This manual covers the Yamaha TT-R125, a versatile off-road motorcycle designed for trail riding and recreational use, produced for the 2009, 2010, 2011, and 2012 model years. Known for its robust four-stroke, SOHC, air-cooled 124cc engine and reliable chain drive, the TT-R125 offers a balance of performance and user-friendliness, making it an excellent choice for both novice riders and experienced enthusiasts seeking a capable trail bike. Its steel semi-double cradle frame provides durability, while the typical disc front and drum rear braking systems ensure adequate stopping power for its intended off-road application.

This comprehensive workshop repair manual provides in-depth technical information and step-by-step procedures for the maintenance, diagnosis, and repair of the Yamaha TT-R125. Coverage includes detailed guidance on the engine, transmission, fuel system, chassis, brakes, and electrical system, along with troubleshooting charts and routine maintenance schedules. The manual is designed to empower owners and professional technicians alike to keep the TT-R125 in optimal condition, ensuring its longevity and performance through clear, actionable instructions.