Transmission, Torque Converter & Driveline Parts

6L45, 6L50, 6L80, 6L90, 6T70 (Gen. 1), 6T75 (Gen. 1)

Pressure Switch Plastic Piston 124740-72K

Helps cure:

Lost or damaged component

LCT 1000 (Captive Clutch), LCT 1000 (Captive Clutch) Multi-Plate Performance Converter

Performance Converter Kit AL-RK-5

Fits '17-later.

Core: Allison LCT 1000 (Captive Clutch)
Dampered: Yes
Lockup: Multi-Plate Lockup
Transmission Unit: LCT 1000 (Captive Clutch) 2017-Later
Clutch Material: HTE
Turbine Hub Input Spline Count: 26

LCT 1000 (Captive Clutch) Multi-Plate Performance Converter

Turbine Hub AL-HTCM-6HS

Late-style, '17-later.

Material: Chromoly
Internal Spline Tooth Count: 26
External Spline Tooth Count: 68

3-Bolt Adapter Flange Yoke Kit T35-GMFD-01K

Fits 6L80, 6L90, 8L90, 10L80 units, TR6060, TR3160 manual units. Also fits ’05–’06 Pontiac GTO (differential side).

U-Joint Series: 1350
Pilot Type: F
Material: 6061-T6
Bolt Hole Dia.: 0.500"
Flange Face to Centerline: 3.000"
Weight: 1.980lbs
Flange Outer Dia.: 5.450"
Pilot Dia.: 0.631"
Bolt Count: 3
Bolt Circle Dia.: 110mm

Powerglide, 350, 400 (265mm) Performance Converter

Turbine Hub GM-HTCM-355

Material: Chromoly
Core: GM 265mm
Internal Spline Tooth Count: 35
Total Thickness: 1.530"
Flange Outer Dia.: 4.500"
Functional Thickness: 0.560"
Pilot Dia.: 1.745"

Powerglide, 350, 400 (265mm) Performance Converter

Turbine Hub GM-HTCM-305

Material: Chromoly
Core: GM 265mm
Internal Spline Tooth Count: 30
Total Thickness: 1.530"
Flange Outer Dia.: 4.500"
Functional Thickness: 0.560"
Pilot Dia.: 1.745"

Powerglide, 350, 400 (258mm) Performance Converter

Turbine Hub GM-HTCM-358

Material: Chromoly
Core: GM 258mm
Internal Spline Tooth Count: 35
Total Thickness: 1.530"
Flange Outer Dia.: 4.130"
Functional Thickness: 0.560"
Pilot Dia.: 1.745"

Powerglide, 350, 400 (258mm) Performance Converter

Turbine Hub GM-HTCM-308

Material: Chromoly
Core: GM 258mm
Internal Spline Tooth Count: 30
Flange Outer Dia.: 4.130"
Total Thickness: 1.530"
Functional Thickness: 0.560"
Pilot Dia.: 1.745"

400 (3L80), AT-540, Buick 350, Chevy 350, Powerglide, Powerglide, 350, 400 (258mm) Performance Converter

258mm Performance Converter Kit GM-RK-308

Unit Size: 258mm
Core: 258mm
Dampered: No
Lockup: No
Transmission Unit: 350, 400, Powerglide
Turbine Hub Input Spline Count: 30

400 (3L80), AT-540, Powerglide, Powerglide, 350, 400 (265mm) Performance Converter

265mm Performance Converter Kit GM-RK-355

Unit Size: 265mm
Core: 265mm
Dampered: No
Lockup: No
Transmission Unit: 400, Powerglide
Turbine Hub Input Spline Count: 35

400 (3L80), AT-540, Buick 350, Chevy 350, Powerglide, Powerglide, 350, 400 (265mm) Performance Converter

265mm Performance Converter Kit GM-RK-305

Unit Size: 265mm
Core: GM 265mm
Dampered: No
Lockup: No
Transmission Unit: 350, 400, Powerglide
Turbine Hub Input Spline Count: 30

400 (3L80), AT-540, Powerglide, Powerglide, 350, 400 (258mm) Performance Converter

258mm Performance Converter Kit GM-RK-358

Unit Size: 258mm
Core: 258mm
Dampered: No
Lockup: No
Transmission Unit: 400, Powerglide
Turbine Hub Input Spline Count: 35

Powerglide

Extreme Strength Ringless Input Shaft 28751-07

For use only with pumps prepped for ringless function and .998" shaft journals. Only for use with converters that have internal turbine support.

