22 0 2021 Chevrolet Silverado Flatbed Truck - 350HP, 6 Speed Automatic $36,000 USD Used 2021 Chevrolet Silverado Flatbed Truck for sale, 350 HP DURMX6.6 diesel engine, 6-speed automatic transmission, 136,151 miles, single rear axle 15,500 lbs, spring suspension. Check it... ConditionUsedUsage136,151 MilesDuty ClassMedium Duty Flatbed TruckHorse Power350 HPEngine ModelChevy DURMX6.6Transmission6 Speed AutomaticSleeper Size0"SuspensionSpringRear AxleSingle AxleRear End15,500 lb 3.10 ratioStock Number405568 MLS Number13907332CategoryFlatbed Trucks Last Updated10/27/2025 LocationSan Antonio, TX, US Sold ByPenske Used Trucks (855) 942-___ SHOWNUMBERCall Seller Email Seller Save More Info