View 24 Photos View 0 Videos 2021 GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door $29,250 USD Used 2021 GMC G33903 box truck with 401HP 6.6LV8 GMC engine, 6-speed automatic transmission, single rear axle (8600 lbs), 33-gallon fuel capacity, white color, and roll-up door. Check it out... ConditionUsedUsage108,369 MilesDuty ClassLight Duty Box TruckHorse Power401 HPEngine ModelGMC 6.6LV8Transmission6 Speed AutomaticSuspensionSpringRear AxleSingle AxleRear End8,600 lb 4.10 ratioDoor TypeRoll upStock Number91624001 MLS Number14102175CategoryDelivery / Moving / Straight / Box Trucks Last Updated2/22/2026 LocationMonroe, OH, US Sold ByPenske Used Trucks (855) 942-___ SHOWNUMBERCall Seller Email Seller Save More Info