Machine description: Cummins LTA10 6 Cylinder Diesel 285 hp Engine, 1989 US EPA Label, 33385 Engine hrs, 18-Speed Manual Transmission, 20000 lb Front Axle, 42400 lb Rears, 11R22.5, Hendrickson Suspension, 262 in Wheelbase... more info about the 1990 Kenworth W900.