View 3 Photos View 0 Videos 2021 Peterbilt 579 Sleeper Semi Truck - 80" Ultraloft, Cummins 500HP At auction Jan. 15 2021 PETERBILT 579 Conventional, 80 Inch UltraLoft Sleeper, Upper Bunk, Cummins X15 Engine, 500 H.P., Engine Brake, Eaton Fuller Endurant 12 Speed Transmission, (Automatic), 40,000 Lb. Rear... ConditionUsedDuty ClassHeavy Duty Sleeper Semi TruckHorse Power500 HPEngine ModelCummins X15Sleeper TypeUltraLoftSleeper Size80"SuspensionAir RideRear End40,000 lb 2.78 ratio MLS Number14063429CategorySleeper Semi Trucks Last Updated12/29/2025 LocationHampton, GA, US Listed ByTaylor & Martin LLC (855) 546-___ SHOWNUMBERCall Seller Email Seller Save More Info