2011 Kenworth W900. 500HP Cummins ISX15. 13 speed Transmission. 46,000LB Full Locking Rears. 20,000LB Steerable Air Lift Axle. 18,000LB Steer Axle. Only 486,000 Original Miles. Air Ride Suspension. Dual Steering Gearboxes. Dual Line Wet Kit. Loaded Interior. Gauge Package. Air Slide FifthWheel. 315/80R22.5 Steers. 11R24.5 Drives. Rear Fenders. Engine Brake. Cruise Control. Dual Stacks. Dual Breathers. Clean Kenworth W900