15 CHEVY SUBURBAN 1500 REAR AXLE ASSEMBLY 5.3L 3.42 RATIO GU6

63,795 MILES. SUBURBAN 1500 15-16 4×2, (9-1/2″ ring gear, 12 bolt), 3.42 axle ratio (opt GU6). SUBURBAN 1500 15-16 4×4, (9-1/2″ ring gear, 12 bolt), 3.42 axle ratio (opt GU6). SUBURBAN 1500 17-18 (9-1/2″ ring gear, 12 bolt), 3.42 ratio (opt GU6).