TRANSMISSION IDENTIFICATION INCLUDING AXLE RATIO TRANSMISSION TO ASSEMBLY CODEES Note Transmission Identification can be located in one of three positions on the transmission A Identification plate on side of case B Stamping number on governor cover C Ink stamped on bell housing 1982 MD9 3 SPD A T THM125C M19 4 SPD MAN CJ 2 84 RATIO AX 3 32 RATIO HC 2 84 RATIO AY 3 65 RATIO CI 3 18 RATIO FB 4 10 RATIO HU 3 18 RATIO P3 3 33 RATIO PG 3 18 RATIO C3 3 33 RATIO CU 3 18 RATIO CF 3 73 RATIO HY 3 18 RATIO HI 2 84 RATIO HR 3 73 RATIO FRONT AXLE IDENTIFICATION 2 84 RATIO F17 OPTION 3 18 RATIO F75 OPTION 3 32 RATIO F25 OPTION CJ HI CI HY AX HC CU PG HU 3 33 RATIO GX3 OPTION 3 65 RATIO GY5 OPTION EQY3 RATIO F77 OPTION C3 P3 AY CF HR 4 10 RATIO FW5 RATIO FB 1983 MD9 3 SPD A T THM125C M19 4 SPD MAN MY7 5 SPD MAN CB 3 18 RATIO FB 4 10 RATIO BJ 3 19 RATIO PG 3 18 RATIO SA 4 10 RATIO BH 3 83 RATIO P3 3 33 RATIO HC 3 73 RATIO HY 3 13 RATIO CA 3 43 RATIO MK7 5 SPD MAN ZBC 3 83 RATIO 1989 GENERAI MOTORS SERVICE PARTS 0PERATIONS 0LDSMOBILE 32J REV 4 89 19