1984 AXLE IDENTIFICATION CODES INDICATES POSITRACTION 2 93 RATIO GW9 OPTION 3 08 RATIO GU4 OPTION 3 42 RATIO G CODE RING GEAR CODE RING GEAR CODE RISGOEEAQN GFR 7 50 8XJ 8 875 GFQ 7 50 1 8XY 8 875 GFS 7 50 MF 8 50 3 73 RATIO GU2 OPTION CODE RING GEAR GFP 7 50 I 1985 2 93 RATIO GW9 OPTION 3 42 RATIO GU6 OPTION 3 73 RATIO GT4 OPTION CODE RING GEAR CODE RING GEAR CODE RING GEAR 8FR 7 50 8FQ 7 50 BFP 7 50 1986 2 73 RATIO GU2 OPTION 3 23 RATIO GU5 OPTION 3 73 RATIO GT4 OPTION CODE RING GEAR CODE RING GEAR CODE RING GEAR 2FT 7 50 4MC 8 50 2MB 8 50 2FV 7 50 1987 2 73 RATIO GU2 OPTION 3 23 RATIO GU5 OPTION 3 73 RATIO GT4 OPTION CODE RING GEAR CODE RING GEAR CODE RING GEAR 2FT 7 50 4MC 8 50 2MB 8 50 2FV 7 50 1988 2 93 RATIO GW9 OPTION 3 23 RATIO GU5 OPTION 3 73 RATIO GT4 OPTION CODE RING GEAR CODE RING GEAR CODE RING GEAR I GTE 7 625 GMC 8 50 2MB 8 50 1989 2 93 RATIO GW9 OPTION 3 23 RATIO GU5 OPTION 3 73 RATIO GT4 OPTION CODE RING GEAR CODE RING GEAR CODE RING GEAR GTE 7 625 BMC 8 50 8MB 8 50 1992 GENERAL MOTORS SERVICE PARTS 0PERATIONS CADILLAC 62D 1 5 000 5 2 1 1 92