/Reverse Checkball Seat (1995-UP) 5-Pack Vehicles with GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the #7 low/Reverse checkball seat location. This issue is caused by normal movement of the checkball and slight movement of... MSRP: Now: $23.95 Add to Cart Quick view Sonnax 4L80E 1-2 & 2-3 Shift Valve Spring Kit - HD In 4th Gear, signal A oil force must overpower the 1-2 shift valve spring and opposing signal B pressure in GM 4L80-E and 4L85-E transmissions. If the 1-2 shift valve does not remain fully stroked,... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) 4L80-E, 4L85-E 3rd & Reverse Checkball Sleeve KitPart No. 34200-47K Fits units '95-later. Vehicles with '95-later GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the Reverse... MSRP: Now: $24.95 Add to Cart Quick view Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit O-Ringed End Plug KitPart No. 34200-05K TCC & PR Valves OE end plugs are designed to prevent critical pressure loss by capping the bore, while also functioning as a valve stop. Repetitive... MSRP: Now: $29.95 Add to Cart Quick view Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax Part No. 34663HD-02 Improve GM 4L80-E, 4L85-E and TH400 transmission durability with Sonnax heavy duty intermediate clutch... MSRP: Now: $84.95 Add to Cart Quick view Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) 34821-01 is a direct replacement for the planetary thrust bearing in listed units. This bearing is known to fail and destory the planet gears. REplace the bearing during a rebuild to... MSRP: Now: $12.95 Add to Cart Quick view Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax 4L80-E, 4L85-E 4th Accumulator Repair KitPart No. 34805-01K Repeated reciprocation of the 4th accumulator pistons in GM 4L80-E and 4L85-E units causes wear at the piston/pin interface... View Details Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view Details Sonnax 4L60E Oversized Pressure Regulator Valve (SONNAX) (1993-UP) MSRP: Now: $34.95 Add to Cart Quick view Details Sonnax 4L60E|4L65E Sonnax Boost Valve Kit "Factory Style" .490'' | 77898E-3K MSRP: Now: $39.95 Add to Cart Quick view Details Sonnax 4L60E|4L65E|4L70E Sonnax 3-2 Control Valve Spring 77754-23 MSRP: Now: $9.95 Add to Cart Quick view Details Sonnax 4L80E #7 Low/Reverse Checkball Seat (1995-UP) 5-Pack MSRP: Now: $23.95 Add to Cart Quick view Details Sonnax 4L80E 1-2 & 2-3 Shift Valve Spring Kit - HD MSRP: Now: $11.95 Add to Cart Quick view Details Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) MSRP: Now: $24.95 Add to Cart Quick view Details Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit MSRP: Now: $29.95 Add to Cart Quick view Details Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax MSRP: Now: $84.95 Add to Cart Quick view Details Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) MSRP: Now: $12.95 Add to Cart Quick view Details Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax Quick view Sonnax 4L60E 4L65E 4L70E TCC Apply Valve Kit (PWM Only) Vehicles with GM 4L60-E, 4L65-E and 4L70-E transmissions have numerous converter overheat lockup complaints. These include no lockup or lockup immediately after 2nd Gear when fluid warms up, caused... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early Factory Style | .470'' Early style, .470" dia., OE ratio, factory style GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .470'' Early style, .470" dia., OE ratio, O-ring style GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .490'' GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty cycle of the EPC solenoid causes the boost sleeve... MSRP: Now: $28.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .421'' Late style, .421" dia. OE ratio, O-ring style GM 4L60-E, 4L65-E and 4L70-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The... MSRP: Now: $47.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .472'' Late style, .472" dia., OE ratio, O-ring style GM 4L60-E, 4L65-E and 4L70-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The... MSRP: Now: $42.95 Add to Cart Quick view Sonnax 4L60E 4L80E EPC Solenoid Harness Adapter 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E EPC Solenoid Harness AdapterPart No. 34435-01K For use with early-style (’92-'02) EPC solenoid in late-style (’03-later)... MSRP: Now: $44.95 Add to Cart Quick view Sonnax 4L60E 4L80E Sonnax Sure-Cure Tool Kit 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E Tool KitPart No. 77754-TL Tool kit for 77754-09K, 34200-16K, SC-4L80E and SC-4L60E... MSRP: Now: $345.00 Add to Cart Quick view Sonnax 4L60E 4L80E Transmission Shift Cable Mount Bracket 4L60-E, 4L80-E, 4L85-E Shift Cable Mount BracketPart No. 34913-01 Transmission cases made in 1994 and 1995 have neutral safety switch mounting holes but do not have the top mount... MSRP: Now: $26.95 Add to Cart Quick view Sonnax 4L60E 700R4 4L65E 4L70E TH200-4R HD Pump Slide Pivot Pin (5-Pack) Sonnax 700R4 4L60E 4L65E 4L70E TH200-4R Transmission Pump Slide Pivot Pin Sonnax Part Number: 65797 Pack of 5 Vehicles with 4L60 & E and THM 200-4R transmissions can have low or high line pressure due... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L60E Oversized Pressure Regulator Valve (SONNAX) (1993-UP) TOOLING REQUIRED: 77917-TL or 77917-TLC A worn OE pressure regulator valve can be detected in two ways. The first is a dynamometer test that reveals low line pressure during boost... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E|4L65E Sonnax Boost Valve Kit "Factory Style" .490'' | 77898E-3K Early pump design, .490" Dia., Factory style sleeve, no o-rings Dia.: 0.490" Vehicles with a 4L60-E and 4L65-E transmission frequently have poor line rise, which can result in 3-4 clutch, 2-4... MSRP: Now: $39.95 Add to Cart Quick view Sonnax 4L60E|4L65E|4L70E Sonnax 3-2 Control Valve Spring 77754-23 GM 4L60E/4L65E/4L70E 3-2 Control Valve Spring Sonnax Part No. 77754-23 The 3-2 control valve spring in late-model 4L60-E and 4L65-E valve bodies often breaks, and can cause a 3-2 bind and/or... MSRP: Now: $9.95 Add to Cart Quick view Sonnax 4L80E #7 Low/Reverse Checkball Seat (1995-UP) 5-Pack Vehicles with GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the #7 low/Reverse checkball seat location. This issue is caused by normal movement of the checkball and slight movement of... MSRP: Now: $23.95 Add to Cart Quick view Sonnax 4L80E 1-2 & 2-3 Shift Valve Spring Kit - HD In 4th Gear, signal A oil force must overpower the 1-2 shift valve spring and opposing signal B pressure in GM 4L80-E and 4L85-E transmissions. If the 1-2 shift valve does not remain fully stroked,... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) 4L80-E, 4L85-E 3rd & Reverse Checkball Sleeve KitPart No. 34200-47K Fits units '95-later. Vehicles with '95-later GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the Reverse... MSRP: Now: $24.95 Add to Cart Quick view Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit O-Ringed End Plug KitPart No. 34200-05K TCC & PR Valves OE end plugs are designed to prevent critical pressure loss by capping the bore, while also functioning as a valve stop. Repetitive... MSRP: Now: $29.95 Add to Cart Quick view Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax Part No. 34663HD-02 Improve GM 4L80-E, 4L85-E and TH400 transmission durability with Sonnax heavy duty intermediate clutch... MSRP: Now: $84.95 Add to Cart Quick view Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) 34821-01 is a direct replacement for the planetary thrust bearing in listed units. This bearing is known to fail and destory the planet gears. REplace the bearing during a rebuild to... MSRP: Now: $12.95 Add to Cart Quick view Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax 4L80-E, 4L85-E 4th Accumulator Repair KitPart No. 34805-01K Repeated reciprocation of the 4th accumulator pistons in GM 4L80-E and 4L85-E units causes wear at the piston/pin interface... View Details Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view Details Sonnax 4L60E|4L65E Sonnax Boost Valve Kit "Factory Style" .490'' | 77898E-3K MSRP: Now: $39.95 Add to Cart Quick view Details Sonnax 4L60E|4L65E|4L70E Sonnax 3-2 Control Valve Spring 77754-23 MSRP: Now: $9.95 Add to Cart Quick view Details Sonnax 4L80E #7 Low/Reverse Checkball Seat (1995-UP) 5-Pack MSRP: Now: $23.95 Add to Cart Quick view Details Sonnax 4L80E 1-2 & 2-3 Shift Valve Spring Kit - HD MSRP: Now: $11.95 Add to Cart Quick view Details Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) MSRP: Now: $24.95 Add to Cart Quick view Details Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit MSRP: Now: $29.95 Add to Cart Quick view Details Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax MSRP: Now: $84.95 Add to Cart Quick view Details Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) MSRP: Now: $12.95 Add to Cart Quick view Details Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax Quick view Sonnax 4L60E 4L65E 4L70E TCC Apply Valve Kit (PWM Only) Vehicles with GM 4L60-E, 4L65-E and 4L70-E transmissions have numerous converter overheat lockup complaints. These include no lockup or lockup immediately after 2nd Gear when fluid warms up, caused... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early Factory Style | .470'' Early style, .470" dia., OE ratio, factory style GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .470'' Early style, .470" dia., OE ratio, O-ring style GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .490'' GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty cycle of the EPC solenoid causes the boost sleeve... MSRP: Now: $28.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .421'' Late style, .421" dia. OE ratio, O-ring style GM 4L60-E, 4L65-E and 4L70-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The... MSRP: Now: $47.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .472'' Late style, .472" dia., OE ratio, O-ring style GM 4L60-E, 4L65-E and 4L70-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The... MSRP: Now: $42.95 Add to Cart Quick view Sonnax 4L60E 4L80E EPC Solenoid Harness Adapter 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E EPC Solenoid Harness AdapterPart No. 34435-01K For use with early-style (’92-'02) EPC solenoid in late-style (’03-later)... MSRP: Now: $44.95 Add to Cart Quick view Sonnax 4L60E 4L80E Sonnax Sure-Cure Tool Kit 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E Tool KitPart No. 77754-TL Tool kit for 77754-09K, 34200-16K, SC-4L80E and SC-4L60E... MSRP: Now: $345.00 Add to Cart Quick view Sonnax 4L60E 4L80E Transmission Shift Cable Mount Bracket 4L60-E, 4L80-E, 4L85-E Shift Cable Mount BracketPart No. 34913-01 Transmission cases made in 1994 and 1995 have neutral safety switch mounting holes but do not have the top mount... MSRP: Now: $26.95 Add to Cart Quick view Sonnax 4L60E 700R4 4L65E 4L70E TH200-4R HD Pump Slide Pivot Pin (5-Pack) Sonnax 700R4 4L60E 4L65E 4L70E TH200-4R Transmission Pump Slide Pivot Pin Sonnax Part Number: 65797 Pack of 5 Vehicles with 4L60 & E and THM 200-4R transmissions can have low or high line pressure due... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L60E Oversized Pressure Regulator Valve (SONNAX) (1993-UP) TOOLING REQUIRED: 77917-TL or 77917-TLC A worn OE pressure regulator valve can be detected in two ways. The first is a dynamometer test that reveals low line pressure during boost... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E|4L65E Sonnax Boost Valve Kit "Factory Style" .490'' | 77898E-3K Early pump design, .490" Dia., Factory style sleeve, no o-rings Dia.: 0.490" Vehicles with a 4L60-E and 4L65-E transmission frequently have poor line rise, which can result in 3-4 clutch, 2-4... MSRP: Now: $39.95 Add to Cart Quick view Sonnax 4L60E|4L65E|4L70E Sonnax 3-2 Control Valve Spring 77754-23 GM 4L60E/4L65E/4L70E 3-2 Control Valve Spring Sonnax Part No. 77754-23 The 3-2 control valve spring in late-model 4L60-E and 4L65-E valve bodies often breaks, and can cause a 3-2 bind and/or... MSRP: Now: $9.95 Add to Cart Quick view Sonnax 4L80E #7 Low/Reverse Checkball Seat (1995-UP) 5-Pack Vehicles with GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the #7 low/Reverse checkball seat location. This issue is caused by normal movement of the checkball and slight movement of... MSRP: Now: $23.95 Add to Cart Quick view Sonnax 4L80E 1-2 & 2-3 Shift Valve Spring Kit - HD In 4th Gear, signal A oil force must overpower the 1-2 shift valve spring and opposing signal B pressure in GM 4L80-E and 4L85-E transmissions. If the 1-2 shift valve does not remain fully stroked,... