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4L80E | 4L85E

Alto Rebuild Kits

SKU #NAME
031903AHP031903AHP - 4L80E GM Alto Red Eagle & Kolene High Performance Transmission Rebuild Kit 1997-On
031903AHP_DLX031903AHP_DLX - GM 4L80E Alto Red Eagle and Kolene Transmission Deluxe Rebuild Kit 1997-ON
031903HP031903HP - GM 4L80E Alto Red Eagle and Kolene Transmission Rebuild Kit 1990-96
031903HP_DLX031903HP_DLX - GM 4L80E Alto Red Eagle and Kolene Transmission Deluxe Rebuild Kit 1990-1996
031903HP_LS031903HP_LS - GM 4L80E Alto Red Eagle High Performance Transmission Rebuild Less Steel Kit 1990-96
34004E34004E- GM 4L80E Overdrive Transmission Rebuild Less Steel Kit 1990-96
34004EA34004EA - GM 4L80E Overdrive Transmission Rebuild Less Steel Kit 1997-Up
031903AHP_LS031903AHP_LS - GM 4L80E Alto Red Eagle High Performance Transmission Rebuild Kit 1997-ON
34006EA34006EA - GM 4L80E Overdrive Transmission Rebuild Kit 1997-Up
34008EA34008EA - GM 4L80E Overdrive Transmission Rebuild Kit 1997-Up
031903AHP_DLX_L2031903AHP_DLX_L2 - Chevy 4L80E Transmission Red Eagle & Kolene Deluxe Rebuild Kit 1997-On Level 2
031903AHP_L2031903AHP_L2 - 4L80E Alto Red Eagle Master Performance Transmission Rebuild Kit 97-On Level 2
031903AHP_LS_L2031903AHP_LS_L2 - Chevy 4L80E Red Eagle High Performance Transmission LS Rebuild Kit 97-On L2 Kit
031903AHPPWR031903AHPPWR - Chevy 4L80E Transmission Alto Red Eagle Kolene Power Pack Rebuild Kit 1997-On
031903AHPPWR_DLX031903AHPPWR_DLX - 4L80E Alto Red Eagle Kolene Transmission Deluxe Power Pack Rebuild Kit 1997-ON
031903AHPPWR_DLX_L2031903AHPPWR_DLX_L2 - 4L80E Transmission Alto Performance Deluxe PowerPack Rebuild Kit 1997-On Level 2 +Sprag
031903HP_DLX_L2031903HP_DLX_L2 - 4L80E Transmission Alto Red Eagle Deluxe Rebuild Kit Level 2 + Sprags etc. 1990-96
031903HP_L2031903HP_L2 - 4L80E Transmission Hi Performance Master Kit Red Eagle 90-96 Level2 Filter Band
031903HP_LS_L2031903HP_LS_L2 - 4L80E Alto Red Eagle High Performance LS Transmission Rebuild Kit 90-96 + Filter
031903HPPWR031903HPPWR - Chevy 4L80E Alto Red Eagle Kolene Transmission Power Pack Rebuild Kit 1990-96
031903HPPWR_DLX031903HPPWR_DLX - 4L80E GM Transmission Alto Red Eagle Kolene Deluxe Power Pack Rebuild Kit 1990-96
031903HPPWR_DLX_L2031903HPPWR_DLX_L2 - 4L80E Transmission Alto Red Eagle Deluxe PowerPack Rebuild Kit 1990-96 Level 2
031903HPPWR_L2031903HPPWR_L2 - 4L80E Alto Red Eagle Kolene Transmission Power Pack Rebuild Kit 1990-96 Level 2
34004E_L234004E_L2 - 4L80E Chevy Transmission Less Steel Rebuild Kit GM 1990-96 Level 2+ Filter, Band
34004EA_L234004EA_L2 - 4L80E Chevy Transmission High Energy Green Less Steel Rebuild Kit 97-Up Level 2
34006E_L234006E_L2 - 4L80E Chevy Transmission Master Rebuild Kit 1990-96 Level 2 Washers, Bearing etc
34006EA_L234006EA_L2 - 4L80E Transmission Master High Energy Green Rebuild Kit Chevy 1997-On Level 2+
34008E_L234008E_L2 - 4L80E Transmission Deluxe Overhaul Rebuild Kit 90-96 Level 2 Bands Bushings Etc
34008EA_L234008EA_L2 - 4L80E Transmission Deluxe Overhaul Kit 1997-Up W/Sprags Bushings Washers Level 2
031903AHPPWR_L2031903AHPPWR_L2 - 4L80E Transmission Alto Red Eagle Power Pack Rebuild Kit 1997-On Level 2 W/Band
34006E34006E - GM 4L80E Overdrive Transmission Rebuild Kit 1990-96
34008E34008E - GM 4L80E Overdrive Transmission Rebuild Kit 1991-1996

Raybestos Rebuild Kits

SKU #NAME
R34004ES1_L2R34004ES1_L2 - Chevy 4L80E Raybestos Stage 1 Performance Transmission Less Steels Level 2 Rebuild Kit 1990-96
R34006ES1_L2R34006ES1_L2 - 4L80E Raybestos Stage1 High Performance Transmission Master Level 2 Rebuild Kit 1990-96
R34008ES1_L2R34008ES1_L2 - Chevy 4L80E Raybestos Stage 1 Performance Transmission Deluxe Rebuild Kit 1990-96
R34006EAS1R34006EAS1 - Chevy 4L80E Raybestos High Performance Transmission Master Rebuild Kit 1997-On
R34008EAS1R34008EAS1 - Chevy 4L80E Raybestos High Performance Transmission Deluxe Rebuild Kit 1997-On
R34008EAS1_L2R34008EAS1_L2 - Chevy 4L80E Raybestos High Performance Transmission Deluxe Level 2 Rebuild Kit 1997-On
R34006EAS1_L2R34006EAS1_L2 - Chevy 4L80E Raybestos High Performance Transmission Master Level 2 Rebuild Kit 1997-On
R34004ES1R34004ES1 - Chevy 4L80E Raybestos Stage 1 High Performance Transmission Less Steels Rebuild Kit 1990-96
R34006ES1R34006ES1 - Chevy 4L80E Raybestos Stage 1 Performance Transmission Master Rebuild Kit 1990-96
R34008ES1R34008ES1 - Chevy 4L80E Raybestos Stage 1 Performance Transmission Deluxe Rebuild Kit 1990-96
R34006EAMXR34006EAMX - GM Chevy 4L80E/4L85E Transmission Raybestos Max Master Rebuild Kit 1997-On
R34008EAMXR34008EAMX - GM Chevy 4L80E/4L85E Transmission Raybestos Max Deluxe Rebuild Kit 1997-On
R34006EAMX_L2R34006EAMX_L2 - GM Chevy 4L80E/4L85E Transmission Raybestos Max Master L2 Rebuild Kit 1997-On
R34008EAMX_L2R34008EAMX_L2 - GM Chevy 4L80E/4L85E Transmission Raybestos Max Deluxe Level 2 Rebuild Kit 1997-On
R34006EMXR34006EMX - GM Chevy 4L80E/4L85E Transmission Raybestos Max Master Rebuild Kit 1991-1996
R34008EMX_L2R34008EMX_L2 - GM Chevy 4L80E/4L85E Transmission Raybestos Max Deluxe Level 2 Rebuild Kit 1991-96
R34008EMXR34008EMX - GM Chevy 4L80E/4L85E Transmission Raybestos Max Deluxe Rebuild Kit 1991-96
R34006EMX_L2R34006EMX_L2 - GM Chevy 4L80E/4L85E Transmission Raybestos Max Master L2 Rebuild Kit 1991-96
000581000581 - Raybestos 4L80E Steel Clutch Pack Module - GM Chevy (Except Olds & Cadillac) '91-On
000592000592 - Raybestos 4L80E Steel Clutch Pack Module - GM Chevy '97-On
RCP96-061RCP96-061 - Raybestos 4L80E Friction Clutch Pack Module - GM Chevy '91-E'95
RCPBP-36RCPBP-36 - Raybestos 4L80E 4L85E Gen. 2 Blue Plate Performance Friction Clutch Pack Module - GM Chevy '95-On
RFMAX-001RFMAX-001 - Raybestos 4L80E 4L85E Stage-1 Red Maxpak Performance Friction Clutch Pack Module - GM Chevy '91-On
RGPZ-010RGPZ-010 - Raybestos 4L80E 4L85E Tan & GPZ Friction Clutch Pack Module - GM Chevy '96-On
RSMAX-001RSMAX-001 - Raybestos 4L80E Kolene® MaxPak Steel Clutch Pack Module - GM Chevy '91-On
STMGM08KSTMGM08K - Raybestos 4L80E 4L85E Kolene® Steel Clutch Pack Module - '91-On
R34004EAS1R34004EAS1 - Chevy 4L80E Raybestos High Performance Transmission Less Steel Rebuild Kit 1997-On
R34004EAS1_L2R34004EAS1_L2 - Chevy 4L80E Raybestos High Performance Transmission Less Steels Level 2 Rebuild Kit 1997-On

