View 26 Photos View 0 Videos 2021 GMC G33903 Box Truck - 401HP, 6 Speed Automatic, Roll up Door Recently Updated $29,500 USD Used 2021 GMC G33903 Box Truck with 401HP 6.6L V8 gasoline engine, 6-speed automatic transmission, 8600 lbs single rear axle, 177" wheelbase, spring suspension, and roll-up door. Check it... ConditionUsedUsage107,774 MilesDuty ClassLight Duty Box TruckHorse Power401 HPEngine ModelGMC 6.6LV8Transmission6 Speed AutomaticSuspensionSpringRear AxleSingle AxleRear End8,600 lb 4.10 ratioDoor TypeRoll upStock Number91621358 MLS Number14101967CategoryDelivery / Moving / Straight / Box Trucks Last Updated2/21/2026 LocationGrand Junction, CO, US Sold ByPenske Used Trucks (855) 942-___ SHOWNUMBERCall Seller Email Seller Save More Info