24 0 2021 GMC G33503 Box Truck - 276HP, 8 Speed Automatic, Roll up Door $26,000 USD Used 2021 GMC G33503 Box Truck for sale, 276 HP 4.3L V6 gasoline engine, 8-speed automatic transmission, single rear axle, 139" wheelbase, spring suspension, roll-up door. Come see today. ConditionUsedUsage120,721 MilesDuty ClassLight Duty Box TruckHorse Power276 HPEngine ModelGMC 4.3LV6Transmission8 Speed AutomaticSleeper Size0"SuspensionSpringRear AxleSingle AxleRear End6,084 lb 3.42 ratioDoor TypeRoll upStock Number9125463 MLS Number13899657CategoryDelivery / Moving / Straight / Box Trucks Last Updated10/27/2025 LocationKaty, TX, US Sold ByPenske Used Trucks (855) 942-___ SHOWNUMBERCall Seller Email Seller Save More Info