Sonnax

SKU #NAME
4L80E-LB14L80E-LB1 - Sonnax 4L80E 4L85E Line Pressure Booster Kit with O-Rings And Pressure Spring
34998-01K34998-01K - 4L80E 4L85E Sonnax 34998-01K Wire Harness Connector Bracket For Late Type Only
77754-TL77754-TL - Sonnax 77754-TL AFL Valve Reamer and Jig Tool kit 4L60E 4L80E Actuator Feed
34994-02K34994-02K - 4L80E 4L85E 3499402K SONNAX GM, 1-2 / 2-3 SHIFT VALVE SPRING KIT
34200-10K34200-10K - Sonnax 4L80E 4L85E Transmission Boost Valve Kit
34200-14K34200-14K - Sonnax 4L80E Transmission Lube Regulated Pressure Regulator Valve
10000-0810000-08 - Sonnax® Ford GM Mopar Toyota Transmission Valve Body Checkball Imidized Plastic .250" 1/4" Diameter
34200-40K34200-40K - GM 4L80-E/4L85-E Transmission Sonnax Overrun Clutch Valve Kit Fits units 97-later.
34913-0134913-01 - 4L60-E, 4L80-E, 4L85-E Transmission Sonnax Shift Cable Mount Bracket
34322-02K34322-02K - TH400/TH425/4L80-E/4L85-E Transmission Sonnax Performance Extreme Duty Forward Clutch Hub Kit
34006-SPB34006-SPB- GM TH400 4L80E 4L85E Transmission Sonnax heavy duty case bushing Kit
T3-3-2431CBHT3-3-2431CBH - Sonnax TH400/4L80E/Powerglide Transmission Performance 32 spline Slip Yoke
EZ-LAP-HoneEZ-LAP-Hone - EZ- Lap Diamond Hone
34006-0534006-05 - Sonnax® GM Chevy TH400 TH425 4L80E 4L85E Shim Rear Unit End Play (.005" Thick)
34200-01K34200-01K - 4L80-E, 4L85-E SONNAX VALVE KIT, BOOST W/ORINGS
34200-05K34200-05K - 4L80-E, 4L85-E SONNAX PLUG, PR/TCC VALVE-.625" 5/SET
34200-3834200-38 - Sonnax® GM Chevy Cadillac Isuzu Jaguar Reverse Checkball Sleeve 4L80E 4L85E 1995-2009
34200-47K34200-47K - 4L80-E, 4L85-E SONNAX 3RD & REV CHECKBALL SLEEVE KIT
34298-07834298-078 - Sonnax® GM Chevy Buick Oldsmobile PontiacTH400 4L80E Forward Clutch Hub Washer (Front, .078") 1985-2009
34301-07834301-078 - Sonnax® GM Chevy Buick Oldsmobile Pontiac TH400 4L80E Powerglide Muncie Saginaw Forward Hub To Direct Drum Washer .078" Oversized 1965-2009
34301-09434301-094 - Sonnax® GM Chevy Buick Oldsmobile Pontiac TH400 4L80E Powerglide Muncie Saginaw Forward Hub To Direct Drum Washer .094" Oversized 1965-2009
34322-0134322-01 - 400, 425, 4L80-E, 4L85-E SONNAX HUB, CLUTCH THM400/425,4L80E
34435-01K34435-01K - 4L60-E, 4L65-E, 4L70-E, 4L80-E, 4L85-E SONNAX ADAPTER, EPC SOLENOID HARNESS
34500-Z34500-Z - Sonnax® GM Chevy Buick Oldsmobile Pontiac TH400 4L80E 4L85E Shim - 3 Tang Style Under Race #252 1965-2009
34528-01K34528-01K - 4L80-E, 4L85-E SONNAX SPACER KIT, REAR SERVO
34672-0534672-05 - 400, 4L80-E, 4L85-E SONNAX MAIN SHAFT, EXTREME DUTY
34716-0134716-01 - Sonnax® GM Chevy 4L80E 4L85E Forward Drum Oversized Sealing Rings
34805-01K34805-01K - 4L80-E, 4L85-E SONNAX PISTON KIT, 4TH ACCUM REPAIR
34821-0134821-01 - 4L80-E, 4L85-E, 4T60, 4T60-E, 4T65-E SONNAX BEARING, THRUST, PLANETARY
34838-01K34838-01K - 400, 4L80-E, 4L85-E SONNAX KIT, DIRECT DRUM SLEEVE
34875-0134875-01 - Sonnax® GM Chevy Buick Oldsmobile Pontiac TH400 4L80E 4L85E Planetary Pinion Pin
34875-0234875-02 - Sonnax® GM Chevy Buick Oldsmobile Pontiac TH400 4L80E Output & Reactionary Planetary Pinion Roller
34875-0334875-03 - Sonnax® GM Chevy Buick Oldsmobile Pontiac TH400 4L80E 4L85E Output & Reactionary Planetary Pinion Washer
34875-0434875-04 - Sonnax® GM Chevy Buick Oldsmobile Pontiac TH400 4L80E 4T65E Output & Reaction Planetary Pinion Thrust Washer
34875-0534875-05 - Sonnax® GM Chevy 4L80E Overdrive Planet Rollers 1991-1998
34875RK34875RK - 400, 4L80-E SONNAX REBUILD KIT, 400 PLANETARY
34880-0234880-02 - Sonnax® GM Chevy 4L80E 4L85E Output and Reaction Planet Needle Roller 1999-On
34880-0334880-03 - Sonnax® GM Chevy 4L80E Output and Reaction Planetary Batwing Thrust Washer 1999-2009
34994-1334994-13 - Sonnax® GM Chevy 4L80E Torque Converter Clutch (TCC) O-Ringed End Plug .497" OD Includes O-Ring 1991-2009
34994-14K34994-14K - Sonnax® GM Chevy 4L80E Torque Converter Clutch (TCC) O-Ringed End Plug .668" OD Includes O-Ring 1991-2009
34994-17K34994-17K - 4L80-E, 4L85-E SONNAX END PLUG KIT for AFL FILTER (Filter not included)
34994-18K34994-18K - 4L80-E, 4L85-E SONNAX VALVE/SLEEVE KIT, TCC REG
34994-22K34994-22K - 4L80-E, 4L85-E SONNAX VALVE KIT, ACCUM CNTRL O/S
34994-VTP-S34994-VTP-S - 4L80-E, 4L85-E SONNAX VACUUM TEST SEALING PAD
38511-01K38511-01K - 4L80-E SONNAX SHAFT KIT, w/FASTENERS
38511-03K38511-03K - 4L80-E SONNAX SHAFT KIT, MANUAL SHIFT
38511-04K38511-04K - 4L80-E, 4L85-E SONNAX SHAFT KIT, MANUAL SHIFT
F-34994-TL18F-34994-TL18 - 4L80-E, 4L85-E SONNAX TOOL KIT F/34994-18K
F-34994-TL22F-34994-TL22 - 4L80-E, 4L85-E SONNAX TOOL KIT F/34994-22K
SBK-G10SBK-G10 - 400, 4L80-E, 4L85-E SONNAX KOYO BEARING KIT 3 Bearing only
SBK-G20SBK-G20 - 4L80-E, 4L85-E SONNAX BEARING KIT
SC-4L80ESC-4L80E - 4L80-E, 4L85-E SONNAX SURE CURE KIT
HP-4L80E-01HP-4L80E-01 - Sonnax GM Chevy Cadillac Isuzu 4L80E 4L85E Performance Pack 1991-2009
34670-0134670-01 - Sonnax GM Chevy 4L80E 4L85E High Performance Heavy Duty 300M Input Shaft 1991-2009
34914-28k34914-28k - Sonnax GM Chevy 4L80E 4L85E Externally Adjustable Low/Reverse Servo Kit 1991-2009
34016-W34016-W - Sonnax® GM Chevy Cadillac Jaguar 4L80E 4L85E Front Stator Support Bushing (Wider Than OEM) 1991-2009
34144HD-0134144HD-01 - Sonnax GM Chevy Buick Cadillac Oldsmobile Pontiac TH400 4L80E High Performance Heavy Duty Intermediate Clutch Backing Plate .375", Heavy Duty 1965-1998
34144HD-0234144HD-02 - Sonnax GM Chevy Buick Cadillac Oldsmobile Pontiac TH400 4L80E High Performance Heavy Duty Intermediate Clutch Backing Plate .275", Heavy Duty 1965-1998

