View 24 Photos View 0 Videos 2021 Freightliner Cascadia 126 Single Axle Sleeper Semi Truck - 72" Integral Sleeper, 450HP, 12 Speed Automatic Recently Updated $55,750 USD Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 379,614 miles, 450 HP DD13 diesel engine, 12-speed automatic Detroit transmission, 72" integral sleeper, single rear axle,... ConditionUsedUsage379,617 MilesDuty ClassHeavy Duty Sleeper Semi TruckHorse Power450 HPEngine ModelDD13Transmission12 Speed AutomaticSleeper TypeIntegral SleeperSleeper Size72"SuspensionAir RideRear AxleSingle AxleRear End23,000 lb 3.08 ratioStock Number374532 MLS Number13584209CategorySleeper Semi Trucks Last Updated1/15/2026 LocationLexington, SC, US Sold ByPenske Used Trucks (855) 942-___ SHOWNUMBERCall Seller Email Seller Save More Info