This manual pertains to the YM165 and YM165D tractor models, part of an established line of reliable and versatile agricultural machinery. A Japanese manufacturer with a strong heritage in industrial equipment, has consistently produced durable and dependable tractors. The YM series, including these models, is known for its robust engineering and suitability for a wide range of tasks. This parts catalog provides comprehensive coverage for all major systems, including the diesel engine, transmission, drivetrain, hydraulics, cooling, fuel, electrical, braking, and steering systems, as well as the front and rear axles, PTO, hitches, operator station, body, frame, and tires. The purpose of this English-language parts manual is to provide owners, mechanics, and technicians with the necessary information to identify, order, and understand the components of the YM165/YM165D tractors. It features detailed exploded view diagrams, part numbers, and descriptive text for every component, facilitating efficient part identification and ordering. The manual is designed to aid in the maintenance and repair of the tractor, ensuring its longevity and optimal performance. Its comprehensive nature makes it an invaluable resource for keeping these tractors in excellent working condition.