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Kits and parts for General Motors TH125, TH125C, 3T40 automatic transaxles. (see above pan gasket formation for identification)
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Super Rebuild Kit for 1980-84 GM/Chevy TH125/125C (3T40) Super Rebuild Kit for 1985-up GM/Chevy TH125C (3T40) Bushing Kit for GM TH125/125C Transmission 1980-up
Thrust Washer Kit for GM TH125/125C Transmission 1980-up ATSG Update Supplement for Chevy/GM TH125C (3T40) Transaxle Rebuild Manual ATSG Rebuild Manual for Chevy/GM TH125C (3T40) Transaxle
Transgo basic Shift Kit for 1980-up GM/Chevy TH125C (3T40)