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) 4L80-E, 4L85-E 3rd & Reverse Checkball Sleeve KitPart No. 34200-47K Fits units '95-later. Vehicles with '95-later GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the Reverse... MSRP: Now: $24.95 Add to Cart Quick view Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit O-Ringed End Plug KitPart No. 34200-05K TCC & PR Valves OE end plugs are designed to prevent critical pressure loss by capping the bore, while also functioning as a valve stop. Repetitive... MSRP: Now: $29.95 Add to Cart Quick view Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax Part No. 34663HD-02 Improve GM 4L80-E, 4L85-E and TH400 transmission durability with Sonnax heavy duty intermediate clutch... MSRP: Now: $84.95 Add to Cart Quick view Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) 34821-01 is a direct replacement for the planetary thrust bearing in listed units. This bearing is known to fail and destory the planet gears. REplace the bearing during a rebuild to... MSRP: Now: $12.95 Add to Cart Quick view Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax 4L80-E, 4L85-E 4th Accumulator Repair KitPart No. 34805-01K Repeated reciprocation of the 4th accumulator pistons in GM 4L80-E and 4L85-E units causes wear at the piston/pin interface... View Details Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view Details Sonnax 4L60E|4L65E|4L70E Sonnax 3-2 Control Valve Spring 77754-23 MSRP: Now: $9.95 Add to Cart Quick view Details Sonnax 4L80E #7 Low/Reverse Checkball Seat (1995-UP) 5-Pack MSRP: Now: $23.95 Add to Cart Quick view Details Sonnax 4L80E 1-2 & 2-3 Shift Valve Spring Kit - HD MSRP: Now: $11.95 Add to Cart Quick view Details Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) MSRP: Now: $24.95 Add to Cart Quick view Details Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit MSRP: Now: $29.95 Add to Cart Quick view Details Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax MSRP: Now: $84.95 Add to Cart Quick view Details Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) MSRP: Now: $12.95 Add to Cart Quick view Details Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax Quick view Sonnax 4L60E 4L65E 4L70E TCC Apply Valve Kit (PWM Only) Vehicles with GM 4L60-E, 4L65-E and 4L70-E transmissions have numerous converter overheat lockup complaints. These include no lockup or lockup immediately after 2nd Gear when fluid warms up, caused... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early Factory Style | .470'' Early style, .470" dia., OE ratio, factory style GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .470'' Early style, .470" dia., OE ratio, O-ring style GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .490'' GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty cycle of the EPC solenoid causes the boost sleeve... MSRP: Now: $28.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .421'' Late style, .421" dia. OE ratio, O-ring style GM 4L60-E, 4L65-E and 4L70-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The... MSRP: Now: $47.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .472'' Late style, .472" dia., OE ratio, O-ring style GM 4L60-E, 4L65-E and 4L70-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The... MSRP: Now: $42.95 Add to Cart Quick view Sonnax 4L60E 4L80E EPC Solenoid Harness Adapter 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E EPC Solenoid Harness AdapterPart No. 34435-01K For use with early-style (’92-'02) EPC solenoid in late-style (’03-later)... MSRP: Now: $44.95 Add to Cart Quick view Sonnax 4L60E 4L80E Sonnax Sure-Cure Tool Kit 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E Tool KitPart No. 77754-TL Tool kit for 77754-09K, 34200-16K, SC-4L80E and SC-4L60E... MSRP: Now: $345.00 Add to Cart Quick view Sonnax 4L60E 4L80E Transmission Shift Cable Mount Bracket 4L60-E, 4L80-E, 4L85-E Shift Cable Mount BracketPart No. 34913-01 Transmission cases made in 1994 and 1995 have neutral safety switch mounting holes but do not have the top mount... MSRP: Now: $26.95 Add to Cart Quick view Sonnax 4L60E 700R4 4L65E 4L70E TH200-4R HD Pump Slide Pivot Pin (5-Pack) Sonnax 700R4 4L60E 4L65E 4L70E TH200-4R Transmission Pump Slide Pivot Pin Sonnax Part Number: 65797 Pack of 5 Vehicles with 4L60 & E and THM 200-4R transmissions can have low or high line pressure due... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L60E Oversized Pressure Regulator Valve (SONNAX) (1993-UP) TOOLING REQUIRED: 77917-TL or 77917-TLC A worn OE pressure regulator valve can be detected in two ways. The first is a dynamometer test that reveals low line pressure during boost... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E|4L65E Sonnax Boost Valve Kit "Factory Style" .490'' | 77898E-3K Early pump design, .490" Dia., Factory style sleeve, no o-rings Dia.: 0.490" Vehicles with a 4L60-E and 4L65-E transmission frequently have poor line rise, which can result in 3-4 clutch, 2-4... MSRP: Now: $39.95 Add to Cart Quick view Sonnax 4L60E|4L65E|4L70E Sonnax 3-2 Control Valve Spring 77754-23 GM 4L60E/4L65E/4L70E 3-2 Control Valve Spring Sonnax Part No. 77754-23 The 3-2 control valve spring in late-model 4L60-E and 4L65-E valve bodies often breaks, and can cause a 3-2 bind and/or... MSRP: Now: $9.95 Add to Cart Quick view Sonnax 4L80E #7 Low/Reverse Checkball Seat (1995-UP) 5-Pack Vehicles with GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the #7 low/Reverse checkball seat location. This issue is caused by normal movement of the checkball and slight movement of... MSRP: Now: $23.95 Add to Cart Quick view Sonnax 4L80E 1-2 & 2-3 Shift Valve Spring Kit - HD In 4th Gear, signal A oil force must overpower the 1-2 shift valve spring and opposing signal B pressure in GM 4L80-E and 4L85-E transmissions. If the 1-2 shift valve does not remain fully stroked,... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) 4L80-E, 4L85-E 3rd & Reverse Checkball Sleeve KitPart No. 34200-47K Fits units '95-later. Vehicles with '95-later GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the Reverse... MSRP: Now: $24.95 Add to Cart Quick view Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit O-Ringed End Plug KitPart No. 34200-05K TCC & PR Valves OE end plugs are designed to prevent critical pressure loss by capping the bore, while also functioning as a valve stop. Repetitive... MSRP: Now: $29.95 Add to Cart Quick view Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax Part No. 34663HD-02 Improve GM 4L80-E, 4L85-E and TH400 transmission durability with Sonnax heavy duty intermediate clutch... MSRP: Now: $84.95 Add to Cart Quick view Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) 34821-01 is a direct replacement for the planetary thrust bearing in listed units. This bearing is known to fail and destory the planet gears. REplace the bearing during a rebuild to... MSRP: Now: $12.95 Add to Cart Quick view Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax 4L80-E, 4L85-E 4th Accumulator Repair KitPart No. 34805-01K Repeated reciprocation of the 4th accumulator pistons in GM 4L80-E and 4L85-E units causes wear at the piston/pin interface... View Details Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view Details Sonnax 4L80E #7 Low/Reverse Checkball Seat (1995-UP) 5-Pack MSRP: Now: $23.95 Add to Cart Quick view Details Sonnax 4L80E 1-2 & 2-3 Shift Valve Spring Kit - HD MSRP: Now: $11.95 Add to Cart Quick view Details Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) MSRP: Now: $24.95 Add to Cart Quick view Details Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit MSRP: Now: $29.95 Add to Cart Quick view Details Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax MSRP: Now: $84.95 Add to Cart Quick view Details Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) MSRP: Now: $12.95 Add to Cart Quick view Details Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax Quick view Sonnax 4L60E 4L65E 4L70E TCC Apply Valve Kit (PWM Only) Vehicles with GM 4L60-E, 4L65-E and 4L70-E transmissions have numerous converter overheat lockup complaints. These include no lockup or lockup immediately after 2nd Gear when fluid warms up, caused... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early Factory Style | .470'' Early style, .470" dia., OE ratio, factory style GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .470'' Early style, .470" dia., OE ratio, O-ring style GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .490'' GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty cycle of the EPC solenoid causes the boost sleeve... MSRP: Now: $28.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .421'' Late style, .421" dia. OE ratio, O-ring style GM 4L60-E, 4L65-E and 4L70-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The... MSRP: Now: $47.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .472'' Late style, .472" dia., OE ratio, O-ring style GM 4L60-E, 4L65-E and 4L70-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The... MSRP: Now: $42.95 Add to Cart Quick view Sonnax 4L60E 4L80E EPC Solenoid Harness Adapter 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E EPC Solenoid Harness AdapterPart No. 34435-01K For use with early-style (’92-'02) EPC solenoid in late-style (’03-later)... MSRP: Now: $44.95 Add to Cart Quick view Sonnax 4L60E 4L80E Sonnax Sure-Cure Tool Kit 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E Tool KitPart No. 77754-TL Tool kit for 77754-09K, 34200-16K, SC-4L80E and SC-4L60E... MSRP: Now: $345.00 Add to Cart Quick view Sonnax 4L60E 4L80E Transmission Shift Cable Mount Bracket 4L60-E, 4L80-E, 4L85-E Shift Cable Mount BracketPart No. 34913-01 Transmission cases made in 1994 and 1995 have neutral safety switch mounting holes but do not have the top mount... MSRP: Now: $26.95 Add to Cart Quick view Sonnax 4L60E 700R4 4L65E 4L70E TH200-4R HD Pump Slide Pivot Pin (5-Pack) Sonnax 700R4 4L60E 4L65E 4L70E TH200-4R Transmission Pump Slide Pivot Pin Sonnax Part Number: 65797 Pack of 5 Vehicles with 4L60 & E and THM 200-4R transmissions can have low or high line pressure due... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L60E Oversized Pressure Regulator Valve (SONNAX) (1993-UP) TOOLING REQUIRED: 77917-TL or 77917-TLC A worn OE pressure regulator valve can be detected in two ways. The first is a dynamometer test that reveals low line pressure during boost... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E|4L65E Sonnax Boost Valve Kit "Factory Style" .490'' | 77898E-3K Early pump design, .490" Dia., Factory style sleeve, no o-rings Dia.: 0.490" Vehicles with a 4L60-E and 4L65-E transmission frequently have poor line rise, which can result in 3-4 clutch, 2-4... MSRP: Now: $39.95 Add to Cart Quick view Sonnax 4L60E|4L65E|4L70E Sonnax 3-2 Control Valve Spring 77754-23 GM 4L60E/4L65E/4L70E 3-2 Control Valve Spring Sonnax Part No. 77754-23 The 3-2 control valve spring in late-model 4L60-E and 4L65-E valve bodies often breaks, and can cause a 3-2 bind and/or... MSRP: Now: $9.95 Add to Cart Quick view Sonnax 4L80E #7 Low/Reverse Checkball Seat (1995-UP) 5-Pack Vehicles with GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the #7 low/Reverse checkball seat location. This issue is caused by normal movement of the checkball and slight movement of... MSRP: Now: $23.95 Add to Cart Quick view Sonnax 4L80E 1-2 & 2-3 Shift Valve Spring Kit - HD In 4th Gear, signal A oil force must overpower the 1-2 shift valve spring and opposing signal B pressure in GM 4L80-E and 4L85-E transmissions. If the 1-2 shift valve does not remain fully stroked,... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) 4L80-E, 4L85-E 3rd & Reverse Checkball Sleeve KitPart No. 34200-47K Fits units '95-later. Vehicles with '95-later GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the Reverse... MSRP: Now: $24.95 Add to Cart Quick view Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit O-Ringed End Plug KitPart No. 34200-05K TCC & PR Valves OE end plugs are designed to prevent critical pressure loss by capping the bore, while also functioning as a valve stop. Repetitive... MSRP: Now: $29.95 Add to Cart Quick view Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax Part No. 34663HD-02 Improve GM 4L80-E, 4L85-E and TH400 transmission durability with Sonnax heavy duty intermediate clutch... MSRP: Now: $84.95 Add to Cart Quick view Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) 34821-01 is a direct replacement for the planetary thrust bearing in listed units. This bearing is known to fail and destory the planet gears. REplace the bearing during a rebuild to... MSRP: Now: $12.95 Add to Cart Quick view Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax 4L80-E, 4L85-E 4th Accumulator Repair KitPart No. 34805-01K Repeated reciprocation of the 4th accumulator pistons in GM 4L80-E and 4L85-E units causes wear at the piston/pin interface... View Details Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view Details Sonnax 4L80E 1-2 & 2-3 Shift Valve Spring Kit - HD MSRP: Now: $11.95 Add to Cart Quick view Details Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) MSRP: Now: $24.95 Add to Cart Quick view Details Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit MSRP: Now: $29.95 Add to Cart Quick view Details Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax MSRP: Now: $84.95 Add to Cart Quick view Details Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) MSRP: Now: $12.95 Add to Cart Quick view Details Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax Quick view Sonnax 4L60E 4L65E 4L70E TCC Apply Valve Kit (PWM Only) Vehicles with GM 4L60-E, 4L65-E and 4L70-E transmissions have numerous converter overheat lockup complaints. These include no lockup or lockup immediately after 2nd Gear when fluid warms up, caused... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early Factory Style | .470'' Early style, .470" dia., OE ratio, factory style GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .470'' Early style, .470" dia., OE ratio, O-ring style GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .490'' GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty cycle of the EPC solenoid causes the boost sleeve... MSRP: Now: $28.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .421'' Late style, .421" dia. OE ratio, O-ring style GM 4L60-E, 4L65-E and 4L70-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The... MSRP: Now: $47.