21985 AXLE IDENTIFICATION CODES CONT D INDICATES POSITRACTION B 2 56 RATIO GM8 OPTION 2 73 RATIO GU2 OPTION 2 93 RATIO GW9 OPTION CODE RING GEAR CODE RIE GEAR CODE RING GEAR BGM 7 50 BYB 8 50 8DW 8 50 BGS 7 50 8YP 8 50 BGP 7 50 8NP 8 50 8GN 7 50 8YC 8 50 8NV 8 50 8YQ 8 50 8NW 8 50 3 08 RATIO GU4 OPTION 3 23 RATIO GU5 OPTION CODE RING GEAR CODE RING GEAR BLG 8 50 8LH 8 50 8NX 8 50 8NY 8 50 8YD 8 50 BYE 8 50 8YR 8 50 8YS 8 50 8DG 8 50 8DX 8 58 BZE 8 5 8ZV 8 50 G 2 29 RATIO GH2 OPTION 2 41 RATIO GU1 OPTION 2 73 RATIO GU2 OPTION CODE RING GEAR CODE RIw l EAR CODE RING GEAR 2AH 7 50 2AJ 7 50 2AB 7 50 2BH 7 50 2BJ 7 50 2BB 7 50 2AZ 7 50 2AX 7 50 2BZ 7 50 2BX 7 50 3 08 RATIO GU4 OPTION 2 56 RATIO GM8 OPTION 3 23 RATIO GU5 OPTION CODE RING GEAR CODE RING GEAR CODE RING GEAR 2AC 7 50 2AY 7 50 2AD 7 50 2AV 7 50 2BY 7 50 2BD 7 50 2BC 7 50 2BV 7 50 3 73 RATIO GT4 OPTION CODE RING GEAR 2TF 7 625 2TH 7 625 T 3 36 RATIO GV4 OPTION 3 62 RATIO G75 OPTION CODE RING GEAR CODE RING GEAR 5TA 6 50 5TB 6 50 5TC 6 50 5TD 6 50 1990 GENERAL MOTORS SERVICE PARTS OP EZRAT 0NS PONT AC 22W 1 7 REV 6 90 5 7 5 000