Axle Assembly, Rr

Application:
CHEVROLET 3500 PICKUP 90 4x2; model VIN R (5th digital), DRW, 14 bolt cover, 4.56 ratio (opt HC4)
CHEVROLET 3500 PICKUP 91 4x2; model VIN R (5th digit), DRW, 14 bolt cover, 4.56 ratio (opt HC4)
GMC 3500 PICKUP 90-91 4x2; model VIN R (5th digit), DRW, 14 bolt cover, 4.56 ratio (opt HC4)