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .472'' Late style, .472" dia., OE ratio, O-ring style GM 4L60-E, 4L65-E and 4L70-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The... MSRP: Now: $42.95 Add to Cart Quick view Sonnax 4L60E 4L80E EPC Solenoid Harness Adapter 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E EPC Solenoid Harness AdapterPart No. 34435-01K For use with early-style (’92-'02) EPC solenoid in late-style (’03-later)... MSRP: Now: $44.95 Add to Cart Quick view Sonnax 4L60E 4L80E Sonnax Sure-Cure Tool Kit 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E Tool KitPart No. 77754-TL Tool kit for 77754-09K, 34200-16K, SC-4L80E and SC-4L60E... MSRP: Now: $345.00 Add to Cart Quick view Sonnax 4L60E 4L80E Transmission Shift Cable Mount Bracket 4L60-E, 4L80-E, 4L85-E Shift Cable Mount BracketPart No. 34913-01 Transmission cases made in 1994 and 1995 have neutral safety switch mounting holes but do not have the top mount... MSRP: Now: $26.95 Add to Cart Quick view Sonnax 4L60E 700R4 4L65E 4L70E TH200-4R HD Pump Slide Pivot Pin (5-Pack) Sonnax 700R4 4L60E 4L65E 4L70E TH200-4R Transmission Pump Slide Pivot Pin Sonnax Part Number: 65797 Pack of 5 Vehicles with 4L60 & E and THM 200-4R transmissions can have low or high line pressure due... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L60E Oversized Pressure Regulator Valve (SONNAX) (1993-UP) TOOLING REQUIRED: 77917-TL or 77917-TLC A worn OE pressure regulator valve can be detected in two ways. The first is a dynamometer test that reveals low line pressure during boost... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E|4L65E Sonnax Boost Valve Kit "Factory Style" .490'' | 77898E-3K Early pump design, .490" Dia., Factory style sleeve, no o-rings Dia.: 0.490" Vehicles with a 4L60-E and 4L65-E transmission frequently have poor line rise, which can result in 3-4 clutch, 2-4... MSRP: Now: $39.95 Add to Cart Quick view Sonnax 4L60E|4L65E|4L70E Sonnax 3-2 Control Valve Spring 77754-23 GM 4L60E/4L65E/4L70E 3-2 Control Valve Spring Sonnax Part No. 77754-23 The 3-2 control valve spring in late-model 4L60-E and 4L65-E valve bodies often breaks, and can cause a 3-2 bind and/or... MSRP: Now: $9.95 Add to Cart Quick view Sonnax 4L80E #7 Low/Reverse Checkball Seat (1995-UP) 5-Pack Vehicles with GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the #7 low/Reverse checkball seat location. This issue is caused by normal movement of the checkball and slight movement of... MSRP: Now: $23.95 Add to Cart Quick view Sonnax 4L80E 1-2 & 2-3 Shift Valve Spring Kit - HD In 4th Gear, signal A oil force must overpower the 1-2 shift valve spring and opposing signal B pressure in GM 4L80-E and 4L85-E transmissions. If the 1-2 shift valve does not remain fully stroked,... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) 4L80-E, 4L85-E 3rd & Reverse Checkball Sleeve KitPart No. 34200-47K Fits units '95-later. Vehicles with '95-later GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the Reverse... MSRP: Now: $24.95 Add to Cart Quick view Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit O-Ringed End Plug KitPart No. 34200-05K TCC & PR Valves OE end plugs are designed to prevent critical pressure loss by capping the bore, while also functioning as a valve stop. Repetitive... MSRP: Now: $29.95 Add to Cart Quick view Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax Part No. 34663HD-02 Improve GM 4L80-E, 4L85-E and TH400 transmission durability with Sonnax heavy duty intermediate clutch... MSRP: Now: $84.95 Add to Cart Quick view Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) 34821-01 is a direct replacement for the planetary thrust bearing in listed units. This bearing is known to fail and destory the planet gears. REplace the bearing during a rebuild to... MSRP: Now: $12.95 Add to Cart Quick view Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax 4L80-E, 4L85-E 4th Accumulator Repair KitPart No. 34805-01K Repeated reciprocation of the 4th accumulator pistons in GM 4L80-E and 4L85-E units causes wear at the piston/pin interface... View Details Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view Details Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) MSRP: Now: $24.95 Add to Cart Quick view Details Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit MSRP: Now: $29.95 Add to Cart Quick view Details Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax MSRP: Now: $84.95 Add to Cart Quick view Details Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) MSRP: Now: $12.95 Add to Cart Quick view Details Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax Quick view Sonnax 4L60E 4L65E 4L70E TCC Apply Valve Kit (PWM Only) Vehicles with GM 4L60-E, 4L65-E and 4L70-E transmissions have numerous converter overheat lockup complaints. These include no lockup or lockup immediately after 2nd Gear when fluid warms up, caused... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early Factory Style | .470'' Early style, .470" dia., OE ratio, factory style GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .470'' Early style, .470" dia., OE ratio, O-ring style GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .490'' GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty cycle of the EPC solenoid causes the boost sleeve... MSRP: Now: $28.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .421'' Late style, .421" dia. OE ratio, O-ring style GM 4L60-E, 4L65-E and 4L70-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The... MSRP: Now: $47.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .472'' Late style, .472" dia., OE ratio, O-ring style GM 4L60-E, 4L65-E and 4L70-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The... MSRP: Now: $42.95 Add to Cart Quick view Sonnax 4L60E 4L80E EPC Solenoid Harness Adapter 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E EPC Solenoid Harness AdapterPart No. 34435-01K For use with early-style (’92-'02) EPC solenoid in late-style (’03-later)... MSRP: Now: $44.95 Add to Cart Quick view Sonnax 4L60E 4L80E Sonnax Sure-Cure Tool Kit 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E Tool KitPart No. 77754-TL Tool kit for 77754-09K, 34200-16K, SC-4L80E and SC-4L60E... MSRP: Now: $345.00 Add to Cart Quick view Sonnax 4L60E 4L80E Transmission Shift Cable Mount Bracket 4L60-E, 4L80-E, 4L85-E Shift Cable Mount BracketPart No. 34913-01 Transmission cases made in 1994 and 1995 have neutral safety switch mounting holes but do not have the top mount... MSRP: Now: $26.95 Add to Cart Quick view Sonnax 4L60E 700R4 4L65E 4L70E TH200-4R HD Pump Slide Pivot Pin (5-Pack) Sonnax 700R4 4L60E 4L65E 4L70E TH200-4R Transmission Pump Slide Pivot Pin Sonnax Part Number: 65797 Pack of 5 Vehicles with 4L60 & E and THM 200-4R transmissions can have low or high line pressure due... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L60E Oversized Pressure Regulator Valve (SONNAX) (1993-UP) TOOLING REQUIRED: 77917-TL or 77917-TLC A worn OE pressure regulator valve can be detected in two ways. The first is a dynamometer test that reveals low line pressure during boost... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E|4L65E Sonnax Boost Valve Kit "Factory Style" .490'' | 77898E-3K Early pump design, .490" Dia., Factory style sleeve, no o-rings Dia.: 0.490" Vehicles with a 4L60-E and 4L65-E transmission frequently have poor line rise, which can result in 3-4 clutch, 2-4... MSRP: Now: $39.95 Add to Cart Quick view Sonnax 4L60E|4L65E|4L70E Sonnax 3-2 Control Valve Spring 77754-23 GM 4L60E/4L65E/4L70E 3-2 Control Valve Spring Sonnax Part No. 77754-23 The 3-2 control valve spring in late-model 4L60-E and 4L65-E valve bodies often breaks, and can cause a 3-2 bind and/or... MSRP: Now: $9.95 Add to Cart Quick view Sonnax 4L80E #7 Low/Reverse Checkball Seat (1995-UP) 5-Pack Vehicles with GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the #7 low/Reverse checkball seat location. This issue is caused by normal movement of the checkball and slight movement of... MSRP: Now: $23.95 Add to Cart Quick view Sonnax 4L80E 1-2 & 2-3 Shift Valve Spring Kit - HD In 4th Gear, signal A oil force must overpower the 1-2 shift valve spring and opposing signal B pressure in GM 4L80-E and 4L85-E transmissions. If the 1-2 shift valve does not remain fully stroked,... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) 4L80-E, 4L85-E 3rd & Reverse Checkball Sleeve KitPart No. 34200-47K Fits units '95-later. Vehicles with '95-later GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the Reverse... MSRP: Now: $24.95 Add to Cart Quick view Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit O-Ringed End Plug KitPart No. 34200-05K TCC & PR Valves OE end plugs are designed to prevent critical pressure loss by capping the bore, while also functioning as a valve stop. Repetitive... MSRP: Now: $29.95 Add to Cart Quick view Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax Part No. 34663HD-02 Improve GM 4L80-E, 4L85-E and TH400 transmission durability with Sonnax heavy duty intermediate clutch... MSRP: Now: $84.95 Add to Cart Quick view Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) 34821-01 is a direct replacement for the planetary thrust bearing in listed units. This bearing is known to fail and destory the planet gears. REplace the bearing during a rebuild to... MSRP: Now: $12.95 Add to Cart Quick view Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax 4L80-E, 4L85-E 4th Accumulator Repair KitPart No. 34805-01K Repeated reciprocation of the 4th accumulator pistons in GM 4L80-E and 4L85-E units causes wear at the piston/pin interface... View Details Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view Details Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit MSRP: Now: $29.95 Add to Cart Quick view Details Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax MSRP: Now: $84.95 Add to Cart Quick view Details Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) MSRP: Now: $12.95 Add to Cart Quick view Details Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax Quick view Sonnax 4L60E 4L65E 4L70E TCC Apply Valve Kit (PWM Only) Vehicles with GM 4L60-E, 4L65-E and 4L70-E transmissions have numerous converter overheat lockup complaints. These include no lockup or lockup immediately after 2nd Gear when fluid warms up, caused... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early Factory Style | .470'' Early style, .470" dia., OE ratio, factory style GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .470'' Early style, .470" dia., OE ratio, O-ring style GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .490'' GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty cycle of the EPC solenoid causes the boost sleeve... MSRP: Now: $28.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .421'' Late style, .421" dia. OE ratio, O-ring style GM 4L60-E, 4L65-E and 4L70-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The... MSRP: Now: $47.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .472'' Late style, .472" dia., OE ratio, O-ring style GM 4L60-E, 4L65-E and 4L70-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The... MSRP: Now: $42.95 Add to Cart Quick view Sonnax 4L60E 4L80E EPC Solenoid Harness Adapter 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E EPC Solenoid Harness AdapterPart No. 34435-01K For use with early-style (’92-'02) EPC solenoid in late-style (’03-later)... MSRP: Now: $44.95 Add to Cart Quick view Sonnax 4L60E 4L80E Sonnax Sure-Cure Tool Kit 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E Tool KitPart No. 77754-TL Tool kit for 77754-09K, 34200-16K, SC-4L80E and SC-4L60E... MSRP: Now: $345.00 Add to Cart Quick view Sonnax 4L60E 4L80E Transmission Shift Cable Mount Bracket 4L60-E, 4L80-E, 4L85-E Shift Cable Mount BracketPart No. 34913-01 Transmission cases made in 1994 and 1995 have neutral safety switch mounting holes but do not have the top mount... MSRP: Now: $26.95 Add to Cart Quick view Sonnax 4L60E 700R4 4L65E 4L70E TH200-4R HD Pump Slide Pivot Pin (5-Pack) Sonnax 700R4 4L60E 4L65E 4L70E TH200-4R Transmission Pump Slide Pivot Pin Sonnax Part Number: 65797 Pack of 5 Vehicles with 4L60 & E and THM 200-4R transmissions can have low or high line pressure due... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L60E Oversized Pressure Regulator Valve (SONNAX) (1993-UP) TOOLING REQUIRED: 77917-TL or 77917-TLC A worn OE pressure regulator valve can be detected in two ways. The first is a dynamometer test that reveals low line pressure during boost... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E|4L65E Sonnax Boost Valve Kit "Factory Style" .490'' | 77898E-3K Early pump design, .490" Dia., Factory style sleeve, no o-rings Dia.: 0.490" Vehicles with a 4L60-E and 4L65-E transmission frequently have poor line rise, which can result in 3-4 clutch, 2-4... MSRP: Now: $39.95 Add to Cart Quick view Sonnax 4L60E|4L65E|4L70E Sonnax 3-2 Control Valve Spring 77754-23 GM 4L60E/4L65E/4L70E 3-2 Control Valve Spring Sonnax Part No. 77754-23 The 3-2 control valve spring in late-model 4L60-E and 4L65-E valve bodies often breaks, and can cause a 3-2 bind and/or... MSRP: Now: $9.95 Add to Cart Quick view Sonnax 4L80E #7 Low/Reverse Checkball Seat (1995-UP) 5-Pack Vehicles with GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the #7 low/Reverse checkball seat location. This issue is caused by normal movement of the checkball and slight movement of... MSRP: Now: $23.95 Add to Cart Quick view Sonnax 4L80E 1-2 & 2-3 Shift Valve Spring Kit - HD In 4th Gear, signal A oil force must overpower the 1-2 shift valve spring and opposing signal B pressure in GM 4L80-E and 4L85-E transmissions. If the 1-2 shift valve does not remain fully stroked,... