The reliability of Komatsu bulldozers of various models has been tested in the most severe conditions, in which Japanese special equipment has been operating for years without major repairs. Today, Komatsu tracked, wheeled and swamp-type bulldozers can be found in the most remote, climatically and landscape-challenging places, where they successfully perform their assigned tasks. In addition to reliability, Japanese special equipment is also famous for its ease of maintenance and good maintainability.