23 0 2021 Freightliner T12664ST Sleeper Semi Truck - 72" Integral Sleeper, 475HP, 12 Speed Automatic $60,750 USD Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck, 475HP DD15AT engine, 12-speed automatic Detroit transmission, 72" integral sleeper, tandem rear axle, 280-gallon diesel fuel capacity.... ConditionUsedUsage561,926 MilesDuty ClassHeavy Duty Sleeper Semi TruckHorse Power475 HPEngine ModelDD15ATTransmission12 Speed AutomaticSleeper TypeIntegral SleeperSleeper Size72"SuspensionAir RideRear AxleTandem AxleRear End40,000 lb 3.08 ratioStock Number387316 MLS Number12485755CategorySleeper Semi Trucks Last Updated10/27/2025 LocationAustin, TX, US Sold ByPenske Used Trucks (855) 942-___ SHOWNUMBERCall Seller Email Seller Save More Info