Front Spline Tooth Count: 30
Rear Spline Tooth Count: 19
Journal Dia.: 0.998"

AS69RC

Heavy Duty K2 Clutch Hub 122572-01

6R80 (2009-2014), 6R80 (2015-Later)

Rear Sun Gear Shaft Bushing 95030-06E

Bushing Style: Precision
Material: Steel-backed alloy
Housing Bore: 1.063"
Shaft Dia.: 0.952"
Width: 0.384"

Helps cure:

Bushing wear
Bushing failure
Ratio codes

6R80 (2009-2014), 6R80 (2015-Later)

Bushing Kit 95030-80K

Bushing Style: Precision
Material: Steel-backed alloy

Helps cure:

Bushing wear
Bushing failure
Ratio codes

6R80 (2009-2014), 6R80 (2015-Later)

Front Sun Gear Shaft Bushing 95030-06F

Bushing Style: Precision
Material: Steel-backed alloy
Housing Bore: 1.062"
Shaft Dia.: 0.952"
Width: 0.384"

Helps cure:

Ratio codes
Bushing wear
Bushing failure

ZF8HP70, ZF8HP75

Heavy Duty "A" Clutch Backing Plate 35577-70

Material: Billet Steel

Helps cure:

No Reverse
Reverse slip
"A" Clutch burned
Gear ratio codes
Slipping gears

47RE, 48RE

Heavy Duty Output Shaft 22173D-HD

For use in 4WD models only.

8L45, 8L90

Converter Feed Limit Valve Vacuum Test Tool 154740-TL22

8L45, 8L90

Oversized Converter Feed Limit Valve Kit 154740-22K

Helps cure:

Excess converter pressure
High TCC slip RPM
Code P0218
Code P0741
Overheated converter
Inadequate lubrication

8L45, 8L90

Converter Feed Limit Valve Kit 154740-19K

Helps cure:

Code P0218
Code P0741
Overheated converter
Inadequate lubrication
Excess converter pressure
High TCC slip RPM

8L45, 8L90

Tool Kit F-154740-TL22

400, 4L80-E, AT-500

Forward & Direct Clutch Inner Snap Ring 34577-01

6F35, 6T40/6T45, 236mm

Roll GMFD-RO-1

Dia.: 0.295"
Length: 0.380"

4T80-E

Sprag Element 34658

This sprag is also used in some TH400 aftermarket modified intermediate sprag assemblies.

Slip Yoke T3-3-2491S

Fits Tremec Magnum-F

Counter Bore (Y/N): No
Spline Type: Full
U-Joint Series: 1350
Material: Forged Chromoly
Spline Tooth Count: 31
Journal Dia.: 1.685"
CL to End Length: 5.470"
Length: 6.350"
Barrel Length: 3.780"
Weight: 2.600lbs

400, Powerglide

High RPM Checkball Capsule 57510-01

Retrofits into existing applications.

6L80, 6L90

Output Planetary Lube Dam 104584LP

Helps cure:

Lube failures
Planetary failure
Loss of lubrication oil to planetaries

8L45, 8L90

Shuttle Valve Kit 154740-09K

Helps cure:

High line pressure
Harsh shifts
Low cooler flow
Loss of lube oil
Overheated transmission & converter

ZF8HP45, ZF8HP55, ZF8HP70

Thrust Bearing ZF-N-3

Bearing Style: Partially Enclosed
Inner Dia.: 1.900"
Outer Dia.: 2.780"
Thickness: 0.150"

62TE

Shift Shaft Saver Kit 262991-04K

Helps cure:

Shudder condition
Damaged TCC linings
Reduced clutch life

AS66RC, AS69RC

Tool Kit F-122740-TL17

AS66RC, AS69RC

Oversized SLT Piston Kit 122740-17K

Helps cure:

Harsh shifts
Delayed shifts
Erratic SLT pressure
Low line pressure
Erratic line pressure

6F35 (Gen. 1), 6F35 (Gen. 2)

Case Saver Kit 144281-01K

Helps cure:

Worn bearing housing
Bushing wear
Axle shaft leak
Excess differential/axle backlash
Excess endplay
Difficulty setting endplay

4L80-E, 4L85-E

Extreme Duty Input Shaft 34670-02

Shaft Material: Aermet

AS66RC, AS69RC

B1, B2, K1, K2, K3 Accumulator Piston Kit 122740-13K

Fits any of 5 locations

Helps cure:

Flare shifts
Harsh shifts
Slipping gears
Burnt clutches

8L45, 8L90

Pressure Regulator & Shuttle Valve Kit 154740-02K

Helps cure:

Low line pressure
Burnt clutches
Harsh shifts
Low cooler flow
Loss of lube oil
Overheated transmission & converter
High line pressure

ZF8HP45, ZF8HP50, ZF8HP55, ZF8HP70, ZF8HP75

Valve Body Separator Plate 35740-187

The plates are not specific by transmission model, but rather by valve body code and also by the stamped number.

