Valve Body Parts

4L60E TCC Regulator & Isolator Valve Kit by Sonnax (1993-1997)(Requires Tool 77752-R2)

TOOLS REQUIRED: 77752-R2 In GM 4L60-E, 4L65-E and 4L70-E unit, severe wear of the TCC regulator valve bore is caused by oscillation of the OE valve allows regulated converter apply pressure to exhaust. This is a primary cause for TCC-related slip code...

4L60E 4L65E 4L70E TCC Valve, Sonnax Upgrade (1998-UP)(Requires Tool 77754-R2)

This is an upgrade Sonnax TCC Valve used on GM 4L60E, 4L65E and 4L70E transmissions 1998-UP.  A special Sonnax reaming tool is required to install this part(Sonnax Reamer 77754-R2/SKU:0204A)

Pressure Switch Film Disc 4L60E 4L65E 4L70E 4L80E 6L45 6L50 6L80 6L90 4T40 4T45E 4T65E 4T80E 6T40 6T45 6T50

Various amounts used depending on application, this listing is for one disc.

4L60E 4L65E 4L70E AFL Valve End Plug (5-Pack)

The end plug at the AFL (actuator feed limit) valve is often lost or damaged during valve body inspection or service. Sonnax offers direct replacement end plug 77754-39 for this location.

4L60E 4L65E 4L70E Forward Accumulator Piston by Sonnax (Aluminum)

4L60E 4L65E 4L70E Forward Accumulator Piston by Sonnax (Aluminum) Part No. 74927-AP OE Part No. 8686017 or 24200126 In GM 4L60-E, 4L65-E and 4L70-E units, it is common for the plastic Forward accumulator piston to wear or crack and older...

4L60E 4L65E 4L70E Oversized 4-3 Sequence Valve Kit by Sonnax (Full Ream Required)

4L60E 4L65E 4L70E Oversized 4-3 Sequence Valve Kit by Sonnax (Full Ream Required) Part No. 77964-14K Use with OE valve/bore only, addresses wear at inboard two spools & other locations. Tooling:  F-77964-TL14  VB-FIX GM 4L60-E,...

4L60E 4L65E 4L70E 3-4 Relay O-Ringed End Plug Kit (Pack of 5) by Sonnax

4L60E 4L65E 4L70E 3-4 Relay O-Ringed End Plug Kit (Pack of 5) by Sonnax Part No. 77964-08K Fits two locations In GM 4L60-E, 4L65-E and 4L70-E units, the hammering effect of the 3-4 relay and/or 3-4 shift valves can cause the end plugs to wear,...

4L60E 4L65E 4L70E Oversized 4-3 Sequence Valve Kit by Sonnax (Ream Required)

4L60E 4L65E 4L70E Oversized 4-3 Sequence Valve Kit by Sonnax Part No. 77964-04K Tooling:  77964-RM2 GM 4L60-E, 4L65-E and 4L70-E transmissions often have trouble shifting into or holding 4th Gear due to excess wear in the sequence valve bore...

200-4R 700R4 4L60E Accumulator Valve Train Kit by Sonnax (.341")

200-4R 700R4 4L60E Accumulator Valve Train Kit by Sonnax (.341") Part No. 77777M-K Fits "M" version valve trains in heavy weight vehicles, .341" dia. In 4L60, fits '87-later auxiliary valve body styles only. Vehicles with a GM 200-4R, 700-R4, or...

200-4R 700R4 4L60E Accumulator Valve Train Kit by Sonnax (.330")

200-4R 700R4 4L60E Accumulator Valve Train Kit by Sonnax (.330") Part No. 77777L-K Fits "L" version valve trains in light/medium weight vehicles, .330" dia. Fits 4L60 '87-later auxiliary valve body styles only. Vehicles with a GM 200-4R, 700-R4, or...

4L60E 4L65E 4L70E Oversized Low Overrun Valve Kit by Sonnax

4L60E 4L65E 4L70E Oversized Low Overrun Valve Kit by Sonnax Part No. 77754-62K Tooling:  F-77754-TL62  VB-FIX The low overrun valve directs line pressure to the reverse input and low and reverse clutches. As the bore deteriorates,...

4L60E 4L65E 4L70E Oversized Forward & Reverse Abuse Valve Kit by Sonnax (Ream Required)

4L60E 4L65E 4L70E Oversized Forward & Reverse Abuse Valve Kit by Sonnax (Ream Required) Part No. 77754-58K Tooling:  F-77754-TL58  VB-FIX Fits in either of two locations. Continuous oscillation of the Forward and Reverse abuse...

4L60E 4L65E 4L70E Forward & Reverse Abuse Valve Kit (Drop In) by Sonnax

4L60E 4L65E 4L70E Forward & Reverse Abuse Valve Kit (Drop In) by Sonnax Part No. 77754-35K Fits either of two locations. In GM 4L60-E, 4L65-E and 4L70-E units, continuous oscillation of the Forward and Reverse abuse valves creates bore wear,...

4L60E 4L65E 4L70E Oversized 3-4 Shift Valve Kit by Sonnax (Requires Tooling)

4L60E 4L65E 4L70E Oversized 3-4 Shift Valve Kit by Sonnax (Requires Tooling) Part No. 77754-42K Tooling:  F-77754-TL42  VB-FIX In GM 4L60-E, 4L65-E abd 4L70-E units, wear at the shift valve spools and bore lands causes loss of...

Valve Body Clip (10-Pack) Sonnax

This is a replacement hair pin style valve body retainer clip used in many manufactures automatic transmissions.  Manufactured by Sonnax this is a part made to last and outperform its OE counterpart.  This listing is for a pack of ten clips...

4L60E 4L65E 4L70E Actuator Feed Limit Valve Kit

77754-TL TOOLING REQURIED In GM 4L60-E, 4L65-E and 4L70-E units, the AFL valve is a solenoid feed regulator valve that feeds the EPC solenoid and shift solenoids. The OE AFL valve design has a large reaction area and is highly affected by side-loading,...

4L60E 4L65E Valve Body Bore End Plugs

Commonly overlooked circuit leaks that result in driveability complaints Corrects/Prevents/Reduces: Falls out of 4th No 4th TCC instability or surging (especially during cylinder deactivation) Includes: (3) valve body bore end plugs(4) o-rings, one...

700R4 4L60 Shortened TV Linkage (Single)

Shortened TV LinkPart No. 77872-01 Package Quantity: 1 In GM 4L60 units, the TV cable synchronizes engine throttle movement with TV plunger movement. If the cable is not readjusted to ensure proper line rise, the unit may return quickly with soft...

700R4 4L60 Shortened TV Linkage (Pack of 5)

Shortened TV LinkPart No. 77872-01 Package Quantity: 5 In GM 4L60 units, the TV cable synchronizes engine throttle movement with TV plunger movement. If the cable is not readjusted to ensure proper line rise, the unit may return quickly with...

4L60E 4L65E 4L70E Lock-Up Control Valve Upgrade Fits All Years

FITS ALL 4L60E/65E/70E 1993-UP Replaces ALL standard .441" diameter lock-up control valve line-ups Upgrades ALL styles of lock-up control valves Accommodates ALL engine and system configurations: NON PWM, PWM, & PWM with DOD(cylinder...