1 0 2018 Peterbilt 389EXHD Sleeper Semi Truck - 58" Unibilt Flat-Top, Cummins 500HP Newly Listed At auction Jan. 8 2018 PETERBILT 389 Extended Hood Conventional, 58 Inch Unibilt Flat-Top Sleeper, Cummins X15 Engine, 500 H.P., Engine Brake, 13 Speed Transmission, (Manual), 40,000 Lb. Rear Ends, 3.55 Ratio... ConditionUsedDuty ClassHeavy Duty Sleeper Semi TruckHorse Power500 HPEngine ModelCummins X15Sleeper Size58"SuspensionAir RideRear End40,000 lb 3.55 ratio MLS Number14055908CategorySleeper Semi Trucks Last Updated12/23/2025 LocationSouth Sioux City, NE, US Listed ByTaylor & Martin LLC (855) 546-___ SHOWNUMBERCall Seller Email Seller Save More Info