ZF8HP45, ZF8HP50, ZF8HP55, ZF8HP70, ZF8HP75

Valve Body Separator Plate 35740-049

The plates are not specific by transmission model, but rather by valve body code and also by the stamped number.

ZF8HP45, ZF8HP50, ZF8HP55, ZF8HP70, ZF8HP75

Valve Body Separator Plate 35740-028

The plates are not specific by transmission model, but rather by valve body code and also by the stamped number.

8L45, 8L90

1-3-5-6-7 Accumulator Piston Kit 154740-15K

Helps cure:

Clutch slippage
Burnt clutches
Flare shifts
Ratio codes

6L80

Extension Housing Bushing 104066A

RWD models only

Bushing Style: Precision
Material: Steel-backed alloy
Housing Bore: 2.021"
Width: 1.000"
Shaft Dia.: 1.885"

Helps cure:

Premature wear & bushing failure

6L90

Extension Housing Bushing 104066B

RWD models only

Bushing Style: Precision
Material: Steel-backed alloy
Housing Bore: 2.337"
Width: 1.000"
Shaft Dia.: 2.200"

Helps cure:

Premature wear & bushing failure

6T31 (Gen. 3 6T40), 6T35 (Gen. 3 6T40), 6T41 (Gen. 3 6T40), 6T46 (Gen. 3 6T40), 6T51 (Gen. 3 6T40)

Lube On Demand Valve Kit 144510-19K

Helps cure:

Low cooler flow
No converter apply
Low line pressure
Overheated converter
Overheated fluid

8L45, 8L90

O-Ringed End Plug Kit 154740-17K

Helps cure:

Gear ratio & solenoid codes
Lube failures
Poor lube oil control
Converter concerns
Reduced converter clutch life
TCC apply & release concerns
Burnt converter

8L45, 8L90

Signal Accumulator Piston Kit 154740-06K

Includes 4 piston sets which fit any of 7 locations.

Helps cure:

Poor shift quality
Low line pressure
No converter apply
Hydraulic-related converter codes
Burnt clutches
Soft shifts

4L60-E, 4L65-E, 4L70-E

AX Code Accumulator Valve Sleeve 77754-61

Replaces OE sleeves with "AX" code only.

Helps cure:

3-4 Bump
Bang shifts
Harsh shifts
Reduced 2-4 band life
Soft shifts
1-2 Bang at light throttle

JF010E (RE0F09A/RE0F09B)

Oversized Pump Flow Control Valve 113741-26

Measure OE valve and spring cage first to ensure compatibility. Incorrect usage can create flow issues and early pulley damage.

Helps cure:

Delayed engagement
Push belt slippage

ZF8HP45, ZF8HP55, ZF8HP70

Bearing Race ZF-N-4

Tang Count: 2 O.D.
Inner Dia.: 1.950"
Outer Dia.: 2.900"
Thickness: 0.039"

ZF8HP45, ZF8HP55, ZF8HP70

Bearing Race ZF-N-5

Tang Count: 2 O.D.
Inner Dia.: 1.950"
Outer Dia.: 2.900"
Thickness: 0.032"

4F50N, AX4N, AX4S, AXODE

EPC Solenoid 86431-A

If supplying a core for your solenoid, please order 86431-A-RRP. If no core available, please order 86431A-C.

Helps cure:

Line pressure instability

ZF8HP45, ZF8HP55, ZF8HP70

Seal ZF-O-3VA

Material: Fluorocarbon
Seal Style: Solid
Color: Black
Width: 0.072"
Height: 0.176"
Outer Dia.: 7.700"

41TE, 42LE, 42RLE, 45RFE, 545RFE, 62TE, 68RFE

Oversized Solenoid Switch Valve 92835-21

Fits bores containing OE switch valve with .420" dia. large spool only.

