This manual covers the YT175 Tri-Moto All-Terrain Vehicle (ATV) models from 1982 and 1983. Known for its distinctive three-wheel design and reliable 2-stroke, air-cooled engine, the YT175 was a popular choice for recreational and light utility use during the burgeoning ATV market of the 1980s. This model features a 171cc engine, a 5-speed manual transmission with an automatic clutch, and shaft drive. Its robust engineering and straightforward design made it a significant contributor to early success in the ATV sector. This comprehensive service repair manual provides detailed information for the maintenance, repair, and troubleshooting of the YT175 Tri-Moto. It includes extensive coverage of all major systems, including the engine, carburetion, chassis, suspension, steering, brakes, and electrical components. With step-by-step instructions, hundreds of illustrations, exploded diagrams, and essential technical specifications, this manual is an indispensable resource for DIY enthusiasts and professional mechanics alike, enabling efficient upkeep and repair to ensure the longevity and optimal performance of the vehicle.