Machine description: 2012 Kenworth W900 Sleeper Semi Truck,, Cummins ISX15,, Jake Brake,, 13 Speed transmission,, 27" Single Bunk Sleeper,, 20,000 Third Air Lift Axle,, Air Sliding 5th Wheel,, 13200lb Front,, ... more info about the 2012 Kenworth W900.