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) 4L80-E, 4L85-E 3rd & Reverse Checkball Sleeve KitPart No. 34200-47K Fits units '95-later. Vehicles with '95-later GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the Reverse... MSRP: Now: $24.95 Add to Cart Quick view Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit O-Ringed End Plug KitPart No. 34200-05K TCC & PR Valves OE end plugs are designed to prevent critical pressure loss by capping the bore, while also functioning as a valve stop. Repetitive... MSRP: Now: $29.95 Add to Cart Quick view Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax Part No. 34663HD-02 Improve GM 4L80-E, 4L85-E and TH400 transmission durability with Sonnax heavy duty intermediate clutch... MSRP: Now: $84.95 Add to Cart Quick view Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) 34821-01 is a direct replacement for the planetary thrust bearing in listed units. This bearing is known to fail and destory the planet gears. REplace the bearing during a rebuild to... MSRP: Now: $12.95 Add to Cart Quick view Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax 4L80-E, 4L85-E 4th Accumulator Repair KitPart No. 34805-01K Repeated reciprocation of the 4th accumulator pistons in GM 4L80-E and 4L85-E units causes wear at the piston/pin interface... View Details Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view Details Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax MSRP: Now: $84.95 Add to Cart Quick view Details Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) MSRP: Now: $12.95 Add to Cart Quick view Details Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax Quick view Sonnax 4L60E 4L65E 4L70E TCC Apply Valve Kit (PWM Only) Vehicles with GM 4L60-E, 4L65-E and 4L70-E transmissions have numerous converter overheat lockup complaints. These include no lockup or lockup immediately after 2nd Gear when fluid warms up, caused... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early Factory Style | .470'' Early style, .470" dia., OE ratio, factory style GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .470'' Early style, .470" dia., OE ratio, O-ring style GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .490'' GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty cycle of the EPC solenoid causes the boost sleeve... MSRP: Now: $28.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .421'' Late style, .421" dia. OE ratio, O-ring style GM 4L60-E, 4L65-E and 4L70-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The... MSRP: Now: $47.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .472'' Late style, .472" dia., OE ratio, O-ring style GM 4L60-E, 4L65-E and 4L70-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The... MSRP: Now: $42.95 Add to Cart Quick view Sonnax 4L60E 4L80E EPC Solenoid Harness Adapter 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E EPC Solenoid Harness AdapterPart No. 34435-01K For use with early-style (’92-'02) EPC solenoid in late-style (’03-later)... MSRP: Now: $44.95 Add to Cart Quick view Sonnax 4L60E 4L80E Sonnax Sure-Cure Tool Kit 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E Tool KitPart No. 77754-TL Tool kit for 77754-09K, 34200-16K, SC-4L80E and SC-4L60E... MSRP: Now: $345.00 Add to Cart Quick view Sonnax 4L60E 4L80E Transmission Shift Cable Mount Bracket 4L60-E, 4L80-E, 4L85-E Shift Cable Mount BracketPart No. 34913-01 Transmission cases made in 1994 and 1995 have neutral safety switch mounting holes but do not have the top mount... MSRP: Now: $26.95 Add to Cart Quick view Sonnax 4L60E 700R4 4L65E 4L70E TH200-4R HD Pump Slide Pivot Pin (5-Pack) Sonnax 700R4 4L60E 4L65E 4L70E TH200-4R Transmission Pump Slide Pivot Pin Sonnax Part Number: 65797 Pack of 5 Vehicles with 4L60 & E and THM 200-4R transmissions can have low or high line pressure due... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L60E Oversized Pressure Regulator Valve (SONNAX) (1993-UP) TOOLING REQUIRED: 77917-TL or 77917-TLC A worn OE pressure regulator valve can be detected in two ways. The first is a dynamometer test that reveals low line pressure during boost... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E|4L65E Sonnax Boost Valve Kit "Factory Style" .490'' | 77898E-3K Early pump design, .490" Dia., Factory style sleeve, no o-rings Dia.: 0.490" Vehicles with a 4L60-E and 4L65-E transmission frequently have poor line rise, which can result in 3-4 clutch, 2-4... MSRP: Now: $39.95 Add to Cart Quick view Sonnax 4L60E|4L65E|4L70E Sonnax 3-2 Control Valve Spring 77754-23 GM 4L60E/4L65E/4L70E 3-2 Control Valve Spring Sonnax Part No. 77754-23 The 3-2 control valve spring in late-model 4L60-E and 4L65-E valve bodies often breaks, and can cause a 3-2 bind and/or... MSRP: Now: $9.95 Add to Cart Quick view Sonnax 4L80E #7 Low/Reverse Checkball Seat (1995-UP) 5-Pack Vehicles with GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the #7 low/Reverse checkball seat location. This issue is caused by normal movement of the checkball and slight movement of... MSRP: Now: $23.95 Add to Cart Quick view Sonnax 4L80E 1-2 & 2-3 Shift Valve Spring Kit - HD In 4th Gear, signal A oil force must overpower the 1-2 shift valve spring and opposing signal B pressure in GM 4L80-E and 4L85-E transmissions. If the 1-2 shift valve does not remain fully stroked,... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) 4L80-E, 4L85-E 3rd & Reverse Checkball Sleeve KitPart No. 34200-47K Fits units '95-later. Vehicles with '95-later GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the Reverse... MSRP: Now: $24.95 Add to Cart Quick view Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit O-Ringed End Plug KitPart No. 34200-05K TCC & PR Valves OE end plugs are designed to prevent critical pressure loss by capping the bore, while also functioning as a valve stop. Repetitive... MSRP: Now: $29.95 Add to Cart Quick view Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax Part No. 34663HD-02 Improve GM 4L80-E, 4L85-E and TH400 transmission durability with Sonnax heavy duty intermediate clutch... MSRP: Now: $84.95 Add to Cart Quick view Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) 34821-01 is a direct replacement for the planetary thrust bearing in listed units. This bearing is known to fail and destory the planet gears. REplace the bearing during a rebuild to... MSRP: Now: $12.95 Add to Cart Quick view Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax 4L80-E, 4L85-E 4th Accumulator Repair KitPart No. 34805-01K Repeated reciprocation of the 4th accumulator pistons in GM 4L80-E and 4L85-E units causes wear at the piston/pin interface... View Details Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view Details Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) MSRP: Now: $12.95 Add to Cart Quick view Details Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax Quick view Sonnax 4L60E 4L65E 4L70E TCC Apply Valve Kit (PWM Only) Vehicles with GM 4L60-E, 4L65-E and 4L70-E transmissions have numerous converter overheat lockup complaints. These include no lockup or lockup immediately after 2nd Gear when fluid warms up, caused... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early Factory Style | .470'' Early style, .470" dia., OE ratio, factory style GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .470'' Early style, .470" dia., OE ratio, O-ring style GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .490'' GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty cycle of the EPC solenoid causes the boost sleeve... MSRP: Now: $28.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .421'' Late style, .421" dia. OE ratio, O-ring style GM 4L60-E, 4L65-E and 4L70-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The... MSRP: Now: $47.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .472'' Late style, .472" dia., OE ratio, O-ring style GM 4L60-E, 4L65-E and 4L70-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The... MSRP: Now: $42.95 Add to Cart Quick view Sonnax 4L60E 4L80E EPC Solenoid Harness Adapter 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E EPC Solenoid Harness AdapterPart No. 34435-01K For use with early-style (’92-'02) EPC solenoid in late-style (’03-later)... MSRP: Now: $44.95 Add to Cart Quick view Sonnax 4L60E 4L80E Sonnax Sure-Cure Tool Kit 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E Tool KitPart No. 77754-TL Tool kit for 77754-09K, 34200-16K, SC-4L80E and SC-4L60E... MSRP: Now: $345.00 Add to Cart Quick view Sonnax 4L60E 4L80E Transmission Shift Cable Mount Bracket 4L60-E, 4L80-E, 4L85-E Shift Cable Mount BracketPart No. 34913-01 Transmission cases made in 1994 and 1995 have neutral safety switch mounting holes but do not have the top mount... MSRP: Now: $26.95 Add to Cart Quick view Sonnax 4L60E 700R4 4L65E 4L70E TH200-4R HD Pump Slide Pivot Pin (5-Pack) Sonnax 700R4 4L60E 4L65E 4L70E TH200-4R Transmission Pump Slide Pivot Pin Sonnax Part Number: 65797 Pack of 5 Vehicles with 4L60 & E and THM 200-4R transmissions can have low or high line pressure due... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L60E Oversized Pressure Regulator Valve (SONNAX) (1993-UP) TOOLING REQUIRED: 77917-TL or 77917-TLC A worn OE pressure regulator valve can be detected in two ways. The first is a dynamometer test that reveals low line pressure during boost... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E|4L65E Sonnax Boost Valve Kit "Factory Style" .490'' | 77898E-3K Early pump design, .490" Dia., Factory style sleeve, no o-rings Dia.: 0.490" Vehicles with a 4L60-E and 4L65-E transmission frequently have poor line rise, which can result in 3-4 clutch, 2-4... MSRP: Now: $39.95 Add to Cart Quick view Sonnax 4L60E|4L65E|4L70E Sonnax 3-2 Control Valve Spring 77754-23 GM 4L60E/4L65E/4L70E 3-2 Control Valve Spring Sonnax Part No. 77754-23 The 3-2 control valve spring in late-model 4L60-E and 4L65-E valve bodies often breaks, and can cause a 3-2 bind and/or... MSRP: Now: $9.95 Add to Cart Quick view Sonnax 4L80E #7 Low/Reverse Checkball Seat (1995-UP) 5-Pack Vehicles with GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the #7 low/Reverse checkball seat location. This issue is caused by normal movement of the checkball and slight movement of... MSRP: Now: $23.95 Add to Cart Quick view Sonnax 4L80E 1-2 & 2-3 Shift Valve Spring Kit - HD In 4th Gear, signal A oil force must overpower the 1-2 shift valve spring and opposing signal B pressure in GM 4L80-E and 4L85-E transmissions. If the 1-2 shift valve does not remain fully stroked,... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) 4L80-E, 4L85-E 3rd & Reverse Checkball Sleeve KitPart No. 34200-47K Fits units '95-later. Vehicles with '95-later GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the Reverse... MSRP: Now: $24.95 Add to Cart Quick view Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit O-Ringed End Plug KitPart No. 34200-05K TCC & PR Valves OE end plugs are designed to prevent critical pressure loss by capping the bore, while also functioning as a valve stop. Repetitive... MSRP: Now: $29.95 Add to Cart Quick view Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax Part No. 34663HD-02 Improve GM 4L80-E, 4L85-E and TH400 transmission durability with Sonnax heavy duty intermediate clutch... MSRP: Now: $84.95 Add to Cart Quick view Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) 34821-01 is a direct replacement for the planetary thrust bearing in listed units. This bearing is known to fail and destory the planet gears. REplace the bearing during a rebuild to... MSRP: Now: $12.95 Add to Cart Quick view Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax 4L80-E, 4L85-E 4th Accumulator Repair KitPart No. 34805-01K Repeated reciprocation of the 4th accumulator pistons in GM 4L80-E and 4L85-E units causes wear at the piston/pin interface... View Details Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view Sonnax 4L60E 4L65E 4L70E TCC Apply Valve Kit (PWM Only) Vehicles with GM 4L60-E, 4L65-E and 4L70-E transmissions have numerous converter overheat lockup complaints. These include no lockup or lockup immediately after 2nd Gear when fluid warms up, caused... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early Factory Style | .470'' Early style, .470" dia., OE ratio, factory style GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .470'' Early style, .470" dia., OE ratio, O-ring style GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .490'' GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty cycle of the EPC solenoid causes the boost sleeve... MSRP: Now: $28.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .421'' Late style, .421" dia. OE ratio, O-ring style GM 4L60-E, 4L65-E and 4L70-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The... MSRP: Now: $47.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .472'' Late style, .472" dia., OE ratio, O-ring style GM 4L60-E, 4L65-E and 4L70-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The... MSRP: Now: $42.95 Add to Cart Quick view Sonnax 4L60E 4L80E EPC Solenoid Harness Adapter 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E EPC Solenoid Harness AdapterPart No. 34435-01K For use with early-style (’92-'02) EPC solenoid in late-style (’03-later)... MSRP: Now: $44.95 Add to Cart Quick view Sonnax 4L60E 4L80E Sonnax Sure-Cure Tool Kit 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E Tool KitPart No. 77754-TL Tool kit for 77754-09K, 34200-16K, SC-4L80E and SC-4L60E... MSRP: Now: $345.00 Add to Cart Quick view Sonnax 4L60E 4L80E Transmission Shift Cable Mount Bracket 4L60-E, 4L80-E, 4L85-E Shift Cable Mount BracketPart No. 34913-01 Transmission cases made in 1994 and 1995 have neutral safety switch mounting holes but do not have the top mount... MSRP: Now: $26.95 Add to Cart Quick view Sonnax 4L60E 700R4 4L65E 4L70E TH200-4R HD Pump Slide Pivot Pin (5-Pack) Sonnax 700R4 4L60E 4L65E 4L70E TH200-4R Transmission Pump Slide Pivot Pin Sonnax Part Number: 65797 Pack of 5 Vehicles with 4L60 & E and THM 200-4R transmissions can have low or high line pressure due... