This manual covers the Tri-Moto YTM 225, produced between 1983 and 1986. As a first-generation model, the Tri-Moto YTM 225 is recognized for its robust engineering, featuring a 223 cc, air-cooled, single-cylinder, 4-stroke engine with a carburetor fuel system. Its drivetrain is equipped with a 5-speed manual transmission and shaft drive, designed for reliable performance. This comprehensive Service and Repair Manual provides detailed guidance for the maintenance and repair of your Tri-Moto YTM 225. It includes essential information on general operations, fuel system servicing, cooling system maintenance, engine rebuilds, clutch and lubrication system upkeep, and drivetrain services. Additionally, the manual offers in-depth coverage of wheels, tires, brakes, suspension, steering, frame inspection, electrical system diagnostics, and troubleshooting guides, along with technical specifications and diagrams, ensuring you have the resources to keep your vehicle in optimal condition.