View 5 Photos View 0 Videos 2008 Peterbilt 388 Sleeper Semi Truck - 63" Unibilt Stand-Up, Cummins 500HP At auction Jan. 15 2008 PETERBILT 388 UltraCab Conventional, 63 Inch Unibilt Stand-Up Sleeper, Cummins ISX Engine, 500 H.P., Engine Brake, 13 Speed Transmission, (Automatic), 40,000 Lb. Rear Ends, 3.55 Ratio,... ConditionUsedDuty ClassHeavy Duty Sleeper Semi TruckHorse Power500 HPEngine ModelCummins ISXSleeper TypeStand Up SleeperSleeper Size63"SuspensionAir RideRear End40,000 lb 3.55 ratio MLS Number14063311CategorySleeper Semi Trucks Last Updated12/29/2025 LocationHampton, GA, US Listed ByTaylor & Martin LLC (855) 546-___ SHOWNUMBERCall Seller Email Seller Save More Info