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L60E Oversized Pressure Regulator Valve (SONNAX) (1993-UP) TOOLING REQUIRED: 77917-TL or 77917-TLC A worn OE pressure regulator valve can be detected in two ways. The first is a dynamometer test that reveals low line pressure during boost... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E|4L65E Sonnax Boost Valve Kit "Factory Style" .490'' | 77898E-3K Early pump design, .490" Dia., Factory style sleeve, no o-rings Dia.: 0.490" Vehicles with a 4L60-E and 4L65-E transmission frequently have poor line rise, which can result in 3-4 clutch, 2-4... MSRP: Now: $39.95 Add to Cart Quick view Sonnax 4L60E|4L65E|4L70E Sonnax 3-2 Control Valve Spring 77754-23 GM 4L60E/4L65E/4L70E 3-2 Control Valve Spring Sonnax Part No. 77754-23 The 3-2 control valve spring in late-model 4L60-E and 4L65-E valve bodies often breaks, and can cause a 3-2 bind and/or... MSRP: Now: $9.95 Add to Cart Quick view Sonnax 4L80E #7 Low/Reverse Checkball Seat (1995-UP) 5-Pack Vehicles with GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the #7 low/Reverse checkball seat location. This issue is caused by normal movement of the checkball and slight movement of... MSRP: Now: $23.95 Add to Cart Quick view Sonnax 4L80E 1-2 & 2-3 Shift Valve Spring Kit - HD In 4th Gear, signal A oil force must overpower the 1-2 shift valve spring and opposing signal B pressure in GM 4L80-E and 4L85-E transmissions. If the 1-2 shift valve does not remain fully stroked,... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) 4L80-E, 4L85-E 3rd & Reverse Checkball Sleeve KitPart No. 34200-47K Fits units '95-later. Vehicles with '95-later GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the Reverse... MSRP: Now: $24.95 Add to Cart Quick view Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit O-Ringed End Plug KitPart No. 34200-05K TCC & PR Valves OE end plugs are designed to prevent critical pressure loss by capping the bore, while also functioning as a valve stop. Repetitive... MSRP: Now: $29.95 Add to Cart Quick view Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax Part No. 34663HD-02 Improve GM 4L80-E, 4L85-E and TH400 transmission durability with Sonnax heavy duty intermediate clutch... MSRP: Now: $84.95 Add to Cart Quick view Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) 34821-01 is a direct replacement for the planetary thrust bearing in listed units. This bearing is known to fail and destory the planet gears. REplace the bearing during a rebuild to... MSRP: Now: $12.95 Add to Cart Quick view Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax 4L80-E, 4L85-E 4th Accumulator Repair KitPart No. 34805-01K Repeated reciprocation of the 4th accumulator pistons in GM 4L80-E and 4L85-E units causes wear at the piston/pin interface... View Details Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early Factory Style | .470'' Early style, .470" dia., OE ratio, factory style GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .470'' Early style, .470" dia., OE ratio, O-ring style GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .490'' GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty cycle of the EPC solenoid causes the boost sleeve... MSRP: Now: $28.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .421'' Late style, .421" dia. OE ratio, O-ring style GM 4L60-E, 4L65-E and 4L70-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The... MSRP: Now: $47.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .472'' Late style, .472" dia., OE ratio, O-ring style GM 4L60-E, 4L65-E and 4L70-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The... MSRP: Now: $42.95 Add to Cart Quick view Sonnax 4L60E 4L80E EPC Solenoid Harness Adapter 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E EPC Solenoid Harness AdapterPart No. 34435-01K For use with early-style (’92-'02) EPC solenoid in late-style (’03-later)... MSRP: Now: $44.95 Add to Cart Quick view Sonnax 4L60E 4L80E Sonnax Sure-Cure Tool Kit 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E Tool KitPart No. 77754-TL Tool kit for 77754-09K, 34200-16K, SC-4L80E and SC-4L60E... MSRP: Now: $345.00 Add to Cart Quick view Sonnax 4L60E 4L80E Transmission Shift Cable Mount Bracket 4L60-E, 4L80-E, 4L85-E Shift Cable Mount BracketPart No. 34913-01 Transmission cases made in 1994 and 1995 have neutral safety switch mounting holes but do not have the top mount... MSRP: Now: $26.95 Add to Cart Quick view Sonnax 4L60E 700R4 4L65E 4L70E TH200-4R HD Pump Slide Pivot Pin (5-Pack) Sonnax 700R4 4L60E 4L65E 4L70E TH200-4R Transmission Pump Slide Pivot Pin Sonnax Part Number: 65797 Pack of 5 Vehicles with 4L60 & E and THM 200-4R transmissions can have low or high line pressure due... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L60E Oversized Pressure Regulator Valve (SONNAX) (1993-UP) TOOLING REQUIRED: 77917-TL or 77917-TLC A worn OE pressure regulator valve can be detected in two ways. The first is a dynamometer test that reveals low line pressure during boost... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E|4L65E Sonnax Boost Valve Kit "Factory Style" .490'' | 77898E-3K Early pump design, .490" Dia., Factory style sleeve, no o-rings Dia.: 0.490" Vehicles with a 4L60-E and 4L65-E transmission frequently have poor line rise, which can result in 3-4 clutch, 2-4... MSRP: Now: $39.95 Add to Cart Quick view Sonnax 4L60E|4L65E|4L70E Sonnax 3-2 Control Valve Spring 77754-23 GM 4L60E/4L65E/4L70E 3-2 Control Valve Spring Sonnax Part No. 77754-23 The 3-2 control valve spring in late-model 4L60-E and 4L65-E valve bodies often breaks, and can cause a 3-2 bind and/or... MSRP: Now: $9.95 Add to Cart Quick view Sonnax 4L80E #7 Low/Reverse Checkball Seat (1995-UP) 5-Pack Vehicles with GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the #7 low/Reverse checkball seat location. This issue is caused by normal movement of the checkball and slight movement of... MSRP: Now: $23.95 Add to Cart Quick view Sonnax 4L80E 1-2 & 2-3 Shift Valve Spring Kit - HD In 4th Gear, signal A oil force must overpower the 1-2 shift valve spring and opposing signal B pressure in GM 4L80-E and 4L85-E transmissions. If the 1-2 shift valve does not remain fully stroked,... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) 4L80-E, 4L85-E 3rd & Reverse Checkball Sleeve KitPart No. 34200-47K Fits units '95-later. Vehicles with '95-later GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the Reverse... MSRP: Now: $24.95 Add to Cart Quick view Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit O-Ringed End Plug KitPart No. 34200-05K TCC & PR Valves OE end plugs are designed to prevent critical pressure loss by capping the bore, while also functioning as a valve stop. Repetitive... MSRP: Now: $29.95 Add to Cart Quick view Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax Part No. 34663HD-02 Improve GM 4L80-E, 4L85-E and TH400 transmission durability with Sonnax heavy duty intermediate clutch... MSRP: Now: $84.95 Add to Cart Quick view Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) 34821-01 is a direct replacement for the planetary thrust bearing in listed units. This bearing is known to fail and destory the planet gears. REplace the bearing during a rebuild to... MSRP: Now: $12.95 Add to Cart Quick view Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax 4L80-E, 4L85-E 4th Accumulator Repair KitPart No. 34805-01K Repeated reciprocation of the 4th accumulator pistons in GM 4L80-E and 4L85-E units causes wear at the piston/pin interface... View Details Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .470'' Early style, .470" dia., OE ratio, O-ring style GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .490'' GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty cycle of the EPC solenoid causes the boost sleeve... MSRP: Now: $28.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .421'' Late style, .421" dia. OE ratio, O-ring style GM 4L60-E, 4L65-E and 4L70-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The... MSRP: Now: $47.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .472'' Late style, .472" dia., OE ratio, O-ring style GM 4L60-E, 4L65-E and 4L70-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The... MSRP: Now: $42.95 Add to Cart Quick view Sonnax 4L60E 4L80E EPC Solenoid Harness Adapter 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E EPC Solenoid Harness AdapterPart No. 34435-01K For use with early-style (’92-'02) EPC solenoid in late-style (’03-later)... MSRP: Now: $44.95 Add to Cart Quick view Sonnax 4L60E 4L80E Sonnax Sure-Cure Tool Kit 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E Tool KitPart No. 77754-TL Tool kit for 77754-09K, 34200-16K, SC-4L80E and SC-4L60E... MSRP: Now: $345.00 Add to Cart Quick view Sonnax 4L60E 4L80E Transmission Shift Cable Mount Bracket 4L60-E, 4L80-E, 4L85-E Shift Cable Mount BracketPart No. 34913-01 Transmission cases made in 1994 and 1995 have neutral safety switch mounting holes but do not have the top mount... MSRP: Now: $26.95 Add to Cart Quick view Sonnax 4L60E 700R4 4L65E 4L70E TH200-4R HD Pump Slide Pivot Pin (5-Pack) Sonnax 700R4 4L60E 4L65E 4L70E TH200-4R Transmission Pump Slide Pivot Pin Sonnax Part Number: 65797 Pack of 5 Vehicles with 4L60 & E and THM 200-4R transmissions can have low or high line pressure due... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L60E Oversized Pressure Regulator Valve (SONNAX) (1993-UP) TOOLING REQUIRED: 77917-TL or 77917-TLC A worn OE pressure regulator valve can be detected in two ways. The first is a dynamometer test that reveals low line pressure during boost... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E|4L65E Sonnax Boost Valve Kit "Factory Style" .490'' | 77898E-3K Early pump design, .490" Dia., Factory style sleeve, no o-rings Dia.: 0.490" Vehicles with a 4L60-E and 4L65-E transmission frequently have poor line rise, which can result in 3-4 clutch, 2-4... MSRP: Now: $39.95 Add to Cart Quick view Sonnax 4L60E|4L65E|4L70E Sonnax 3-2 Control Valve Spring 77754-23 GM 4L60E/4L65E/4L70E 3-2 Control Valve Spring Sonnax Part No. 77754-23 The 3-2 control valve spring in late-model 4L60-E and 4L65-E valve bodies often breaks, and can cause a 3-2 bind and/or... MSRP: Now: $9.95 Add to Cart Quick view Sonnax 4L80E #7 Low/Reverse Checkball Seat (1995-UP) 5-Pack Vehicles with GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the #7 low/Reverse checkball seat location. This issue is caused by normal movement of the checkball and slight movement of... MSRP: Now: $23.95 Add to Cart Quick view Sonnax 4L80E 1-2 & 2-3 Shift Valve Spring Kit - HD In 4th Gear, signal A oil force must overpower the 1-2 shift valve spring and opposing signal B pressure in GM 4L80-E and 4L85-E transmissions. If the 1-2 shift valve does not remain fully stroked,... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) 4L80-E, 4L85-E 3rd & Reverse Checkball Sleeve KitPart No. 34200-47K Fits units '95-later. Vehicles with '95-later GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the Reverse... MSRP: Now: $24.95 Add to Cart Quick view Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit O-Ringed End Plug KitPart No. 34200-05K TCC & PR Valves OE end plugs are designed to prevent critical pressure loss by capping the bore, while also functioning as a valve stop. Repetitive... MSRP: Now: $29.95 Add to Cart Quick view Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax Part No. 34663HD-02 Improve GM 4L80-E, 4L85-E and TH400 transmission durability with Sonnax heavy duty intermediate clutch... MSRP: Now: $84.95 Add to Cart Quick view Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) 34821-01 is a direct replacement for the planetary thrust bearing in listed units. This bearing is known to fail and destory the planet gears. REplace the bearing during a rebuild to... MSRP: Now: $12.95 Add to Cart Quick view Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax 4L80-E, 4L85-E 4th Accumulator Repair KitPart No. 34805-01K Repeated reciprocation of the 4th accumulator pistons in GM 4L80-E and 4L85-E units causes wear at the piston/pin interface... View Details Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Early O-Ring Style | .490'' GM 4L60-E and 4L65-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The duty cycle of the EPC solenoid causes the boost sleeve... MSRP: Now: $28.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .421'' Late style, .421" dia. OE ratio, O-ring style GM 4L60-E, 4L65-E and 4L70-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The... MSRP: Now: $47.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .472'' Late style, .472" dia., OE ratio, O-ring style GM 4L60-E, 4L65-E and 4L70-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The... MSRP: Now: $42.95 Add to Cart Quick view Sonnax 4L60E 4L80E EPC Solenoid Harness Adapter 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E EPC Solenoid Harness AdapterPart No. 34435-01K For use with early-style (’92-'02) EPC solenoid in late-style (’03-later)... MSRP: Now: $44.95 Add to Cart Quick view Sonnax 4L60E 4L80E Sonnax Sure-Cure Tool Kit 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E Tool KitPart No. 77754-TL Tool kit for 77754-09K, 34200-16K, SC-4L80E and SC-4L60E... MSRP: Now: $345.00 Add to Cart Quick view Sonnax 4L60E 4L80E Transmission Shift Cable Mount Bracket 4L60-E, 4L80-E, 4L85-E Shift Cable Mount BracketPart No. 34913-01 Transmission cases made in 1994 and 1995 have neutral safety switch mounting holes but do not have the top mount... MSRP: Now: $26.95 Add to Cart Quick view Sonnax 4L60E 700R4 4L65E 4L70E TH200-4R HD Pump Slide Pivot Pin (5-Pack) Sonnax 700R4 4L60E 4L65E 4L70E TH200-4R Transmission Pump Slide Pivot Pin Sonnax Part Number: 65797 Pack of 5 Vehicles with 4L60 & E and THM 200-4R transmissions can have low or high line pressure due... