Mack AC 12.0 L Diesel Engine, 23523.7 Engine hrs, Air Conditioner, Cruise Control, Mack Manual Transmission, 12000 lb Front Axle, 38000 lb Rears, 50000 lb GVWR, Air Ride Cab, Aluminum Front Wheels, 385/65R22.5 Front Tires, 11R22.5 Rear Tires, Double Frame, Camelback Spring Suspension, 266 in Wheelbase, PTO