Mercedes-Benz Diesel Engine, Air Conditioner, Power Windows, Engine Brake, Automatic Transmission, 18000 lb Front Axle, 60280 lb Rears, 64000 lb GVWR, 385/65R22.5 Front Tires, 11R22.5 Rear Tires, 2 Air Lift Pusher Axles, Dual Steering Boxes, Spring Suspension, aspen 26 ft Long x 96 in Wide x 96 in High Body