View 24 Photos View 0 Videos 2021 GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door $22,750 USD Used 2021 GMC G33903 Box Truck for sale, 104,667 miles, 401 HP 6.6L V8 GMC gasoline engine, 6-speed automatic transmission, single rear axle 8,600 lbs, roll-up door, 177" wheelbase. See it... ConditionUsedUsage114,334 MilesDuty ClassLight Duty Box TruckHorse Power401 HPEngine ModelGMC 6.6LV8Transmission6 Speed AutomaticSuspensionSpringRear AxleSingle AxleRear End8,600 lb 4.10 ratioDoor TypeRoll upStock Number91619462 MLS Number14408091CategoryDelivery / Moving / Straight / Box Trucks Last Updated9/10/2026 LocationSan Angelo, TX, US Sold ByPenske Used Trucks (855) 942-___ SHOWNUMBERCall Seller Email Seller Save More Info