Transgo

SKU #NAME
48-ACT-VL648-ACT-VL6 - Chevy 4L80E 4L85E Transgo Transmission Actuator Valves Refills 48-ACT-VL6
SK 4L80ESK 4L80E - GM 4L80E 4L85E Transgo Shift Kit Includes Boost Valve 1991-2009 SK4L80E
4L80E-HD24L80E-HD2 - Chevy 4L80E 4L85E Transgo Transmission Reprogramming Shift Kit 1991-ON 4L80E-HD2
4L80E-34L80E-3 - 4L80E Transmission Transgo Reprogramming Shift kit 4L80E-3 Stick Shift
4L80E-HTRK4L80E-HTRK - GM 4L80E/4L85E Transmission Transgo Ring Kit 1991-2009
48-ACT-TL48-ACT-TL -Actuator Feed Limit Valve Boring Kit W/Tools 4L80E, 4L85E 1991-on
VBP-VACVBP-VAC - TH350/C, TH250/C, TH400, 3L80, TH375, C4, C5, C6 Transgo Vaccum Bypass Kit
48-MOD48-MOD - GM Chevy Transgo Vacuum Modulator Kit Fits 1991-13 4L80E, 4L85E Does not fit diesel

Superior Transmission Products

SKU #NAME
K4L80EK4L80E - GM Chevy 4L80E Superior Shift Correction Kit 1991-2005
K032K032 - Transmission Drain Plug Kit Made in the U.S.A Universal Ford & GM Superior
PT4L80-EPT4L80-E - 4L80E 4L80-E Transmission Fairbanks TransAction Performance Shift Kit

TCS Performance Parts

SKU #NAME
279700279700 - 4L80E Transmission High Performance Billet Intermediate Shaft 300M Steel
279600279600 - 4L80E Transmission High Performance Billet Input Shaft 300M Steel
228300B228300B TH400 4L80E Transmission High Performance Billet Forward Clutch Hub 4140 HTSR
279741279741 - TCS GM Chevy Late 4L80E 4140 HTSR Billet Steel Top Hat Overdrive Planet 2002-On
279740279740 - TCS GM Chevy Early 4L80E 4140 HTSR Billet Steel Top Hat Overdrive Planet 1991-2001
279701279701 - TCS GM TH400 4L80E Maraging Steel Intermediate Shaft

High Performance

SKU #NAME
031903AHP031903AHP - 4L80E GM Alto Red Eagle & Kolene High Performance Transmission Rebuild Kit 1997-On
031903AHP_DLX031903AHP_DLX - GM 4L80E Alto Red Eagle and Kolene Transmission Deluxe Rebuild Kit 1997-ON
031903HP031903HP - GM 4L80E Alto Red Eagle and Kolene Transmission Rebuild Kit 1990-96
031903HP_DLX031903HP_DLX - GM 4L80E Alto Red Eagle and Kolene Transmission Deluxe Rebuild Kit 1990-1996
031903HP_LS031903HP_LS - GM 4L80E Alto Red Eagle High Performance Transmission Rebuild Less Steel Kit 1990-96
031757AHP031757AHP - 4L80E Alto Red Eagle High Performance Transmission Intermediate Power pack 97-ON
031903AHP_LS031903AHP_LS - GM 4L80E Alto Red Eagle High Performance Transmission Rebuild Kit 1997-ON
279700279700 - 4L80E Transmission High Performance Billet Intermediate Shaft 300M Steel
279600279600 - 4L80E Transmission High Performance Billet Input Shaft 300M Steel
228300B228300B TH400 4L80E Transmission High Performance Billet Forward Clutch Hub 4140 HTSR
031756HP031756HP - TH400 4L80E Transmission Direct Drum Red Eagle Alto Power Pack 1964-95
031903AHP_DLX_L2031903AHP_DLX_L2 - Chevy 4L80E Transmission Red Eagle & Kolene Deluxe Rebuild Kit 1997-On Level 2
031903AHP_L2031903AHP_L2 - 4L80E Alto Red Eagle Master Performance Transmission Rebuild Kit 97-On Level 2
031903AHP_LS_L2031903AHP_LS_L2 - Chevy 4L80E Red Eagle High Performance Transmission LS Rebuild Kit 97-On L2 Kit
031903AHPPWR031903AHPPWR - Chevy 4L80E Transmission Alto Red Eagle Kolene Power Pack Rebuild Kit 1997-On
031903AHPPWR_DLX031903AHPPWR_DLX - 4L80E Alto Red Eagle Kolene Transmission Deluxe Power Pack Rebuild Kit 1997-ON
031903AHPPWR_DLX_L2031903AHPPWR_DLX_L2 - 4L80E Transmission Alto Performance Deluxe PowerPack Rebuild Kit 1997-On Level 2 +Sprag
031903HP_DLX_L2031903HP_DLX_L2 - 4L80E Transmission Alto Red Eagle Deluxe Rebuild Kit Level 2 + Sprags etc. 1990-96
031903HP_L2031903HP_L2 - 4L80E Transmission Hi Performance Master Kit Red Eagle 90-96 Level2 Filter Band
031903HP_LS_L2031903HP_LS_L2 - 4L80E Alto Red Eagle High Performance LS Transmission Rebuild Kit 90-96 + Filter
031903HPPWR031903HPPWR - Chevy 4L80E Alto Red Eagle Kolene Transmission Power Pack Rebuild Kit 1990-96
031903HPPWR_DLX031903HPPWR_DLX - 4L80E GM Transmission Alto Red Eagle Kolene Deluxe Power Pack Rebuild Kit 1990-96
031903HPPWR_DLX_L2031903HPPWR_DLX_L2 - 4L80E Transmission Alto Red Eagle Deluxe PowerPack Rebuild Kit 1990-96 Level 2
031903HPPWR_L2031903HPPWR_L2 - 4L80E Alto Red Eagle Kolene Transmission Power Pack Rebuild Kit 1990-96 Level 2
34200-03K34200-03K - Sonnax 4L80E 4L85E Transmission Boost Valve Kit 34200-03K
34200-16K34200-16K - Sonnax 4L80E 4L85E Transmission Actuator Feed Limit Valve Kit 34200-16K
34994-01K34994-01K - 4L80E 4L85E Transmission TCC Regulator Valve Kit Sonnax 34994-01K
4L80E-HD24L80E-HD2 - Chevy 4L80E 4L85E Transgo Transmission Reprogramming Shift Kit 1991-ON 4L80E-HD2
031903AHPPWR_L2031903AHPPWR_L2 - 4L80E Transmission Alto Red Eagle Power Pack Rebuild Kit 1997-On Level 2 W/Band
4L80E-34L80E-3 - 4L80E Transmission Transgo Reprogramming Shift kit 4L80E-3 Stick Shift
R34004ES1_L2R34004ES1_L2 - Chevy 4L80E Raybestos Stage 1 Performance Transmission Less Steels Level 2 Rebuild Kit 1990-96
R34008ES1_L2R34008ES1_L2 - Chevy 4L80E Raybestos Stage 1 Performance Transmission Deluxe Rebuild Kit 1990-96
PT4L80-EPT4L80-E - 4L80E 4L80-E Transmission Fairbanks TransAction Performance Shift Kit
4L80E-HTRK4L80E-HTRK - GM 4L80E/4L85E Transmission Transgo Ring Kit 1991-2009
R34006EAS1R34006EAS1 - Chevy 4L80E Raybestos High Performance Transmission Master Rebuild Kit 1997-On
R34008EAS1R34008EAS1 - Chevy 4L80E Raybestos High Performance Transmission Deluxe Rebuild Kit 1997-On
R34008EAS1_L2R34008EAS1_L2 - Chevy 4L80E Raybestos High Performance Transmission Deluxe Level 2 Rebuild Kit 1997-On
R34006EAS1_L2R34006EAS1_L2 - Chevy 4L80E Raybestos High Performance Transmission Master Level 2 Rebuild Kit 1997-On
34322-02K34322-02K - TH400/TH425/4L80-E/4L85-E Transmission Sonnax Performance Extreme Duty Forward Clutch Hub Kit
R34004ES1R34004ES1 - Chevy 4L80E Raybestos Stage 1 High Performance Transmission Less Steels Rebuild Kit 1990-96
R34008ES1R34008ES1 - Chevy 4L80E Raybestos Stage 1 Performance Transmission Deluxe Rebuild Kit 1990-96
34006-SPB34006-SPB- GM TH400 4L80E 4L85E Transmission Sonnax heavy duty case bushing Kit
T3-3-2431CBHT3-3-2431CBH - Sonnax TH400/4L80E/Powerglide Transmission Performance 32 spline Slip Yoke
34670-0134670-01 - Sonnax GM Chevy 4L80E 4L85E High Performance Heavy Duty 300M Input Shaft 1991-2009
RCPBP-36RCPBP-36 - Raybestos 4L80E 4L85E Gen. 2 Blue Plate Performance Friction Clutch Pack Module - GM Chevy '95-On
RFMAX-001RFMAX-001 - Raybestos 4L80E 4L85E Stage-1 Red Maxpak Performance Friction Clutch Pack Module - GM Chevy '91-On
RSMAX-001RSMAX-001 - Raybestos 4L80E Kolene® MaxPak Steel Clutch Pack Module - GM Chevy '91-On
STMGM08KSTMGM08K - Raybestos 4L80E 4L85E Kolene® Steel Clutch Pack Module - '91-On
R34004EAS1R34004EAS1 - Chevy 4L80E Raybestos High Performance Transmission Less Steel Rebuild Kit 1997-On
279740279740 - TCS GM Chevy Early 4L80E 4140 HTSR Billet Steel Top Hat Overdrive Planet 1991-2001
279741279741 - TCS GM Chevy Late 4L80E 4140 HTSR Billet Steel Top Hat Overdrive Planet 2002-On
279701279701 - TCS GM TH400 4L80E Maraging Steel Intermediate Shaft
279600M279600M - TCS GM Chevy 4L80E 300 Maraging Steel Input Shaft
34144HD-0234144HD-02 - Sonnax GM Chevy Buick Cadillac Oldsmobile Pontiac TH400 4L80E High Performance Heavy Duty Intermediate Clutch Backing Plate .275", Heavy Duty 1965-1998

