This manual covers the Tri-Moto YTM 200 All-Terrain Vehicle (ATV) models produced between 1983 and 1986. The Tri-Moto series was a pioneering line in the ATV market, establishing a reputation for robust engineering and performance in off-road vehicles. These ATVs are equipped with a single-cylinder, air-cooled, four-stroke gasoline engine and a manual transmission with reverse, designed for recreational trail riding and general utility. The vehicle's engineering quality and reliability are hallmarks of a legacy, making it an essential piece of powersports history. This comprehensive workshop repair service manual is designed to be the definitive resource for maintaining and repairing your Tri-Moto YTM 200. It provides professional-level technical information, including detailed step-by-step procedures for all engine, chassis, and electrical systems, alongside routine maintenance guidelines, fluid specifications, and troubleshooting guides. With hundreds of pages of detailed illustrations, diagrams, and diagnostic information, this manual empowers owners and technicians to perform all necessary repairs and upkeep, ensuring the longevity and optimal performance of the ATV while potentially saving significant costs.