2017 CATERPILLAR, CT660S, Heavy Duty Trucks - Cab & Chassis Trucks, CATERPILLAR CT13, Automatic, very nice truck, runs good, good rubber, double frame, 220 wheel base, back of cab to end of frame is 208 inches, elec windows, elec door locks, full lockers, cruise, tilt/tele,, 430 Horse Power, Hendrickson Suspension, Aluminum/Steel Wheels, Wheel Base, 22.5, Axle, 4.56 Ratio, , VIN 3HTJGTKT8HN648040