Shift Kits

SKU #NAME
K4L80EK4L80E - GM Chevy 4L80E Superior Shift Correction Kit 1991-2005
SK 4L80ESK 4L80E - GM 4L80E 4L85E Transgo Shift Kit Includes Boost Valve 1991-2009 SK4L80E
4L80E-HD24L80E-HD2 - Chevy 4L80E 4L85E Transgo Transmission Reprogramming Shift Kit 1991-ON 4L80E-HD2
4L80E-34L80E-3 - 4L80E Transmission Transgo Reprogramming Shift kit 4L80E-3 Stick Shift
PT4L80-EPT4L80-E - 4L80E 4L80-E Transmission Fairbanks TransAction Performance Shift Kit
HP-4L80E-01HP-4L80E-01 - Sonnax GM Chevy Cadillac Isuzu 4L80E 4L85E Performance Pack 1991-2009

Bands

SKU #NAME
R34024ER34024E - Chevy 4L80E TH400 Transmission Reverse (Rear Band) Kevlar Lined
N34022N34022- Band, 400/425 Front (1” Wide) 1964-Up (Also Fits 4L80E 1991-98)
R34022HDR34022HD- GM TH400, 4L80E Front band, heavy duty, welded anchors, kevlar lining, 1" Wide; Heavy Duty 1965-1999
34024K34024K - Chevy 4L80E TH400 Transmission Reverse (Rear Band) Kevlar Lined
N34022EN34022E - GM Chevy Buick Oldsmobile TH400 4L80E High Energy Intermediate Band 1 1/4" Wide 1965-On

Electrical

SKU #NAME
3441834418 - 4L80E/4L30E Transmission GM Chevy TCC PWM Solenoid 1991-UP
04-ON 4L80E-Electrical Kit04-ON 4L80E-Electrical Kit - Chevy 4L80E GM Solenoid Electical Kit EPC Shift Manifold Pressure Switch 2004-ON
3444234442 - 4L80E 4L80-E Transmission GM Chevy Pressure Manifold Switch MPS 91-ON Electrical
3444634446 - 4L80E 4L80-E Transmission GM Chevy Internal Wire harness 1991-ON Electrical
3442134421 - 4L80E 4L80-E Transmission GM Chevy 1-2 shift Solenoid Black 1991-ON Electrical
3442234422 - 4L80E Transmission GM Chevy 2-3 Shift Solenoid Gray 1991-ON Electrical
A34435AA34435A -4L60E 4L30E 4L80E 4T80E Transmission GM Chevy EPC Pressure Control Solenoid
34435b34435B -4L60E 4L65E 4L80E Transmission GM Chevy EPC Pressure Control Solenoid 2004-ON
74410B74410B - 4L65E 4L80E Transmission MLP Sensor Neutral Switch 2004 up / 4L80E 2001 up PRNDL
94-03 4L80E-Electrical Kit94-03 4L80E-Electrical Kit - Chevy 4L80E GM Solenoid Electical Kit EPC Shift Manifold Pressure Switch 1994-03
34018A34018A- Screen, 4L80E Shift Solenoid 1991-Up
D34843ED34843E- Bracket, 4L80E Solenoid (2nd Design)
3443634436 - 4L80E Input Output Speed Sensor 91-up
34436 (2)34436 (2) - GM CHevy 4L80E Transmission Input Output Speed Sensor 1991-up Qty 2
4L80E-LB14L80E-LB1 - Sonnax 4L80E 4L85E Line Pressure Booster Kit with O-Rings And Pressure Spring
54425B54425B - Solenoid, 200-4R 4L60E 4L80E THM700-R4 4L60 4L65E 6L80 4L70E TCC (Universal) 1981-2014
34435C34435C - 4L80E 4L85E 4T80E Solenoid; Electronic Pressure Control; EPC; 1.5" Silver Can, 2 Prong Connector on the Side
34421A34421A - 4L80E Transmission GM Chevy 1-2 shift Solenoid Black 1991-ON
34446D34446D- GM Chevy 4L80E Transmission Internal Wire Harness Repair Kit 2004-2009
34446BK34446BK - Wire Harness Kit, 4L80E Internal/External W/Connectors (Retro Fit) 1991-03 With Temperature Switch
34445K34445K - Repair Kit, 4L80E External Wire Harness (11 Wire)(Plugs Into Connector) 1994-Up
74410A74410A - GM 4L60E 4L80E Switch; MLPS Sensor, PRNDL, One 7 Pin & One 4 Pin Black Plastic Connector 1995-03

