18 GMC YUKON XL 5.3L REAR AXLE WITH DIFFERENTIAL CARRIER 3.08 9.5 GU4 G80
SUBURBAN 1500 15-16 4×2, (9-1/2″ ring gear, 12 bolt), 3.08 ratio (opt GU4). SUBURBAN 1500 15-16 4×4, (9-1/2″ ring gear, 12 bolt), 3.08 ratio (opt GU4). SUBURBAN 1500 17-18 (9-1/2″ ring gear, 12 bolt), 3.08 ratio (opt GU4).