2020 KENWORTH, T680, Heavy Duty Trucks - Sleeper Trucks, PACCAR , AMT, Axle Configuration: 6x4 Tire Size - Rear: 275/80R22.5 Tire Size - Front: 275/80R22.5 EngineMake: PACCAR EngineModel: MX-13 HeatedMirror: Yes, 450 Horse Power, Air Ride Suspension, Wheels, 232 Wheel Base, , Axle, 2.79 Ratio, 75 , VIN 1XKYDP9X4LJ419195