Filters | Screens

SKU #NAME
A34010EA34010E- Filter, 4L80E 1991-96
A34010EAA34010EA- Filter, 4L80E 1997-Up
34018A34018A- Screen, 4L80E Shift Solenoid 1991-Up

Bearings | Washers

SKU #NAME
34200E34200E - GM Chevy Chevrolet 4L80E 4L80-E Transmission Thrust Kit 91-ON 34200E
34201A34201A - GM Chevy Chevrolet 4L80E 4L80-E TH400 Transmission Torrington Bearing Kit 34201A
34201E34201E- GM Chevy 4L80E Transmission Bearing Kit 1991-Up
34211HB34211HB- Washer, 4L80E Stator .075” (Red) 1991-Up
34211HC34211HC- Washer, 4L80E Stator .091” (Brown) 1991-Up
34211HD34211HD- Washer, 4L80E Stator .107” (Green) 1991-Up
34211HE34211HE- Washer, 4L80E Stator .123” (Black) 1991-Up
34211HK34211HK- Washer Kit, 4L80E Stator (5 Selectives) 1991-Up
3422634226- Washer, 400/4L80E Center Support to Front Planet (Metal) 1964-Up
3423234232- Washer, 400/4L80E Forward Drum to Forward Hub 1964-Up
D34249AKD34249AK- Bearing W/Races, 400/4L80E Sun Gear to Rear Ring Gear (With 3 Notches on ID) 1997-Up (Retro Fits 1964-Up
D34256KD34256K- Bearing W/Race, 400/4L80E Rear Ring Gear to Output Shaft 1964-Up
3426834268- Washer, 400/4L80E Output Shaft to Case 4 Tab (Metal) 1964-Up (Also Fits 400/4L80E Front Planet To Rear Planet)
34269C34269C- Washer, 400/4L80E Output Shaft to Case 3 Tab .100” 1964-Up
34269E34269E- Washer, 400/4L80E Output Shaft to Case 3 Tab .116” 1964-Up
3423534235 - TH400 4L80E Forward Hub to Direct Drum Washer .062" Thick
D34242KD34242K - GM Chevy Buick Cadillac TH400 4L80E AC Delco Center Support Bearing To Sun Gear (3 Piece) 1965-2009
34301-07834301-078 - Sonnax® GM Chevy Buick Oldsmobile Pontiac TH400 4L80E Powerglide Muncie Saginaw Forward Hub To Direct Drum Washer .078" Oversized 1965-2009
34301-09434301-094 - Sonnax® GM Chevy Buick Oldsmobile Pontiac TH400 4L80E Powerglide Muncie Saginaw Forward Hub To Direct Drum Washer .094" Oversized 1965-2009
34875-0234875-02 - Sonnax® GM Chevy Buick Oldsmobile Pontiac TH400 4L80E Output & Reactionary Planetary Pinion Roller
34880-0234880-02 - Sonnax® GM Chevy 4L80E 4L85E Output and Reaction Planet Needle Roller 1999-On
34880-0334880-03 - Sonnax® GM Chevy 4L80E Output and Reaction Planetary Batwing Thrust Washer 1999-2009
34875-0534875-05 - Sonnax® GM Chevy 4L80E Overdrive Planet Rollers 1991-1998
54235AD54235A - GM 200/200C/200-4R Transmission Bearing, Front Planet to Hub or Overdrive Planet Carrier to Forward Drum

Sprags

SKU #NAME
3465034650 - 4L80E Transmission Overdrive Sprag for Overrun Drum .309" OD Rollers 1991-01
A34652AXA34652AX - 4L80E TH400 GM Chevy Transmission Intermediate Sprag 34 Element Heavy Duty
34650A34650A- Sprag, 4L80E Overdrive (.196”OD Rollers) 2001-Up
34652B34652B- Sprag, 400/4L80E Intermediate (Lug Type)(16 Elements)
34654E34654E- Sprag, 4L80E Low Clutch Roller (Rear) (With 8 Legs) 1996-Up

Valve Body Components

SKU #NAME
34200-16K34200-16K - Sonnax 4L80E 4L85E Transmission Actuator Feed Limit Valve Kit 34200-16K
34994-01K34994-01K - 4L80E 4L85E Transmission TCC Regulator Valve Kit Sonnax 34994-01K
48-ACT-VL648-ACT-VL6 - Chevy 4L80E 4L85E Transgo Transmission Actuator Valves Refills 48-ACT-VL6
4L80E-HD24L80E-HD2 - Chevy 4L80E 4L85E Transgo Transmission Reprogramming Shift Kit 1991-ON 4L80E-HD2
34320E34320E- Gasket, 4L80E Case to Spacer Plate (#253 On Cutout Or Ink # 24204253) 1997-Up
34321EA34321EA- Gasket, 4L80E Valve Body to Spacer Plate (#268 On Cutout Or Ink #24204268) 1997-Up
4L80E-34L80E-3 - 4L80E Transmission Transgo Reprogramming Shift kit 4L80E-3 Stick Shift
U34740EU34740E - GM 4L80E Valve Body, (4 Solenoids) (Cast # 8676811) (Without Plate Or Accumulator Assembly)
48-ACT-TL48-ACT-TL -Actuator Feed Limit Valve Boring Kit W/Tools 4L80E, 4L85E 1991-on
HP-4L80E-01HP-4L80E-01 - Sonnax GM Chevy Cadillac Isuzu 4L80E 4L85E Performance Pack 1991-2009
34914-28k34914-28k - Sonnax GM Chevy 4L80E 4L85E Externally Adjustable Low/Reverse Servo Kit 1991-2009
10000-0810000-08 - Sonnax® Ford GM Mopar Toyota Transmission Valve Body Checkball Imidized Plastic .250" 1/4" Diameter
34994-1334994-13 - Sonnax® GM Chevy 4L80E Torque Converter Clutch (TCC) O-Ringed End Plug .497" OD Includes O-Ring 1991-2009
34994-14K34994-14K - Sonnax® GM Chevy 4L80E Torque Converter Clutch (TCC) O-Ringed End Plug .668" OD Includes O-Ring 1991-2009
34200-3834200-38 - Sonnax® GM Chevy Cadillac Isuzu Jaguar Reverse Checkball Sleeve 4L80E 4L85E 1995-2009

Bushings

SKU #NAME
34030E34030E- Bushing Kit, 4L80E (W/Center Support Bushing # 34044) 1991-E97
34030EA34030EA- Bushing Kit, 4L80E L1997-Up (Does Not Come With Extension Housing Bushing #34066D)
3405334053- Bushing, 400/4L80E Front Planet 1964-Up
34054A34054A- Bushing, 4L80E Sun Gear Shaft (.502” Long)(With 4 ID Grooves) 1997-Up
34062B34062B- Bushing, 400/4L80E Output Shaft (Narrow) 1970-Up
34064B34064B- Bushing, 4L80E Case (OE Style) 1991-Up
34066C34066C- Bushing, 4L80E Extension Housing (2.020”OD)(1.895”ID)(1.000” Long) 1991-Up
34034B34034B- Bushing, 4L80E Pump (OE Style)(.550” Wide) 1991-96
3404834048- Bushing, 4L80E Forward Drum 1991-02
34037B34037B- Bushing, 4L80E Stator Support (Rear) 1991-Up
34044C34044C- Bushing, 4L80E Center Support (4.020” Long) L1997-Up
3403834038- Bushing, 4L80E Overrun Drum (Front) 2.001”OD 1991-Up
3403734037- Bushing, 400 Stator Support (Front & Rear), 400/4L80E Sun Gear Shaft, 4L80E Overrun Drum (Rear, Small) 1964-Up
34036B34036B- Bushing, 4L80E Stator Support (Front) 1991-Up
34034BA34034BA- Bushing, 4L80E Pump (.695” Wide) 1997-Up (.061” Thick)
34006-SPB34006-SPB- GM TH400 4L80E 4L85E Transmission Sonnax heavy duty case bushing Kit
34006-SP34006-SP - 4L80E 4L85E TH400 Transmission No Walk-Out Case Bushing 1965-ON Sonnax

