This Fits Your 2018 Chevrolet Silverado 6.0L Vortec V8 FLEX A/T RWD 3500 HD WT Crew Cab Pickup Fleetside
Full size assembly image of PICK UP BOX. SPARE TIRE CARRIER. (1/1)

PICK UP BOX. SPARE TIRE CARRIER.

8 ft box. W/DUAL rr wheels. W/O dual rr wheels.