Maxxforce 6 Cylinder Diesel Engine, Air Conditioner, Cruise Control, Allison Automatic Transmission, 10000 lb Front Axle, 19000 lb Rears, 25999 lb GVWR, 295/75R22.5 Front Tires, 295/75R22.5 Rear Tires, Spring Suspension, 206 in Wheelbase, Dual Fuel Tanks