Shims

SKU #NAME
34211HB34211HB- Washer, 4L80E Stator .075” (Red) 1991-Up
34211HC34211HC- Washer, 4L80E Stator .091” (Brown) 1991-Up
34211HD34211HD- Washer, 4L80E Stator .107” (Green) 1991-Up
34211HE34211HE- Washer, 4L80E Stator .123” (Black) 1991-Up
34211HK34211HK- Washer Kit, 4L80E Stator (5 Selectives) 1991-Up
34269C34269C- Washer, 400/4L80E Output Shaft to Case 3 Tab .100” 1964-Up
34269E34269E- Washer, 400/4L80E Output Shaft to Case 3 Tab .116” 1964-Up

Snap Rings

SKU #NAME
34886E34886E- Snap Ring, 4L80E Holds Sprag Retainer to Drum 1991-Up
3486534865 - GM 4L80E Snap Ring, Holds Overrun Clutch Retainer in Drum (/079”) 1991-01
3487334873 - TH400 4L80E Snap Ring; Holds Intermediate Pressure Plate In .092" Thick
D34865AD34865A - GM Chevy 4L80E 4L85E Overrun Spring Retainer Snap Ring 2001-2009

Metal Clad Seals

SKU #NAME
34070E34070E- Seal, 4L80E Front 1991-Up
34073E34073E- Seal, 4L80E Case 1991-Up
3407434074- Seal, 400/4L80E Rear (2.705”OD) 1.875”ID (Truck Type) (Without Boot) 1964-Up
34074E34074E- Seal, 475 Rear 2.887”OD(2.100”ID) 1984-Up (Can Use 34074EA)
34074EA34074EA- Seal, 4L80E Rear 2.887”OD(2.100”ID)(Double Lip) 1991-Up
4407244072- Seal, 180/180C 1000/2000 Allison AT540/AT545 6L50/6L80/6L90 ST300 200/200C/200-4R 700R4/4L60E 250/250C/350/350C 325/325-4L 400/4L80E Linkage Shaft 1969-Up
44487B44487B - GM Linkage Grommet, (Round, Plastic)
3407934079 - GM Chevy 4L80E 4L85E Transmission Metal Clad Seal; Cooler Line Fitting to Center Support
KP34900EPKP34900EP - GM Chevy Cadillac GMC 4L80E Transmission Gasket & Seal Overhaul Kit 1991-1996
KP34900FXKP34900FX-MD - GM 4L80E Transmission Gasket & Seal Overhaul Kit 1997-2011

Power Packs

SKU #NAME
031757AHP031757AHP - 4L80E Alto Red Eagle High Performance Transmission Intermediate Power pack 97-ON
031756HP031756HP - TH400 4L80E Transmission Direct Drum Red Eagle Alto Power Pack 1964-95
031903AHPPWR_DLX031903AHPPWR_DLX - 4L80E Alto Red Eagle Kolene Transmission Deluxe Power Pack Rebuild Kit 1997-ON
031903AHPPWR_DLX_L2031903AHPPWR_DLX_L2 - 4L80E Transmission Alto Performance Deluxe PowerPack Rebuild Kit 1997-On Level 2 +Sprag
031903HPPWR031903HPPWR - Chevy 4L80E Alto Red Eagle Kolene Transmission Power Pack Rebuild Kit 1990-96
031903HPPWR_DLX031903HPPWR_DLX - 4L80E GM Transmission Alto Red Eagle Kolene Deluxe Power Pack Rebuild Kit 1990-96
031903HPPWR_DLX_L2031903HPPWR_DLX_L2 - 4L80E Transmission Alto Red Eagle Deluxe PowerPack Rebuild Kit 1990-96 Level 2
031903HPPWR_L2031903HPPWR_L2 - 4L80E Alto Red Eagle Kolene Transmission Power Pack Rebuild Kit 1990-96 Level 2
031903AHPPWR_L2031903AHPPWR_L2 - 4L80E Transmission Alto Red Eagle Power Pack Rebuild Kit 1997-On Level 2 W/Band

Friction Plates

SKU #NAME
3410034100- Friction, 4L80E 4th Clutch (.080”) 1991-Up
34104D34104D- Friction, 400/4L80E Intermediate Clutch (.080”)(High Energy) 1964-95
34104E34104E- Friction, 4L80E Intermediate Clutch .080” (Flat) 1991-95
3410634106- Friction, 400/425/4L80E Forward & Direct Clutch .080” (Smooth) 1964-Up
34106HP34106HP- Friction, 400/4L80E Forward & Direct Clutch .080” (Hi-Perf.) 1964-Up
3411634116- Friction, 4L80E Overrun Clutch .080” 1991-Up
031740031740 - GM TH400 4L80E Alto Red Eagle Forward Direct Friction Clutch 1965-On QTY 1
34104EA34104EA - GM 4L80E Friction; Intermediate, High Energy; .071" Thick, 47 Teeth, 6.561" Outer Diameter
RCPS-31RCPS-31 - Raybestos 4L80E Stage-1 Red Performance Friction Clutch Pack Module - GM Chevy '91-E'95
RCPS-36RCPS-36 - Raybestos 4L80E Stage-1 Red Performance Friction Clutch Pack Module - GM Chevy '97-On
RCP96-061RCP96-061 - Raybestos 4L80E Friction Clutch Pack Module - GM Chevy '91-E'95
RCPBP-36RCPBP-36 - Raybestos 4L80E 4L85E Gen. 2 Blue Plate Performance Friction Clutch Pack Module - GM Chevy '95-On
RFMAX-001RFMAX-001 - Raybestos 4L80E 4L85E Stage-1 Red Maxpak Performance Friction Clutch Pack Module - GM Chevy '91-On
RGPZ-010RGPZ-010 - Raybestos 4L80E 4L85E Tan & GPZ Friction Clutch Pack Module - GM Chevy '96-On

Steel Plates

SKU #NAME
3412034120- Steel, 4L80E 4th Clutch .099” 1991-Up
34120B34120B- Steel, 4L80E 4th Clutch (Turbulator) 1997-Up
34124E34124E- Steel, 4L80E Intermediate Clutch .076” 1991-Up
3412534125- Steel, 400/4L80E Intermediate Clutch .070” (Waved) 1964-Up
34126A34126A- Steel, 400/425/4L80E Direct Clutch .090” 1964-Up
34126B34126B- Steel, 400/425/4L80E Forward & Direct Clutch .060” (Commercial) 1964-Up
34127D34127D- Steel, 400/4L80E Forward & Direct Clutch .054” (Dished) 1964-97
34127EA34127EA- Steel, 4L80E Forward & Direct Clutch (.042”)(6 Teeth)(7 Waves) 1997-Up
3412834128- Steel, 400/425/4L80E Forward Clutch .077” (Flat) 1964-Up
3413634136- Steel, 4L80E Overrun Clutch .099” 1991-96
34136B34136B- Steel, 4L80E Overrun Clutch (Turbulator) 1997-Up
000581000581 - Raybestos 4L80E Steel Clutch Pack Module - GM Chevy (Except Olds & Cadillac) '91-On
000592000592 - Raybestos 4L80E Steel Clutch Pack Module - GM Chevy '97-On
RSMAX-001RSMAX-001 - Raybestos 4L80E Kolene® MaxPak Steel Clutch Pack Module - GM Chevy '91-On
STMGM08KSTMGM08K - Raybestos 4L80E 4L85E Kolene® Steel Clutch Pack Module - '91-On
031703BK031703BK - GM Chevy TH400 4L80E Forward Steel Plate (.077" Kolene) 1965-2009
34144HD-0134144HD-01 - Sonnax GM Chevy Buick Cadillac Oldsmobile Pontiac TH400 4L80E High Performance Heavy Duty Intermediate Clutch Backing Plate .375", Heavy Duty 1965-1998
34144HD-0234144HD-02 - Sonnax GM Chevy Buick Cadillac Oldsmobile Pontiac TH400 4L80E High Performance Heavy Duty Intermediate Clutch Backing Plate .275", Heavy Duty 1965-1998

