Tri/A, Cat C12 diesel, Eaton Fuller autoshift transmission, 17 ft. aluminum dump body, electric tarp, double frame, Hendrickson Haulmaax suspension, 224 in. WB, 20,000 lb. fronts, 46,000 lb. rears, air lift third axle with 425/65R22.5 tires, 425/65R22.5 front tires, 11R22.5 rear tires