1971-1972; ALL MODELS W/455ci V8 WITHOUT POSI-TRACTION 1973-1974; ELECTRA LESS POSI WAGONS W/”O” CODE AXLE THRUST WASHER 1973-1975;WITHOUT POSITRACTION 1976;W/9 3/8in RING THRUST WASHER 1975; ALL WITHOUT POSI 1976; ALL 9 3/8in RING GEAR THRUST WASHER

1983-1984; SKYHAWK – WITH 2.0 VIN-B-P 04 CYLINDER ENGINE, 1985-1986; SKYHAWK – WITH 2.0 VIN-P 04 CYLINDER ENGINE, 1987-1988; SKYHAWK – WITH 2.0 VIN-1 04 CYLINDER ENGINE, 1989; SKYHAWK – ALL, 1993; CENTURY – WITH 2.2 VIN-4 4CYLINDER ENGINE