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L60E Oversized Pressure Regulator Valve (SONNAX) (1993-UP) TOOLING REQUIRED: 77917-TL or 77917-TLC A worn OE pressure regulator valve can be detected in two ways. The first is a dynamometer test that reveals low line pressure during boost... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E|4L65E Sonnax Boost Valve Kit "Factory Style" .490'' | 77898E-3K Early pump design, .490" Dia., Factory style sleeve, no o-rings Dia.: 0.490" Vehicles with a 4L60-E and 4L65-E transmission frequently have poor line rise, which can result in 3-4 clutch, 2-4... MSRP: Now: $39.95 Add to Cart Quick view Sonnax 4L60E|4L65E|4L70E Sonnax 3-2 Control Valve Spring 77754-23 GM 4L60E/4L65E/4L70E 3-2 Control Valve Spring Sonnax Part No. 77754-23 The 3-2 control valve spring in late-model 4L60-E and 4L65-E valve bodies often breaks, and can cause a 3-2 bind and/or... MSRP: Now: $9.95 Add to Cart Quick view Sonnax 4L80E #7 Low/Reverse Checkball Seat (1995-UP) 5-Pack Vehicles with GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the #7 low/Reverse checkball seat location. This issue is caused by normal movement of the checkball and slight movement of... MSRP: Now: $23.95 Add to Cart Quick view Sonnax 4L80E 1-2 & 2-3 Shift Valve Spring Kit - HD In 4th Gear, signal A oil force must overpower the 1-2 shift valve spring and opposing signal B pressure in GM 4L80-E and 4L85-E transmissions. If the 1-2 shift valve does not remain fully stroked,... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) 4L80-E, 4L85-E 3rd & Reverse Checkball Sleeve KitPart No. 34200-47K Fits units '95-later. Vehicles with '95-later GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the Reverse... MSRP: Now: $24.95 Add to Cart Quick view Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit O-Ringed End Plug KitPart No. 34200-05K TCC & PR Valves OE end plugs are designed to prevent critical pressure loss by capping the bore, while also functioning as a valve stop. Repetitive... MSRP: Now: $29.95 Add to Cart Quick view Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax Part No. 34663HD-02 Improve GM 4L80-E, 4L85-E and TH400 transmission durability with Sonnax heavy duty intermediate clutch... MSRP: Now: $84.95 Add to Cart Quick view Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) 34821-01 is a direct replacement for the planetary thrust bearing in listed units. This bearing is known to fail and destory the planet gears. REplace the bearing during a rebuild to... MSRP: Now: $12.95 Add to Cart Quick view Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax 4L80-E, 4L85-E 4th Accumulator Repair KitPart No. 34805-01K Repeated reciprocation of the 4th accumulator pistons in GM 4L80-E and 4L85-E units causes wear at the piston/pin interface... View Details Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .421'' Late style, .421" dia. OE ratio, O-ring style GM 4L60-E, 4L65-E and 4L70-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The... MSRP: Now: $47.95 Add to Cart Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .472'' Late style, .472" dia., OE ratio, O-ring style GM 4L60-E, 4L65-E and 4L70-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The... MSRP: Now: $42.95 Add to Cart Quick view Sonnax 4L60E 4L80E EPC Solenoid Harness Adapter 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E EPC Solenoid Harness AdapterPart No. 34435-01K For use with early-style (’92-'02) EPC solenoid in late-style (’03-later)... MSRP: Now: $44.95 Add to Cart Quick view Sonnax 4L60E 4L80E Sonnax Sure-Cure Tool Kit 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E Tool KitPart No. 77754-TL Tool kit for 77754-09K, 34200-16K, SC-4L80E and SC-4L60E... MSRP: Now: $345.00 Add to Cart Quick view Sonnax 4L60E 4L80E Transmission Shift Cable Mount Bracket 4L60-E, 4L80-E, 4L85-E Shift Cable Mount BracketPart No. 34913-01 Transmission cases made in 1994 and 1995 have neutral safety switch mounting holes but do not have the top mount... MSRP: Now: $26.95 Add to Cart Quick view Sonnax 4L60E 700R4 4L65E 4L70E TH200-4R HD Pump Slide Pivot Pin (5-Pack) Sonnax 700R4 4L60E 4L65E 4L70E TH200-4R Transmission Pump Slide Pivot Pin Sonnax Part Number: 65797 Pack of 5 Vehicles with 4L60 & E and THM 200-4R transmissions can have low or high line pressure due... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L60E Oversized Pressure Regulator Valve (SONNAX) (1993-UP) TOOLING REQUIRED: 77917-TL or 77917-TLC A worn OE pressure regulator valve can be detected in two ways. The first is a dynamometer test that reveals low line pressure during boost... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E|4L65E Sonnax Boost Valve Kit "Factory Style" .490'' | 77898E-3K Early pump design, .490" Dia., Factory style sleeve, no o-rings Dia.: 0.490" Vehicles with a 4L60-E and 4L65-E transmission frequently have poor line rise, which can result in 3-4 clutch, 2-4... MSRP: Now: $39.95 Add to Cart Quick view Sonnax 4L60E|4L65E|4L70E Sonnax 3-2 Control Valve Spring 77754-23 GM 4L60E/4L65E/4L70E 3-2 Control Valve Spring Sonnax Part No. 77754-23 The 3-2 control valve spring in late-model 4L60-E and 4L65-E valve bodies often breaks, and can cause a 3-2 bind and/or... MSRP: Now: $9.95 Add to Cart Quick view Sonnax 4L80E #7 Low/Reverse Checkball Seat (1995-UP) 5-Pack Vehicles with GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the #7 low/Reverse checkball seat location. This issue is caused by normal movement of the checkball and slight movement of... MSRP: Now: $23.95 Add to Cart Quick view Sonnax 4L80E 1-2 & 2-3 Shift Valve Spring Kit - HD In 4th Gear, signal A oil force must overpower the 1-2 shift valve spring and opposing signal B pressure in GM 4L80-E and 4L85-E transmissions. If the 1-2 shift valve does not remain fully stroked,... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) 4L80-E, 4L85-E 3rd & Reverse Checkball Sleeve KitPart No. 34200-47K Fits units '95-later. Vehicles with '95-later GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the Reverse... MSRP: Now: $24.95 Add to Cart Quick view Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit O-Ringed End Plug KitPart No. 34200-05K TCC & PR Valves OE end plugs are designed to prevent critical pressure loss by capping the bore, while also functioning as a valve stop. Repetitive... MSRP: Now: $29.95 Add to Cart Quick view Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax Part No. 34663HD-02 Improve GM 4L80-E, 4L85-E and TH400 transmission durability with Sonnax heavy duty intermediate clutch... MSRP: Now: $84.95 Add to Cart Quick view Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) 34821-01 is a direct replacement for the planetary thrust bearing in listed units. This bearing is known to fail and destory the planet gears. REplace the bearing during a rebuild to... MSRP: Now: $12.95 Add to Cart Quick view Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax 4L80-E, 4L85-E 4th Accumulator Repair KitPart No. 34805-01K Repeated reciprocation of the 4th accumulator pistons in GM 4L80-E and 4L85-E units causes wear at the piston/pin interface... View Details Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view Sonnax 4L60E 4L65E Sonnax Boost Valve Kit | Late O-Ring Style | .472'' Late style, .472" dia., OE ratio, O-ring style GM 4L60-E, 4L65-E and 4L70-E transmissions frequently have poor line rise, which can result in 3-4 clutch, 2-4 band failure or poor shift quality. The... MSRP: Now: $42.95 Add to Cart Quick view Sonnax 4L60E 4L80E EPC Solenoid Harness Adapter 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E EPC Solenoid Harness AdapterPart No. 34435-01K For use with early-style (’92-'02) EPC solenoid in late-style (’03-later)... MSRP: Now: $44.95 Add to Cart Quick view Sonnax 4L60E 4L80E Sonnax Sure-Cure Tool Kit 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E Tool KitPart No. 77754-TL Tool kit for 77754-09K, 34200-16K, SC-4L80E and SC-4L60E... MSRP: Now: $345.00 Add to Cart Quick view Sonnax 4L60E 4L80E Transmission Shift Cable Mount Bracket 4L60-E, 4L80-E, 4L85-E Shift Cable Mount BracketPart No. 34913-01 Transmission cases made in 1994 and 1995 have neutral safety switch mounting holes but do not have the top mount... MSRP: Now: $26.95 Add to Cart Quick view Sonnax 4L60E 700R4 4L65E 4L70E TH200-4R HD Pump Slide Pivot Pin (5-Pack) Sonnax 700R4 4L60E 4L65E 4L70E TH200-4R Transmission Pump Slide Pivot Pin Sonnax Part Number: 65797 Pack of 5 Vehicles with 4L60 & E and THM 200-4R transmissions can have low or high line pressure due... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L60E Oversized Pressure Regulator Valve (SONNAX) (1993-UP) TOOLING REQUIRED: 77917-TL or 77917-TLC A worn OE pressure regulator valve can be detected in two ways. The first is a dynamometer test that reveals low line pressure during boost... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E|4L65E Sonnax Boost Valve Kit "Factory Style" .490'' | 77898E-3K Early pump design, .490" Dia., Factory style sleeve, no o-rings Dia.: 0.490" Vehicles with a 4L60-E and 4L65-E transmission frequently have poor line rise, which can result in 3-4 clutch, 2-4... MSRP: Now: $39.95 Add to Cart Quick view Sonnax 4L60E|4L65E|4L70E Sonnax 3-2 Control Valve Spring 77754-23 GM 4L60E/4L65E/4L70E 3-2 Control Valve Spring Sonnax Part No. 77754-23 The 3-2 control valve spring in late-model 4L60-E and 4L65-E valve bodies often breaks, and can cause a 3-2 bind and/or... MSRP: Now: $9.95 Add to Cart Quick view Sonnax 4L80E #7 Low/Reverse Checkball Seat (1995-UP) 5-Pack Vehicles with GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the #7 low/Reverse checkball seat location. This issue is caused by normal movement of the checkball and slight movement of... MSRP: Now: $23.95 Add to Cart Quick view Sonnax 4L80E 1-2 & 2-3 Shift Valve Spring Kit - HD In 4th Gear, signal A oil force must overpower the 1-2 shift valve spring and opposing signal B pressure in GM 4L80-E and 4L85-E transmissions. If the 1-2 shift valve does not remain fully stroked,... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) 4L80-E, 4L85-E 3rd & Reverse Checkball Sleeve KitPart No. 34200-47K Fits units '95-later. Vehicles with '95-later GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the Reverse... MSRP: Now: $24.95 Add to Cart Quick view Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit O-Ringed End Plug KitPart No. 34200-05K TCC & PR Valves OE end plugs are designed to prevent critical pressure loss by capping the bore, while also functioning as a valve stop. Repetitive... MSRP: Now: $29.95 Add to Cart Quick view Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax Part No. 34663HD-02 Improve GM 4L80-E, 4L85-E and TH400 transmission durability with Sonnax heavy duty intermediate clutch... MSRP: Now: $84.95 Add to Cart Quick view Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) 34821-01 is a direct replacement for the planetary thrust bearing in listed units. This bearing is known to fail and destory the planet gears. REplace the bearing during a rebuild to... MSRP: Now: $12.95 Add to Cart Quick view Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax 4L80-E, 4L85-E 4th Accumulator Repair KitPart No. 34805-01K Repeated reciprocation of the 4th accumulator pistons in GM 4L80-E and 4L85-E units causes wear at the piston/pin interface... View Details Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view Sonnax 4L60E 4L80E EPC Solenoid Harness Adapter 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E EPC Solenoid Harness AdapterPart No. 34435-01K For use with early-style (’92-'02) EPC solenoid in late-style (’03-later)... MSRP: Now: $44.95 Add to Cart Quick view Sonnax 4L60E 4L80E Sonnax Sure-Cure Tool Kit 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E Tool KitPart No. 77754-TL Tool kit for 77754-09K, 34200-16K, SC-4L80E and SC-4L60E... MSRP: Now: $345.00 Add to Cart Quick view Sonnax 4L60E 4L80E Transmission Shift Cable Mount Bracket 4L60-E, 4L80-E, 4L85-E Shift Cable Mount BracketPart No. 34913-01 Transmission cases made in 1994 and 1995 have neutral safety switch mounting holes but do not have the top mount... MSRP: Now: $26.95 Add to Cart Quick view Sonnax 4L60E 700R4 4L65E 4L70E TH200-4R HD Pump Slide Pivot Pin (5-Pack) Sonnax 700R4 4L60E 4L65E 4L70E TH200-4R Transmission Pump Slide Pivot Pin Sonnax Part Number: 65797 Pack of 5 Vehicles with 4L60 & E and THM 200-4R transmissions can have low or high line pressure due... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L60E Oversized Pressure Regulator Valve (SONNAX) (1993-UP) TOOLING REQUIRED: 77917-TL or 77917-TLC A worn OE pressure regulator valve can be detected in two ways. The first is a dynamometer test that reveals low line pressure during boost... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E|4L65E Sonnax Boost Valve Kit "Factory Style" .490'' | 77898E-3K Early pump design, .490" Dia., Factory style sleeve, no o-rings Dia.: 0.490" Vehicles with a 4L60-E and 4L65-E transmission frequently have poor line rise, which can result in 3-4 clutch, 2-4... MSRP: Now: $39.95 Add to Cart Quick view Sonnax 4L60E|4L65E|4L70E Sonnax 3-2 Control Valve Spring 77754-23 GM 4L60E/4L65E/4L70E 3-2 Control Valve Spring Sonnax Part No. 77754-23 The 3-2 control valve spring in late-model 4L60-E and 4L65-E valve bodies often breaks, and can cause a 3-2 bind and/or... MSRP: Now: $9.95 Add to Cart Quick view Sonnax 4L80E #7 Low/Reverse Checkball Seat (1995-UP) 5-Pack Vehicles with GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the #7 low/Reverse checkball seat location. This issue is caused by normal movement of the checkball and slight movement of... MSRP: Now: $23.95 Add to Cart Quick view Sonnax 4L80E 1-2 & 2-3 Shift Valve Spring Kit - HD In 4th Gear, signal A oil force must overpower the 1-2 shift valve spring and opposing signal B pressure in GM 4L80-E and 4L85-E transmissions. If the 1-2 shift valve does not remain fully stroked,... