4L80-E • 4T65-E • TH400
Pinion Thrust Washer 34875-04
For output and reaction planetaries, fits all TH400, 4T65-E and '98-earlier 4L80-E with .750" wide pinion gears.
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Helps cure:
- Lost or damaged component
BorgWarner 4405 • BorgWarner 4411
Pump Stop Tab Repair Kit 100912-01K
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Helps cure:
- Clicking
- Erosion at the case material aka slotting where the pump tab contacts the case, allowing excessive motion at the pump tab
- Slotted case
New Process 230 & 240 Series
Transfer Case Split Ring Retainer 100420-01K
Fits 230 series with 1.180" dia. shaft.
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Helps cure:
- Broken retaining ring behind rear output shaft bearing
55-50SN • 55-51SN
Oversized B4 Release Valve Kit 59947-26K
Also fits AF23/33 and RE5F22A.
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Helps cure:
- 2-3 Flare
- 2-3 Neutral
- 3-2 Harsh
- 3-2 Neutral
4L60 • 4L60-E • 4L65-E • 4L70-E
Batwing Washer 77731-05
Fits 4-pinion rear planetary.
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Helps cure:
- Planetary failure
- Planetary wear
ZF6HP21 • ZF6HP28 • ZF6HP34
O-Ringed End Plug Kit 95740-27K
4L60 • 4L60-E • 4L65-E • 4L70-E
Bearing Kit SBK-G12
Fits '82-later
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Helps cure:
- Bearing noise
- Bearing failure
6L45 • 6L50 • 6L80 • 6L90
Clutch Select Valve Spring Kit 104740-02K
Fits mid '10-earlier. Compatible with all models except early, first-design 6L80 plate 24246916.
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Helps cure:
- Code P0751
- 1-2-3-4 Clutch burned
- 3-5-Reverse clutch burned
- Cruise control disabled














