View 36 Photos View 0 Videos 2021 Peterbilt 579 Sleeper Semi Truck - 80" Raised Roof Sleeper, Cummins 450HP, Automatic Recently Updated $58,900 USD LOADED! NEW VIRGIN TIRES! This 2021 Peterbilt 579 is powered by a 450HP Cummins X15 Engine and paired with a smooth shifting 12 Speed Automatic Transmission. Truck has heated mirrors; air... ConditionUsedUsage422,456 MilesDuty ClassHeavy Duty Sleeper Semi TruckHorse Power450 HPEngine ModelCummins X15Drivetrain6x4TransmissionAutomaticSleeper TypeRaised Roof SleeperSleeper Size80"SuspensionAir RideRear AxleTandem AxleRear End40,000 lb 2.79 ratioStock Number8680029 MLS Number13798299CategorySleeper Semi Trucks Last Updated2/27/2026 LocationIndianapolis, IN, US Sold ByJX Truck Center (844) 985-___ SHOWNUMBERCall Seller Email Seller Save More Info