TRANSMISSION IDENTIFICATION INCLUDING AXLEE RATIO TRANSMISSION TO ASSEMBLY CODES 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 1987 ME9 4 SPD A T THM44OT4 7HAH 2 73 RATIO 7HCH 2 73 RATIO 7FBH 2 73 RATIO 7FJH 2 97 RATIO 1988 ME9 4 SPD A T THM44OT4 BFBH 2 73 RATIO 8PJH 2 97 RATIO BBJH 2 97 RATIO BESH 2 84 RATIO 8BKH 2 73 RATIO BETH 2 97 RATIO 1989 ME9 4 SPD A T THM44OT4 QBHH 2 84 RATIO 9BTH 2 97 RATIO 9BXH 2 97 RATIO 9WZH 2 97 RATIO 9PBH 3 33 RATIO 9BJH 2 97 RATIO 9PAH 3 33 RATIO 9WRH 2 84 RATIO 9WUH 2 97 RATIO 1990 ME9 4 SPD A T THM44OT4 OBHH 2 84 RATIO OPAH 3 33 RATIO OWMH 2 84 RATIO OWXH 3 33 RATIO OWJH 2 97 RATIO OBJH 2 97 RATIO t 1993 GENERAL MOTORS SERVICE PARTS OPERAT ONS PONT AC 22H 5 93 4 3 4 000