Custom 4L80E Transmission Rebuild Kit | Pick Your Parts

Product Description

Build your own 4L80E rebuild kit: choose the parts that match the transmission on your bench and leave out what you don't need. This builder has 35 choices, all optional, so the kit holds only what you pick.

Brands offered in this kit include Alto, Raybestos, Exedy, BorgWarner, Sonnax, TransGo, Superior, Dura-Bond, Lubegard, Dr. Tranny, ATSG, Torrington and Fairbanks.

What you can choose

• Overhaul Kit for Your Year: 1990-1996; 1997-2011
• Upgrade to a Reusable Farpak Pan Gasket: Farpak Fiber Pan Gasket (1990-2011) (Overhaul Kit Includes a Standard One)
• Oil Filter: 1991-1996 Shallow Style; 1997-UP Deep Style
• Molded Rubber Piston Kit: Molded Rubber Piston Kit (1997-UP Only)
• Friction Module: 1990-E1995 | Alto High-Energy; 1991-E1995 | Raybestos Tan; 1991-1995 | Exedy; 1990-E1995 (Raybestos) Stage-1 HP; 1990-E1995 (Alto) Red Eagle HP; 1991-E1995 Gen-2 Blue Plate High Performance Clutch Module by Raybestos; L1995-UP | Alto High-Energy; L1995-UP | Raybestos Tan; plus 5 more
• Steel Module: OE Steel Module (1990-UP); KOLENE® Performance Steel Module (1991-UP)
• Front Band: Front Band (Aftermarket) (All Years)
• Rear Band: Rear Reverse Band(Aftermarket); Rear Reverse Band(BorgWarner)
• Bushing Kit: 1991-1996; 1997-UP (No 04-UP Extension Housing Bushing)
• Extension Housing Bushing: Extension Tail Housing Bushing (2004-UP) Durabond 2.0275'' OD
• No Walk Out Case Bushing: Upgraded No Walk Out Case Bushing Sonnax (34006-SP); HD No Walk Out Case Bushing Kit w/ Bearing & Shims Sonnax (Upgrade: Replaces the Case Bushing in Your Bushing Kit)
• Torrington Bearing Kit: Torrington Bearing Kit (All Years)
• Thrust Washer Kit: Thrust Washer Kit (All Years)
• Rear Servo: Rear Servo Assembly (1990-1996) Used; Rear Servo Assembly 1997-UP - Used; Upgraded Billet Reverse Servo (1997-UP) Adapt-A-Case (34912AC)
• Intermediate Sprag: HD Intermediate Sprag w/ 34-Elements
• Low Roller Sprag: Sprag Low Roller (1990-E1995); Low Roller Sprag (1996-UP)
• Overdrive Roller Sprag: Overdrive Sprag (1991-2000); Overdrive Sprag (2001-UP)
• Boost Valve: Boost Valve Kit w/ Factory Style Sleeve by Sonnax (34200-03K); Boost Valve Kit (O-Ring Style) by Sonnax (34200-01K); Line Pressure Booster Kit by Sonnax (4L80E-LB1) (Comes w/stronger PR valve springs) (Already Included in TransGo SK4L80E, 4L80E-HD2 & 4L80E-3; For Superior/Fairbanks Kits or No Shift Kit)
• Shift Kit: Shift Kit (1991-UP) TransGo (SK4L80E); PowerTow Performance Shift Kit (1990-UP) Fairbanks (PT4L80-E); Reprogramming Kit (1991-2013) TransGo (4L80E-HD2); Shift Correction Kit (1997-2007) Superior (STP-K4L80-E); Reprogramming Kit w/ Manual Shift Control (1991-2013) TransGo (4L80E-3)
• Master Solenoid Kit w/ Pressure Manifold Switch: Solenoid Replacement Kit (1991-2003) 5-Piece Set; Solenoid Replacement Kit (2004-UP) 5-Piece Set; Master Solenoid, Harness & Sensor Service Kit (2004-UP) (EK1609E2) (Includes the Internal Wire Harness: No Need to Choose One Below)
• Internal Wire Harness: Internal Wiring Harness (1991-2003); Internal Wiring Harness (2004-UP)
• Neutral Safety Switch: MLPS Neutral Safety Switch (1995-2003)
• Rebuild Manual: 4L80E ATSG Tech Service Rebuild Manual
• Diagnostic Code Book: 4L80E/85E ATSG Diagnostic Code Book
• Tub of Assembly Lube: Dr. Tranny Transmission Assembly Lube - Green Firm; Dr. Tranny Transmission Assembly Lube - Blue Soft; Dr. Tranny Transmission Assembly Treatment by Lubegard; Sonnax Slippery Stick O-LUBE
• Lip Wizard Lip Seal Tool: Transmission Lip Wizard™ Lip Seal Installation Tool
• Performance Clutch Pack: Intermediate Clutch Performance Powerpack Alto (AL031757AHP); Direct Clutch Performance Powerpack Alto (AL031756HP)
• Transfer Case Adapter Gasket (4WD Only): 6-Bolt Transfer Case Adapter Gasket
• Direct Clutch Drum: Direct Clutch Drum w/ 34-Element Sprag (Used OEM)
• Pump Assembly or Pump Gear Set: Pump Assembly (1991-1996) 2-Cooler Fittings Behind Bell Style (R34500E); Rebuilt Pump Assembly (1997-2003) 1-Cooler Fitting Behind Bell (R34500EA); Pump Assembly (2004-UP) 1-Cooler Fitting New Design Case (R34500EB); Pump Gear Set (1991-UP) (1700A)
• HD Separator Plate: Separator Plate - HD Upgrade (1991-2013) TransGo (48-PLT-01) (Not Needed With TransGo 4L80E-HD2 or 4L80E-3: Plate Included)
• Forward Clutch Hub: Billet Steel Clutch Hub (228300B); Extreme Duty Forward Clutch Hub Kit Sonnax (34322-02K); Heavy Duty Forward Clutch Hub Sonnax (34322-01)
• HD Intermediate Sprag Race: HD Intermediate Clutch Outer Sprag Race Sonnax (34663HD-02)
• Speed Sensor Set: Input/Output ISS/OSS Speed Sensor Set (1991-UP) (1372D-2)
• Speed Sensor Reluctor Wheel: Speed Sensor Reluctor Wheel (1991-2009) (34477A)

Not sure which option fits? Contact us with your vehicle's year and model and your transmission's identification and we'll help you choose.