Mack AI 12.0 L Diesel Engine, 29916.3 Engine hrs, Air Conditioner, Cruise Control, Mack Maxitorque ES 9-Speed Manual Transmission, Differential Lock, 20000 lb Front Axle, 44000 lb Rears, 64000.0 lb GVWR, Aluminum Wheels, 425/65R22.5 Front Tires, 11R22.5 Rear Tires, Dual Steering Boxes, Twin Y Spring Suspension, 252 in Wheelbase, PTO, 322.8 Pump Hours, Radio Remote Controls