View 26 Photos View 0 Videos 2021 GMC G33503 Box Truck - 276HP, 8 Speed Automatic, Roll up Door $22,750 USD Used 2021 GMC G33503 Box Truck for sale, 100,368 miles, 276 HP 4.3L V6 GMC engine, 8-speed automatic transmission, single rear axle, 33-gallon fuel capacity, roll-up door. Check it out. ConditionUsedUsage100,368 MilesDuty ClassLight Duty Box TruckHorse Power276 HPEngine ModelGMC 4.3LV6Transmission8 Speed AutomaticSuspensionSpringRear AxleSingle AxleRear End6,084 lb 3.42 ratioDoor TypeRoll upStock Number9125623 MLS Number14114494CategoryDelivery / Moving / Straight / Box Trucks Last Updated7/3/2026 LocationEverett, WA, US Sold ByPenske Used Trucks (855) 942-___ SHOWNUMBERCall Seller Email Seller Save More Info