View 26 Photos View 0 Videos 2021 GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door $30,000 USD Used 2021 GMC G33903 box truck for sale, 106,863 miles, 401 HP 6.6L V8 gasoline engine, 6-speed automatic transmission, 8,600 lb single rear axle, 177-inch wheelbase, roll-up door. Check it... ConditionUsedUsage106,863 MilesDuty ClassLight Duty Box TruckHorse Power401 HPEngine ModelGMC 6.6LV8Transmission6 Speed AutomaticSuspensionSpringRear AxleSingle AxleRear End8,600 lb 4.10 ratioDoor TypeRoll upStock Number91620827 MLS Number14101959CategoryDelivery / Moving / Straight / Box Trucks Last Updated1/24/2026 LocationDecatur, AL, US Sold ByPenske Used Trucks (855) 942-___ SHOWNUMBERCall Seller Email Seller Save More Info