4400, Heavy Duty Trucks - Cab and Chassis Trucks, DT570, Automatic, 14,000#EMPTY, dual parking brakes, 176"back of cab to center of suspension, 21'6" frame back of cab to end of frame, 310 Horse Power, Reyco Suspension, Wheels, 242 Wheel Base, 11R22.5, Tandem Axle, Ratio,