View 27 Photos View 0 Videos 2021 GMC G33503 Box Truck - 276HP, 8 Speed Automatic, Roll up Door $28,500 USD Used 2021 GMC G33503 Box Truck for sale, 110,044 miles, 276 HP 4.3L V6 gasoline engine, 8-speed automatic transmission, single rear axle, 33-gallon fuel capacity, roll-up door. Check it out! ConditionUsedUsage110,044 MilesDuty ClassLight Duty Box TruckHorse Power276 HPEngine ModelGMC 4.3LV6Transmission8 Speed AutomaticSuspensionSpringRear AxleSingle AxleRear End6,084 lb 3.42 ratioDoor TypeRoll upStock Number9125061 MLS Number14116426CategoryDelivery / Moving / Straight / Box Trucks Last Updated2/21/2026 LocationMilford, DE, US Sold ByPenske Used Trucks (855) 942-___ SHOWNUMBERCall Seller Email Seller Save More Info