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) 4L80-E, 4L85-E 3rd & Reverse Checkball Sleeve KitPart No. 34200-47K Fits units '95-later. Vehicles with '95-later GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the Reverse... MSRP: Now: $24.95 Add to Cart Quick view Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit O-Ringed End Plug KitPart No. 34200-05K TCC & PR Valves OE end plugs are designed to prevent critical pressure loss by capping the bore, while also functioning as a valve stop. Repetitive... MSRP: Now: $29.95 Add to Cart Quick view Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax Part No. 34663HD-02 Improve GM 4L80-E, 4L85-E and TH400 transmission durability with Sonnax heavy duty intermediate clutch... MSRP: Now: $84.95 Add to Cart Quick view Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) 34821-01 is a direct replacement for the planetary thrust bearing in listed units. This bearing is known to fail and destory the planet gears. REplace the bearing during a rebuild to... MSRP: Now: $12.95 Add to Cart Quick view Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax 4L80-E, 4L85-E 4th Accumulator Repair KitPart No. 34805-01K Repeated reciprocation of the 4th accumulator pistons in GM 4L80-E and 4L85-E units causes wear at the piston/pin interface... View Details Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view Sonnax 4L60E 4L80E Sonnax Sure-Cure Tool Kit 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E Tool KitPart No. 77754-TL Tool kit for 77754-09K, 34200-16K, SC-4L80E and SC-4L60E... MSRP: Now: $345.00 Add to Cart Quick view Sonnax 4L60E 4L80E Transmission Shift Cable Mount Bracket 4L60-E, 4L80-E, 4L85-E Shift Cable Mount BracketPart No. 34913-01 Transmission cases made in 1994 and 1995 have neutral safety switch mounting holes but do not have the top mount... MSRP: Now: $26.95 Add to Cart Quick view Sonnax 4L60E 700R4 4L65E 4L70E TH200-4R HD Pump Slide Pivot Pin (5-Pack) Sonnax 700R4 4L60E 4L65E 4L70E TH200-4R Transmission Pump Slide Pivot Pin Sonnax Part Number: 65797 Pack of 5 Vehicles with 4L60 & E and THM 200-4R transmissions can have low or high line pressure due... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L60E Oversized Pressure Regulator Valve (SONNAX) (1993-UP) TOOLING REQUIRED: 77917-TL or 77917-TLC A worn OE pressure regulator valve can be detected in two ways. The first is a dynamometer test that reveals low line pressure during boost... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E|4L65E Sonnax Boost Valve Kit "Factory Style" .490'' | 77898E-3K Early pump design, .490" Dia., Factory style sleeve, no o-rings Dia.: 0.490" Vehicles with a 4L60-E and 4L65-E transmission frequently have poor line rise, which can result in 3-4 clutch, 2-4... MSRP: Now: $39.95 Add to Cart Quick view Sonnax 4L60E|4L65E|4L70E Sonnax 3-2 Control Valve Spring 77754-23 GM 4L60E/4L65E/4L70E 3-2 Control Valve Spring Sonnax Part No. 77754-23 The 3-2 control valve spring in late-model 4L60-E and 4L65-E valve bodies often breaks, and can cause a 3-2 bind and/or... MSRP: Now: $9.95 Add to Cart Quick view Sonnax 4L80E #7 Low/Reverse Checkball Seat (1995-UP) 5-Pack Vehicles with GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the #7 low/Reverse checkball seat location. This issue is caused by normal movement of the checkball and slight movement of... MSRP: Now: $23.95 Add to Cart Quick view Sonnax 4L80E 1-2 & 2-3 Shift Valve Spring Kit - HD In 4th Gear, signal A oil force must overpower the 1-2 shift valve spring and opposing signal B pressure in GM 4L80-E and 4L85-E transmissions. If the 1-2 shift valve does not remain fully stroked,... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) 4L80-E, 4L85-E 3rd & Reverse Checkball Sleeve KitPart No. 34200-47K Fits units '95-later. Vehicles with '95-later GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the Reverse... MSRP: Now: $24.95 Add to Cart Quick view Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit O-Ringed End Plug KitPart No. 34200-05K TCC & PR Valves OE end plugs are designed to prevent critical pressure loss by capping the bore, while also functioning as a valve stop. Repetitive... MSRP: Now: $29.95 Add to Cart Quick view Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax Part No. 34663HD-02 Improve GM 4L80-E, 4L85-E and TH400 transmission durability with Sonnax heavy duty intermediate clutch... MSRP: Now: $84.95 Add to Cart Quick view Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) 34821-01 is a direct replacement for the planetary thrust bearing in listed units. This bearing is known to fail and destory the planet gears. REplace the bearing during a rebuild to... MSRP: Now: $12.95 Add to Cart Quick view Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax 4L80-E, 4L85-E 4th Accumulator Repair KitPart No. 34805-01K Repeated reciprocation of the 4th accumulator pistons in GM 4L80-E and 4L85-E units causes wear at the piston/pin interface... View Details Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view Sonnax 4L60E 4L80E Transmission Shift Cable Mount Bracket 4L60-E, 4L80-E, 4L85-E Shift Cable Mount BracketPart No. 34913-01 Transmission cases made in 1994 and 1995 have neutral safety switch mounting holes but do not have the top mount... MSRP: Now: $26.95 Add to Cart Quick view Sonnax 4L60E 700R4 4L65E 4L70E TH200-4R HD Pump Slide Pivot Pin (5-Pack) Sonnax 700R4 4L60E 4L65E 4L70E TH200-4R Transmission Pump Slide Pivot Pin Sonnax Part Number: 65797 Pack of 5 Vehicles with 4L60 & E and THM 200-4R transmissions can have low or high line pressure due... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L60E Oversized Pressure Regulator Valve (SONNAX) (1993-UP) TOOLING REQUIRED: 77917-TL or 77917-TLC A worn OE pressure regulator valve can be detected in two ways. The first is a dynamometer test that reveals low line pressure during boost... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E|4L65E Sonnax Boost Valve Kit "Factory Style" .490'' | 77898E-3K Early pump design, .490" Dia., Factory style sleeve, no o-rings Dia.: 0.490" Vehicles with a 4L60-E and 4L65-E transmission frequently have poor line rise, which can result in 3-4 clutch, 2-4... MSRP: Now: $39.95 Add to Cart Quick view Sonnax 4L60E|4L65E|4L70E Sonnax 3-2 Control Valve Spring 77754-23 GM 4L60E/4L65E/4L70E 3-2 Control Valve Spring Sonnax Part No. 77754-23 The 3-2 control valve spring in late-model 4L60-E and 4L65-E valve bodies often breaks, and can cause a 3-2 bind and/or... MSRP: Now: $9.95 Add to Cart Quick view Sonnax 4L80E #7 Low/Reverse Checkball Seat (1995-UP) 5-Pack Vehicles with GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the #7 low/Reverse checkball seat location. This issue is caused by normal movement of the checkball and slight movement of... MSRP: Now: $23.95 Add to Cart Quick view Sonnax 4L80E 1-2 & 2-3 Shift Valve Spring Kit - HD In 4th Gear, signal A oil force must overpower the 1-2 shift valve spring and opposing signal B pressure in GM 4L80-E and 4L85-E transmissions. If the 1-2 shift valve does not remain fully stroked,... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) 4L80-E, 4L85-E 3rd & Reverse Checkball Sleeve KitPart No. 34200-47K Fits units '95-later. Vehicles with '95-later GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the Reverse... MSRP: Now: $24.95 Add to Cart Quick view Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit O-Ringed End Plug KitPart No. 34200-05K TCC & PR Valves OE end plugs are designed to prevent critical pressure loss by capping the bore, while also functioning as a valve stop. Repetitive... MSRP: Now: $29.95 Add to Cart Quick view Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax Part No. 34663HD-02 Improve GM 4L80-E, 4L85-E and TH400 transmission durability with Sonnax heavy duty intermediate clutch... MSRP: Now: $84.95 Add to Cart Quick view Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) 34821-01 is a direct replacement for the planetary thrust bearing in listed units. This bearing is known to fail and destory the planet gears. REplace the bearing during a rebuild to... MSRP: Now: $12.95 Add to Cart Quick view Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax 4L80-E, 4L85-E 4th Accumulator Repair KitPart No. 34805-01K Repeated reciprocation of the 4th accumulator pistons in GM 4L80-E and 4L85-E units causes wear at the piston/pin interface... View Details Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view Sonnax 4L60E 700R4 4L65E 4L70E TH200-4R HD Pump Slide Pivot Pin (5-Pack) Sonnax 700R4 4L60E 4L65E 4L70E TH200-4R Transmission Pump Slide Pivot Pin Sonnax Part Number: 65797 Pack of 5 Vehicles with 4L60 & E and THM 200-4R transmissions can have low or high line pressure due... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L60E Oversized Pressure Regulator Valve (SONNAX) (1993-UP) TOOLING REQUIRED: 77917-TL or 77917-TLC A worn OE pressure regulator valve can be detected in two ways. The first is a dynamometer test that reveals low line pressure during boost... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E|4L65E Sonnax Boost Valve Kit "Factory Style" .490'' | 77898E-3K Early pump design, .490" Dia., Factory style sleeve, no o-rings Dia.: 0.490" Vehicles with a 4L60-E and 4L65-E transmission frequently have poor line rise, which can result in 3-4 clutch, 2-4... MSRP: Now: $39.95 Add to Cart Quick view Sonnax 4L60E|4L65E|4L70E Sonnax 3-2 Control Valve Spring 77754-23 GM 4L60E/4L65E/4L70E 3-2 Control Valve Spring Sonnax Part No. 77754-23 The 3-2 control valve spring in late-model 4L60-E and 4L65-E valve bodies often breaks, and can cause a 3-2 bind and/or... MSRP: Now: $9.95 Add to Cart Quick view Sonnax 4L80E #7 Low/Reverse Checkball Seat (1995-UP) 5-Pack Vehicles with GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the #7 low/Reverse checkball seat location. This issue is caused by normal movement of the checkball and slight movement of... MSRP: Now: $23.95 Add to Cart Quick view Sonnax 4L80E 1-2 & 2-3 Shift Valve Spring Kit - HD In 4th Gear, signal A oil force must overpower the 1-2 shift valve spring and opposing signal B pressure in GM 4L80-E and 4L85-E transmissions. If the 1-2 shift valve does not remain fully stroked,... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) 4L80-E, 4L85-E 3rd & Reverse Checkball Sleeve KitPart No. 34200-47K Fits units '95-later. Vehicles with '95-later GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the Reverse... MSRP: Now: $24.95 Add to Cart Quick view Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit O-Ringed End Plug KitPart No. 34200-05K TCC & PR Valves OE end plugs are designed to prevent critical pressure loss by capping the bore, while also functioning as a valve stop. Repetitive... MSRP: Now: $29.95 Add to Cart Quick view Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax Part No. 34663HD-02 Improve GM 4L80-E, 4L85-E and TH400 transmission durability with Sonnax heavy duty intermediate clutch... MSRP: Now: $84.95 Add to Cart Quick view Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) 34821-01 is a direct replacement for the planetary thrust bearing in listed units. This bearing is known to fail and destory the planet gears. REplace the bearing during a rebuild to... MSRP: Now: $12.95 Add to Cart Quick view Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax 4L80-E, 4L85-E 4th Accumulator Repair KitPart No. 34805-01K Repeated reciprocation of the 4th accumulator pistons in GM 4L80-E and 4L85-E units causes wear at the piston/pin interface... View Details Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view Sonnax 4L60E Oversized Pressure Regulator Valve (SONNAX) (1993-UP) TOOLING REQUIRED: 77917-TL or 77917-TLC A worn OE pressure regulator valve can be detected in two ways. The first is a dynamometer test that reveals low line pressure during boost... MSRP: Now: $34.95 Add to Cart Quick view Sonnax 4L60E|4L65E Sonnax Boost Valve Kit "Factory Style" .490'' | 77898E-3K Early pump design, .490" Dia., Factory style sleeve, no o-rings Dia.: 0.490" Vehicles with a 4L60-E and 4L65-E transmission frequently have poor line rise, which can result in 3-4 clutch, 2-4... MSRP: Now: $39.95 Add to Cart Quick view Sonnax 4L60E|4L65E|4L70E Sonnax 3-2 Control Valve Spring 77754-23 GM 4L60E/4L65E/4L70E 3-2 Control Valve Spring Sonnax Part No. 77754-23 The 3-2 control valve spring in late-model 4L60-E and 4L65-E valve bodies often breaks, and can cause a 3-2 bind and/or... MSRP: Now: $9.95 Add to Cart Quick view Sonnax 4L80E #7 Low/Reverse Checkball Seat (1995-UP) 5-Pack Vehicles with GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the #7 low/Reverse checkball seat location. This issue is caused by normal movement of the checkball and slight movement of... MSRP: Now: $23.95 Add to Cart Quick view Sonnax 4L80E 1-2 & 2-3 Shift Valve Spring Kit - HD In 4th Gear, signal A oil force must overpower the 1-2 shift valve spring and opposing signal B pressure in GM 4L80-E and 4L85-E transmissions. If the 1-2 shift valve does not remain fully stroked,... