This standard specifies the terms and definitions, basic requirements, main technical requirements, internal key structures and material selection, test conditions and acceptance standards, inspection rules, marking, and packaging of passenger car automatic transmission wet multi-plate clutches (hereinafter referred to as clutches) , transportation and storage. This standard applies to wet multi-plate clutches in passenger car automatic transmissions.
T/CSAE 139-2020 history
2020T/CSAE 139-2020 Wet multi-plate clutch for passenger car automatic transmission