Pressure Plates

SKU #NAME
3414034140- Pressure Plate, 4L80E 4th Clutch (8 lugs) 1991-96
34144B34144B- Pressure Plate, 4L80E Intermediate Clutch (.366”) 1991-98
34144C34144C- Pressure Plate, 4L80E Intermediate Clutch (.275”) 1999-Up
34140B34140B -Pressure Plate, 4L80E 4th Clutch (2 lugs) 1997-Up
U34156U34156 - GM Chevy 4L80E 4L85E Overrun Clutch Pressure Plate 1991-2009

Gaskets | O-rings | Lip Seals | Bonded Pistons | Sealing Rings

SKU #NAME
34178BT34178BT- Ring, 4L80E Turbine Shaft to Forward Drum (Teflon) 1991-Up
34199A34199A- Ring, 400/4L80E Rear Accumulator (Outer)(Metal) 1971-Up
34199AT34199AT- Ring, 400/4L80E Rear Accumulator (Outer)(Telon) 1971-Up
34300E34300E- Gasket, 4L80E Pan (Except Jaguar) 1991-Up
34300EW34300EW- Gasket, 4L80E Pan (Bonded Gasket)(Except Jaguar) 1991-Up
34307A34307A- Gasket, 4L80E Rear Servo Cover 1991-Up (Metal) (Measures 4.570” Across Flat To Flat)
3430834308- Gasket, 4L80E Accumulator 1991-Up
34310E34310E- Gasket, 4L80E Pump Cover to Case 1991-Up
34320E34320E- Gasket, 4L80E Case to Spacer Plate (#253 On Cutout Or Ink # 24204253) 1997-Up
34321EA34321EA- Gasket, 4L80E Valve Body to Spacer Plate (#268 On Cutout Or Ink #24204268) 1997-Up
34334D34334D- Bonded Lip Seal & Sleeve, 4L80E Forward Clutch (Inner) 1997-Up (Oriice Is .070”) Retro Fits All Oriice Sizes
3434034340- Lip Seal, 4L80E 4th Clutch (Inner) 1991-Up
3434134341- Lip Seal, 4L80E 4th Clutch (Outer) 1991-Up
34177BT34177BT- Ring, 4L80E Turbine Shaft to Stator Support (Telon) 1991-Up
34300EJ34300EJ- Gasket, 4L80E Pan (Jaguar) 1991-Up
4L80E-HTRK4L80E-HTRK - GM 4L80E/4L85E Transmission Transgo Ring Kit 1991-2009
34960E34960E - GM 4L80E Transmission Piston, Overrun Clutch (Bonded) 1991-On
34300EF34300EF - 4L80E Oil Pan Gasket Fiber
34380E34380E- O-Ring, 4L80E Input Shaft 1991-Up
KP34900EPKP34900EP - GM Chevy Cadillac GMC 4L80E Transmission Gasket & Seal Overhaul Kit 1991-1996
KP34900FXKP34900FX-MD - GM 4L80E Transmission Gasket & Seal Overhaul Kit 1997-2011
34716-0134716-01 - Sonnax® GM Chevy 4L80E 4L85E Forward Drum Oversized Sealing Rings
34994-1334994-13 - Sonnax® GM Chevy 4L80E Torque Converter Clutch (TCC) O-Ringed End Plug .497" OD Includes O-Ring 1991-2009
34994-14K34994-14K - Sonnax® GM Chevy 4L80E Torque Converter Clutch (TCC) O-Ringed End Plug .668" OD Includes O-Ring 1991-2009

Hard Parts

SKU #NAME
279700279700 - 4L80E Transmission High Performance Billet Intermediate Shaft 300M Steel
228300B228300B TH400 4L80E Transmission High Performance Billet Forward Clutch Hub 4140 HTSR
A34510EAA34510EA - GM Chevy 4L80E 4L85E Pump Body and Gear .700" Wide Bushing 1997-2009
34530A34530A- Pump Gear Set, 4L80E 1991-Up
U34580U34580- Good Used Planet, 4L80E Overdrive (Uses A Sprag With .309”OD Rollers) 1991-01
A34580AA34580A - GM Chevy 4L80E 4L85E Overdrive Planet 1993-2000
A34612BA34612B- Sun Gear, 4L80E Angled Teeth (28 Inner Splines) 1997-Up
R34630ECR34630EC- Center Support, 4L80E (W/Lube Hole Passage) (Uses A Shim # 34249R) (4.180” Tall, Measured From The Front Edge Of Ring Tower Thru Center To Where # 243 Sits) 1999-Up
34783A34783A- Bolt, 4L80E Center Support to Case (1 3/8” Long) 1991-Up
34477A34477A- Reluctor, 4L80E Output Speed Sensor (On Rear Planet)
3497034970- Retainer W/Spring, 4L80E Overrun Clutch Return 1991-00
34520ECA34520EC - GM Chevy 4L80E 4L85E Pump Cover and Stator Cast # 512 1997-2009
U34545BU34545B - GM 4L80E Housing, 4th Clutch (Cast # 24205817)(For 2 Lug Pressure Plate) 1997-Up
34554E34554E - GM 4L80E Drum, Forward Clutch W/Ring Gear (Lip Seal Piston Type) 1991-96
U34555EU34555E - GM 4L80E Used Drum, Direct Clutch W/Out Sprag 1991-On
U34555AU34555A - TH400 Drum, Direct (5 Clutch w/ Check Ball) (Roller Type) 1965-98
U34678RAU34678RA - GM 4L80E Used Output Shaft, (8” Long, No O-Ring Groove)(No Lube Hole) 1997-On
D34970AD34970A - GM 4L80E Transmission Retainer W/Spring, Overrun Clutch Return 2001-On
T3-3-2431CBHT3-3-2431CBH - Sonnax TH400/4L80E/Powerglide Transmission Performance 32 spline Slip Yoke
A34554EAA34554EA -Drum, 4L80E Forward Clutch W/Ring Gear (Molded Piston Type) 1997-Up
34555E34555E - 4L80E 4L85E Drum; Direct; 5 Clutch; Sprag Not Included
U34555EKU34555EK - Drum, 4L80E Direct Clutch W/Sprag 1991-Up USED
34670-0134670-01 - Sonnax GM Chevy 4L80E 4L85E High Performance Heavy Duty 300M Input Shaft 1991-2009
34914-28k34914-28k - Sonnax GM Chevy 4L80E 4L85E Externally Adjustable Low/Reverse Servo Kit 1991-2009
D34242KD34242K - GM Chevy Buick Cadillac TH400 4L80E AC Delco Center Support Bearing To Sun Gear (3 Piece) 1965-2009
279740279740 - TCS GM Chevy Early 4L80E 4140 HTSR Billet Steel Top Hat Overdrive Planet 1991-2001
279600M279600M - TCS GM Chevy 4L80E 300 Maraging Steel Input Shaft
279741279741 - TCS GM Chevy Late 4L80E 4140 HTSR Billet Steel Top Hat Overdrive Planet 2002-On
279701279701 - TCS GM TH400 4L80E Maraging Steel Intermediate Shaft
34875-0234875-02 - Sonnax® GM Chevy Buick Oldsmobile Pontiac TH400 4L80E Output & Reactionary Planetary Pinion Roller
34875-0334875-03 - Sonnax® GM Chevy Buick Oldsmobile Pontiac TH400 4L80E 4L85E Output & Reactionary Planetary Pinion Washer
34880-0234880-02 - Sonnax® GM Chevy 4L80E 4L85E Output and Reaction Planet Needle Roller 1999-On
34875-0534875-05 - Sonnax® GM Chevy 4L80E Overdrive Planet Rollers 1991-1998
U34551U34551 - GM Chevy 4L80E Used Overrun Drum with Sun Gear 1991-2001
A34551AA34551A - GM Chevy 4L80E 4L85E Overrun Clutch Drum with Sun Gear 2001-2009
R34500ER34500E - GM Chevy 4L80E Remanufactured Pump Assembly Two Cooler Fittings Behind the Bell Housing Type 1991-1996
A34670EAA34670EA - GM Chevy 4L80E 4L85E Hardened Input Shaft 0.50" Wide Snap Ring Groove 1991-2009
A34551A34551 - GM Chevy 4L80E 4L85E Overrun Clutch Drum with Sun Gear 1991-2001
U34584EBU34584EB - GM Chevy 4L80E 4 Gear Rear Planet with Sensor Ring 1991-2009
R34500EAR34500EA - GM Chevy 4L80E Remanufactured Pump Assembly One Cooler Fitting Behind Bell Type 1997-2003

