International Ultra Low Sulfur Diesel Engine, Cruise Control, Digital Mirrors, Automatic Transmission, 8000 lb Front Axle, 17500 lb Rears, 25500 lb GVWR, 11R22.5 Front Tires, 11R22.5 Rear Tires, Spring Suspension, 255 in Wheelbase, Utilimaster 24 ft x 102 in Wide x 97 in High Body