L28 1979 OLDSMOBILE AXLE IDENTIFICATION NDICATES POSITRACTION A SERIES ASSEMBLY CODES 2 29 RATIO 2 41 RATIO RINGGEAR RINGGEAR RA 7 50 AJ 7 50 AH 7 50 BJ 7 50 BH 7 50 AZ 7 50 AT 7 50 BZ 7 50 BT 7 50 RT 7 50 2 56 RATIO 2 73 RATIO RINGGEAR RINGGEAR RC 7 50 RD 7 50 AA 7 50 AB 7 50 BA 7 50 BB 7 50 AY 7 50 RX 7 50 BY 7 50 AX 7 50 RY 7 50 BX 7 50 2 93 RATIO 3 08 RATIO RINGGEAR RINGGEAR AG 7 50 AC 7 50 BG 7 50 BC 7 50 AW 7 50 BW 7 50 3 23 RATIO RINGGEAR AD 7 50 BD 7 50 RU 7 50 AU 7 50 BU 7 50 iii 1 1987 GENERAL MOTORS SERVICE PARTS 0PERATIONS 0LDSMOBILE 3l 46