1 0 2022 Peterbilt 389EXHD Sleeper Semi Truck - 48" Unibilt Flat-Top, Cummins 505HP Newly Listed At auction Dec. 18 2022 PETERBILT 389 Extended Hood Conventional, 48 Inch Unibilt Flat-Top Sleeper, Cummins X15 Engine, 505 H.P., Engine Brake, RTLO-20918B Transmission, (Manual), 40,000 Lb. Rear Ends, 3.58... ConditionUsedDuty ClassHeavy Duty Sleeper Semi TruckHorse Power505 HPEngine ModelCummins X15Sleeper Size48"SuspensionAir RideRear End40,000 lb 3.58 ratio MLS Number14002807CategorySleeper Semi Trucks Last Updated11/26/2025 LocationLas Vegas, NV, US Listed ByTaylor & Martin LLC (855) 546-___ SHOWNUMBERCall Seller Email Seller Save More Info