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) 4L80-E, 4L85-E 3rd & Reverse Checkball Sleeve KitPart No. 34200-47K Fits units '95-later. Vehicles with '95-later GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the Reverse... MSRP: Now: $24.95 Add to Cart Quick view Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit O-Ringed End Plug KitPart No. 34200-05K TCC & PR Valves OE end plugs are designed to prevent critical pressure loss by capping the bore, while also functioning as a valve stop. Repetitive... MSRP: Now: $29.95 Add to Cart Quick view Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax Part No. 34663HD-02 Improve GM 4L80-E, 4L85-E and TH400 transmission durability with Sonnax heavy duty intermediate clutch... MSRP: Now: $84.95 Add to Cart Quick view Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) 34821-01 is a direct replacement for the planetary thrust bearing in listed units. This bearing is known to fail and destory the planet gears. REplace the bearing during a rebuild to... MSRP: Now: $12.95 Add to Cart Quick view Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax 4L80-E, 4L85-E 4th Accumulator Repair KitPart No. 34805-01K Repeated reciprocation of the 4th accumulator pistons in GM 4L80-E and 4L85-E units causes wear at the piston/pin interface... View Details Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view Sonnax 4L60E|4L65E Sonnax Boost Valve Kit "Factory Style" .490'' | 77898E-3K Early pump design, .490" Dia., Factory style sleeve, no o-rings Dia.: 0.490" Vehicles with a 4L60-E and 4L65-E transmission frequently have poor line rise, which can result in 3-4 clutch, 2-4... MSRP: Now: $39.95 Add to Cart Quick view Sonnax 4L60E|4L65E|4L70E Sonnax 3-2 Control Valve Spring 77754-23 GM 4L60E/4L65E/4L70E 3-2 Control Valve Spring Sonnax Part No. 77754-23 The 3-2 control valve spring in late-model 4L60-E and 4L65-E valve bodies often breaks, and can cause a 3-2 bind and/or... MSRP: Now: $9.95 Add to Cart Quick view Sonnax 4L80E #7 Low/Reverse Checkball Seat (1995-UP) 5-Pack Vehicles with GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the #7 low/Reverse checkball seat location. This issue is caused by normal movement of the checkball and slight movement of... MSRP: Now: $23.95 Add to Cart Quick view Sonnax 4L80E 1-2 & 2-3 Shift Valve Spring Kit - HD In 4th Gear, signal A oil force must overpower the 1-2 shift valve spring and opposing signal B pressure in GM 4L80-E and 4L85-E transmissions. If the 1-2 shift valve does not remain fully stroked,... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) 4L80-E, 4L85-E 3rd & Reverse Checkball Sleeve KitPart No. 34200-47K Fits units '95-later. Vehicles with '95-later GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the Reverse... MSRP: Now: $24.95 Add to Cart Quick view Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit O-Ringed End Plug KitPart No. 34200-05K TCC & PR Valves OE end plugs are designed to prevent critical pressure loss by capping the bore, while also functioning as a valve stop. Repetitive... MSRP: Now: $29.95 Add to Cart Quick view Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax Part No. 34663HD-02 Improve GM 4L80-E, 4L85-E and TH400 transmission durability with Sonnax heavy duty intermediate clutch... MSRP: Now: $84.95 Add to Cart Quick view Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) 34821-01 is a direct replacement for the planetary thrust bearing in listed units. This bearing is known to fail and destory the planet gears. REplace the bearing during a rebuild to... MSRP: Now: $12.95 Add to Cart Quick view Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax 4L80-E, 4L85-E 4th Accumulator Repair KitPart No. 34805-01K Repeated reciprocation of the 4th accumulator pistons in GM 4L80-E and 4L85-E units causes wear at the piston/pin interface... View Details Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view Sonnax 4L60E|4L65E|4L70E Sonnax 3-2 Control Valve Spring 77754-23 GM 4L60E/4L65E/4L70E 3-2 Control Valve Spring Sonnax Part No. 77754-23 The 3-2 control valve spring in late-model 4L60-E and 4L65-E valve bodies often breaks, and can cause a 3-2 bind and/or... MSRP: Now: $9.95 Add to Cart Quick view Sonnax 4L80E #7 Low/Reverse Checkball Seat (1995-UP) 5-Pack Vehicles with GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the #7 low/Reverse checkball seat location. This issue is caused by normal movement of the checkball and slight movement of... MSRP: Now: $23.95 Add to Cart Quick view Sonnax 4L80E 1-2 & 2-3 Shift Valve Spring Kit - HD In 4th Gear, signal A oil force must overpower the 1-2 shift valve spring and opposing signal B pressure in GM 4L80-E and 4L85-E transmissions. If the 1-2 shift valve does not remain fully stroked,... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) 4L80-E, 4L85-E 3rd & Reverse Checkball Sleeve KitPart No. 34200-47K Fits units '95-later. Vehicles with '95-later GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the Reverse... MSRP: Now: $24.95 Add to Cart Quick view Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit O-Ringed End Plug KitPart No. 34200-05K TCC & PR Valves OE end plugs are designed to prevent critical pressure loss by capping the bore, while also functioning as a valve stop. Repetitive... MSRP: Now: $29.95 Add to Cart Quick view Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax Part No. 34663HD-02 Improve GM 4L80-E, 4L85-E and TH400 transmission durability with Sonnax heavy duty intermediate clutch... MSRP: Now: $84.95 Add to Cart Quick view Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) 34821-01 is a direct replacement for the planetary thrust bearing in listed units. This bearing is known to fail and destory the planet gears. REplace the bearing during a rebuild to... MSRP: Now: $12.95 Add to Cart Quick view Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax 4L80-E, 4L85-E 4th Accumulator Repair KitPart No. 34805-01K Repeated reciprocation of the 4th accumulator pistons in GM 4L80-E and 4L85-E units causes wear at the piston/pin interface... View Details Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view Sonnax 4L80E #7 Low/Reverse Checkball Seat (1995-UP) 5-Pack Vehicles with GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the #7 low/Reverse checkball seat location. This issue is caused by normal movement of the checkball and slight movement of... MSRP: Now: $23.95 Add to Cart Quick view Sonnax 4L80E 1-2 & 2-3 Shift Valve Spring Kit - HD In 4th Gear, signal A oil force must overpower the 1-2 shift valve spring and opposing signal B pressure in GM 4L80-E and 4L85-E transmissions. If the 1-2 shift valve does not remain fully stroked,... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) 4L80-E, 4L85-E 3rd & Reverse Checkball Sleeve KitPart No. 34200-47K Fits units '95-later. Vehicles with '95-later GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the Reverse... MSRP: Now: $24.95 Add to Cart Quick view Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit O-Ringed End Plug KitPart No. 34200-05K TCC & PR Valves OE end plugs are designed to prevent critical pressure loss by capping the bore, while also functioning as a valve stop. Repetitive... MSRP: Now: $29.95 Add to Cart Quick view Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax Part No. 34663HD-02 Improve GM 4L80-E, 4L85-E and TH400 transmission durability with Sonnax heavy duty intermediate clutch... MSRP: Now: $84.95 Add to Cart Quick view Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) 34821-01 is a direct replacement for the planetary thrust bearing in listed units. This bearing is known to fail and destory the planet gears. REplace the bearing during a rebuild to... MSRP: Now: $12.95 Add to Cart Quick view Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax 4L80-E, 4L85-E 4th Accumulator Repair KitPart No. 34805-01K Repeated reciprocation of the 4th accumulator pistons in GM 4L80-E and 4L85-E units causes wear at the piston/pin interface... View Details Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view Sonnax 4L80E 1-2 & 2-3 Shift Valve Spring Kit - HD In 4th Gear, signal A oil force must overpower the 1-2 shift valve spring and opposing signal B pressure in GM 4L80-E and 4L85-E transmissions. If the 1-2 shift valve does not remain fully stroked,... MSRP: Now: $11.95 Add to Cart Quick view Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) 4L80-E, 4L85-E 3rd & Reverse Checkball Sleeve KitPart No. 34200-47K Fits units '95-later. Vehicles with '95-later GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the Reverse... MSRP: Now: $24.95 Add to Cart Quick view Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit O-Ringed End Plug KitPart No. 34200-05K TCC & PR Valves OE end plugs are designed to prevent critical pressure loss by capping the bore, while also functioning as a valve stop. Repetitive... MSRP: Now: $29.95 Add to Cart Quick view Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax Part No. 34663HD-02 Improve GM 4L80-E, 4L85-E and TH400 transmission durability with Sonnax heavy duty intermediate clutch... MSRP: Now: $84.95 Add to Cart Quick view Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) 34821-01 is a direct replacement for the planetary thrust bearing in listed units. This bearing is known to fail and destory the planet gears. REplace the bearing during a rebuild to... MSRP: Now: $12.95 Add to Cart Quick view Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax 4L80-E, 4L85-E 4th Accumulator Repair KitPart No. 34805-01K Repeated reciprocation of the 4th accumulator pistons in GM 4L80-E and 4L85-E units causes wear at the piston/pin interface... View Details Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view Sonnax 4L80E 3rd & Reverse Checkball Sleeve Kit (1995-UP) 4L80-E, 4L85-E 3rd & Reverse Checkball Sleeve KitPart No. 34200-47K Fits units '95-later. Vehicles with '95-later GM 4L80-E and 4L85-E transmissions commonly exhibit wear in the Reverse... MSRP: Now: $24.95 Add to Cart Quick view Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit O-Ringed End Plug KitPart No. 34200-05K TCC & PR Valves OE end plugs are designed to prevent critical pressure loss by capping the bore, while also functioning as a valve stop. Repetitive... MSRP: Now: $29.95 Add to Cart Quick view Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax Part No. 34663HD-02 Improve GM 4L80-E, 4L85-E and TH400 transmission durability with Sonnax heavy duty intermediate clutch... MSRP: Now: $84.95 Add to Cart Quick view Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) 34821-01 is a direct replacement for the planetary thrust bearing in listed units. This bearing is known to fail and destory the planet gears. REplace the bearing during a rebuild to... MSRP: Now: $12.95 Add to Cart Quick view Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax 4L80-E, 4L85-E 4th Accumulator Repair KitPart No. 34805-01K Repeated reciprocation of the 4th accumulator pistons in GM 4L80-E and 4L85-E units causes wear at the piston/pin interface... View Details Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view Sonnax 4L80E 4L85E TCC PR Valve O-Ringed End Plug Kit O-Ringed End Plug KitPart No. 34200-05K TCC & PR Valves OE end plugs are designed to prevent critical pressure loss by capping the bore, while also functioning as a valve stop. Repetitive... MSRP: Now: $29.95 Add to Cart Quick view Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax Part No. 34663HD-02 Improve GM 4L80-E, 4L85-E and TH400 transmission durability with Sonnax heavy duty intermediate clutch... MSRP: Now: $84.95 Add to Cart Quick view Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) 34821-01 is a direct replacement for the planetary thrust bearing in listed units. This bearing is known to fail and destory the planet gears. REplace the bearing during a rebuild to... MSRP: Now: $12.95 Add to Cart Quick view Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax 4L80-E, 4L85-E 4th Accumulator Repair KitPart No. 34805-01K Repeated reciprocation of the 4th accumulator pistons in GM 4L80-E and 4L85-E units causes wear at the piston/pin interface... View Details Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax 4L80E 4L85E TH400 HD Intermediate Clutch Outer Sprag Race by Sonnax Part No. 34663HD-02 Improve GM 4L80-E, 4L85-E and TH400 transmission durability with Sonnax heavy duty intermediate clutch... MSRP: Now: $84.95 Add to Cart Quick view Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) 34821-01 is a direct replacement for the planetary thrust bearing in listed units. This bearing is known to fail and destory the planet gears. REplace the bearing during a rebuild to... MSRP: Now: $12.95 Add to Cart Quick view Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax 4L80-E, 4L85-E 4th Accumulator Repair KitPart No. 34805-01K Repeated reciprocation of the 4th accumulator pistons in GM 4L80-E and 4L85-E units causes wear at the piston/pin interface... View Details Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected
Quick view Sonnax 4L80E 4T60 4T65E Planetary Thrust Bearing (Sonnax) 34821-01 is a direct replacement for the planetary thrust bearing in listed units. This bearing is known to fail and destory the planet gears. REplace the bearing during a rebuild to... MSRP: Now: $12.95 Add to Cart Quick view Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax 4L80-E, 4L85-E 4th Accumulator Repair KitPart No. 34805-01K Repeated reciprocation of the 4th accumulator pistons in GM 4L80-E and 4L85-E units causes wear at the piston/pin interface... View Details Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected
Quick view Sonnax 4L80E 4th Accumulator Repair Kit - Sonnax 4L80-E, 4L85-E 4th Accumulator Repair KitPart No. 34805-01K Repeated reciprocation of the 4th accumulator pistons in GM 4L80-E and 4L85-E units causes wear at the piston/pin interface... View Details