AT9500, Heavy Duty Trucks - Conventional Trucks w/o Sleeper, Caterpillar C13, 10 Spd, Nice regular tractor. I have two left, the other four have sold. These are affordable, well maintained tractors. 10 speed, all way locking rears. 400hp CAT C13, all run and drive very well. Ask for JAKE., 410 Horse Power, Air Ride Suspension, Aluminum/Steel Wheels, Wheel Base, Decent, Tandem Axle, Ratio,