Case Components

SKU #NAME
48-MOD48-MOD - GM Chevy Transgo Vacuum Modulator Kit Fits 1991-13 4L80E, 4L85E Does not fit diesel
34914-28k34914-28k - Sonnax GM Chevy 4L80E 4L85E Externally Adjustable Low/Reverse Servo Kit 1991-2009
HP-4L80E-01HP-4L80E-01 - Sonnax GM Chevy Cadillac Isuzu 4L80E 4L85E Performance Pack 1991-2009
D121996AD121996A - Allison GM Chevy 4L60E 4L80E LT1000 Push-In Case Fitting .875" 14 UNF Thread 2003-2018

Valve Body Components

SKU #NAME
SK 4L80ESK 4L80E - GM 4L80E 4L85E Transgo Shift Kit Includes Boost Valve 1991-2009 SK4L80E

Pumps & Parts

SKU #NAME
34530A34530A- Pump Gear Set, 4L80E 1991-Up
4L80E-HTRK4L80E-HTRK - GM 4L80E/4L85E Transmission Transgo Ring Kit 1991-2009
HP-4L80E-01HP-4L80E-01 - Sonnax GM Chevy Cadillac Isuzu 4L80E 4L85E Performance Pack 1991-2009
R34500ER34500E - GM Chevy 4L80E Remanufactured Pump Assembly Two Cooler Fittings Behind the Bell Housing Type 1991-1996
A34510EAA34510EA - GM Chevy 4L80E 4L85E Pump Body and Gear .700" Wide Bushing 1997-2009
34520ECA34520EC - GM Chevy 4L80E 4L85E Pump Cover and Stator Cast # 512 1997-2009
R34500EAR34500EA - GM Chevy 4L80E Remanufactured Pump Assembly One Cooler Fitting Behind Bell Type 1997-2003

Misc

SKU #NAME
031757AHP031757AHP - 4L80E Alto Red Eagle High Performance Transmission Intermediate Power pack 97-ON
34400E34400E - ATSG GM Chevy 4L80E 4L80-E Transmission Rebuild Tech Manual Chevrolet
K032K032 - Transmission Drain Plug Kit Made in the U.S.A Universal Ford & GM Superior
34200-03K34200-03K - Sonnax 4L80E 4L85E Transmission Boost Valve Kit 34200-03K
34018A34018A- Screen, 4L80E Shift Solenoid 1991-Up
34178BT34178BT- Ring, 4L80E Turbine Shaft to Forward Drum (Teflon) 1991-Up
34199A34199A- Ring, 400/4L80E Rear Accumulator (Outer)(Metal) 1971-Up
34199AT34199AT- Ring, 400/4L80E Rear Accumulator (Outer)(Telon) 1971-Up
34334D34334D- Bonded Lip Seal & Sleeve, 4L80E Forward Clutch (Inner) 1997-Up (Oriice Is .070”) Retro Fits All Oriice Sizes
3434034340- Lip Seal, 4L80E 4th Clutch (Inner) 1991-Up
3434134341- Lip Seal, 4L80E 4th Clutch (Outer) 1991-Up
34177BT34177BT- Ring, 4L80E Turbine Shaft to Stator Support (Telon) 1991-Up
3447634476- Silencer Ring, 400/4L80E (Black Plastic) 1965-Up
D34490D34490- Vent, TH400/4L80E Case 1964-Up
34507ER-234507ER-2 -Sleeve, 4L80E Reverse Boost Valve (.855”ID) 1991-96
34530A34530A- Pump Gear Set, 4L80E 1991-Up
34783A34783A- Bolt, 4L80E Center Support to Case (1 3/8” Long) 1991-Up
D34843ED34843E- Bracket, 4L80E Solenoid (2nd Design)
34477A34477A- Reluctor, 4L80E Output Speed Sensor (On Rear Planet)
D34937D34937- Piston, 4L80E 4th Clutch Accumulator 1991-Up
34964EA34964EA- Piston, 400/4L80E Forward Clutch (Stamped Steel W/Bonded Lip Seal) 1997-Up
34965EA34965EA- Piston, 4L80E Direct Clutch (W/Bonded Rubber) 1997-Up
3497034970- Retainer W/Spring, 4L80E Overrun Clutch Return 1991-00
34996E34996E- Fitting, 4L80E Rear Cooler Line (Push-In Type) 1999-07
4449044490 - GM Plastic, Vent Tube
K35803UK35803U - GM Chevy Chevrolet Pontiac Buick Oldsmobile Universal Plastic Dust Cover
K34900-99K34900-99 - GM 4L80E Piston Kit (Repair) 1997-2011
10000-0810000-08 - Sonnax® Ford GM Mopar Toyota Transmission Valve Body Checkball Imidized Plastic .250" 1/4" Diameter
34006-0534006-05 - Sonnax® GM Chevy TH400 TH425 4L80E 4L85E Shim Rear Unit End Play (.005" Thick)
34716-0134716-01 - Sonnax® GM Chevy 4L80E 4L85E Forward Drum Oversized Sealing Rings
34875-0134875-01 - Sonnax® GM Chevy Buick Oldsmobile Pontiac TH400 4L80E 4L85E Planetary Pinion Pin
34875-0234875-02 - Sonnax® GM Chevy Buick Oldsmobile Pontiac TH400 4L80E Output & Reactionary Planetary Pinion Roller
34875-0334875-03 - Sonnax® GM Chevy Buick Oldsmobile Pontiac TH400 4L80E 4L85E Output & Reactionary Planetary Pinion Washer
34880-0234880-02 - Sonnax® GM Chevy 4L80E 4L85E Output and Reaction Planet Needle Roller 1999-On
34880-0334880-03 - Sonnax® GM Chevy 4L80E Output and Reaction Planetary Batwing Thrust Washer 1999-2009
34994-1334994-13 - Sonnax® GM Chevy 4L80E Torque Converter Clutch (TCC) O-Ringed End Plug .497" OD Includes O-Ring 1991-2009
34994-14K34994-14K - Sonnax® GM Chevy 4L80E Torque Converter Clutch (TCC) O-Ringed End Plug .668" OD Includes O-Ring 1991-2009
34200-3834200-38 - Sonnax® GM Chevy Cadillac Isuzu Jaguar Reverse Checkball Sleeve 4L80E 4L85E 1995-2009
34875-0534875-05 - Sonnax® GM Chevy 4L80E Overdrive Planet Rollers 1991-1998
A34670EAA34670EA - GM Chevy 4L80E 4L85E Hardened Input Shaft 0.50" Wide Snap Ring Groove 1991-2009

Torque Converter

SKU #NAME
GM82GM82 - Chevy, GMC, Bentley, Aston Martin, Jaguar, Rolls Royce, 4L60E, 4L80E Transmission Lockup High Stall Torque Converter 1991-2002
GM82-BPGM82BP - Chevy GMC 4L80E Transmission Lockup Torque Converter 1991-1997 6 pads
GM88HGM88H - Chevy GMC Yuckon Rolls Royce Isuzu NPR 4L80E 4L85E Transmission Lockup Torque Converter 1991-2009 High Stall 6 mount

Flexplate

SKU #NAME
G143G143 - GM Chevy TH400 TH700R4 4L60E 4L80E Flexplate Weighted 168 Teeth 14.13" Outer Diameter 1982-2002
G187G187 - GM Chevy 4L80E 4L85E Flexplate No Weight 168 Teeth 14.13" Outer Diameter 1999-2009
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