2017 KENWORTH, T680, Heavy Duty Trucks - Conventional Trucks w/ Sleeper, Cummins ISX, Automatic, , 450 Horse Power, Air Ride Suspension, Aluminum Wheels, 230 Wheel Base, 4. All tires over 12/32 tread, 36000 Rear Axle lbs, 2.64 Ratio, 76 Raised Roof Sleeper