Helps cure:

4th Clutch burned
Bind-up
Codes 841, 868, 871, 988, 1775, 1776
Engine stall (41 & 42 series)
Failsafe mode
No lockup (41 & 42 series)
OD clutch burned
TCC apply & release concerns (41 & 42 series)

4L80-E

Case Saver Retainer 34762-20

Fits '99-later 4L80-E.

41TE, 42LE, 42RLE, 45RFE, 545RFE, 62TE, 68RFE

Tool Kit F-92835-TL

400, 4L80-E

Case Saver Retainer 34762-10

Fits all TH400 and '98-earlier 4L80-E.

41TE, 42LE, 42RLE, 45RFE, 545RFE, 62TE, 68RFE

Oversized Solenoid Switch Valve Plug Kit 92835-18K

Fits bores containing OE switch valve with .420" dia. large spool only.

Helps cure:

Low/Reverse switch code
2nd Gear starts
Erratic TCC apply
No lockup

41TE, 42LE, 42RLE, 45RFE, 545RFE, 68RFE

Reamer 92835-RM

41TE, 42LE, 42RLE, 45RFE, 545RFE, 62TE, 68RFE

Tool Kit F-92835-TL18

U660E, U660F, U760E, U760F

Oversized C2 Apply Control Valve Kit 47740-63K

Helps cure:

3-4 Flare
C2 Clutch burned
4-5-6 Slip

U660E, U660F, U760E, U760F

Tool Kit F-47740-TL63

LCT 1000 (Captive Clutch)

Radial Lip Seal AL-O-4V

Fits '17–later.

Material: Metal Case O.D.
Material: Fluorocarbon I.D.
Shaft Dia.: 1.102"
Housing Bore: 1.417"

6F35

Piston Seal FD-O-33

Late, 1.6L engine

Material: PTFE
Seal Style: Solid
Width: 0.090"
Height: 0.095"
Outer Dia.: 1.706"

450-43LE

Oversized Solenoid Modulator Valve Kit 94987-14K

This kit fits '98-later models: Isuzu NPR, GMC Forward Tiltmaster, Chevrolet Forward, Nissan UD and Mitsubishi Fuso Trucks.

Helps cure:

No 3rd & 4th
No lockup
Low line pressure
Delayed Forward
2-3 Flare

450-43LE

Tool Kit F-94987-TL17

450-43LE

Tool Kit F-94987-TL14

ZF8HP45, ZF8HP55, ZF8HP70

Caged Roller Assembly ZF-CRA-1

45RFE, 545RFE, 65RFE, 66RFE, 68RFE

Remanufactured Solenoid Block 44836A

All years, white connector. If supplying a core for your solenoid, please order 44836A-RRP. If no core available, please order 44836A-C.

Helps cure:

Shift concerns

62TE

Remanufactured Solenoid Block 132420-A

If supplying a core for your solenoid, please order 132420-A-RRP. If no core available, please order 132420A-C.

5R55N

Remanufactured Solenoid Block 56954N

Fits '99-later. If supplying a core for your solenoid, please order 56954N-RRP. If no core available, please order 56954N-C.

Helps cure:

Shift concerns

5R55S, 5R55W

Remanufactured Solenoid Block 56954L

Fits '04-later. If supplying a core for your solenoid, please order 56954L-RRP. If no core available, please order 56954L-C.

Helps cure:

Shift concerns

E4OD

Remanufactured Solenoid Block 36424A

Fits '89–'94 units. If supplying a core for your solenoid, please order 36424A-RRP. If no core available, please order 36424A-C.

Helps cure:

Shift concerns

4R100, E4OD

Remanufactured Solenoid Block 36424B

Fits late E4OD '95-'98 and 4R100 non PWM '98-later. If supplying a core for your solenoid, please order 36424B-RRP. If no core available, please order 36424B-C.

Helps cure:

Shift concerns

4R100

Remanufactured Solenoid Block 36424D

PWM TCC, 1998 & later. If supplying a core for your solenoid, please order 36424D-RRP. If no core available, please order 36424D-C.

Helps cure:

Shift concerns

545RFE, 65RFE, 66RFE, 68RFE

Remanufactured Solenoid Block 44836B

Fits '09-later 545RFE & 68RFE; all years 65RFE & 66RFE. If supplying a core for your solenoid, please order 44836B-RRP. If no core available, please order 44836B-C.

Helps cure: