Machine description: Cat 3406E Diesel 425 hp Engine, Engine Brake, Eaton Fuller 13-Speed Manual Transmission, Differential Lock, 5443 kg Front Axle, 18144 kg Rears, 4.33:1 Axle Ratio, 23587.0 kg GVWR, 11R24.5 Front Tires,... more info about the 1988 Kenworth T600A.