View 23 Photos View 0 Videos 2020 GMC G33503 Box Truck - 276HP, 8 Speed Automatic, Roll up Door $25,500 USD Used 2020 GMC G33503 box truck for sale, 95,728 miles, 276HP 4.3L V6 GMC engine, 8-speed automatic transmission, gasoline fuel, single rear axle with spring suspension. Check it out today. ConditionUsedUsage95,728 MilesDuty ClassLight Duty Box TruckHorse Power276 HPEngine ModelGMC 4.3LV6Transmission8 Speed AutomaticSuspensionSpringRear AxleSingle AxleRear End6,084 lb 3.42 ratioDoor TypeRoll upStock Number9124889 MLS Number14140038CategoryDelivery / Moving / Straight / Box Trucks Last Updated2/14/2026 LocationPittsburgh, PA, US Sold ByPenske Used Trucks (855) 942-___ SHOWNUMBERCall Seller Email Seller Save More Info