The TT-R125, produced for the 2009 and 2010 model years, represents a capable and user-friendly lightweight off-road motorcycle. Available in multiple variants including the TT-R125, TT-R125E (Electric Start), TT-R125L (Longer/Taller), and TT-R125LE (Electric Start Long/Tall), this model is engineered for trail riding and novice competition. Its design emphasizes reliability, with a durable air-cooled engine, user-friendly power delivery, and a robust chassis, making it an excellent choice for developing riders. The TT-R125 series has a strong heritage within off-road offerings, consistently recognized for its suitability for entry-level enthusiasts.

This comprehensive service repair manual provides in-depth technical guidance for owners and technicians working on the 2009-2010 TT-R125 models. It covers all essential aspects of maintenance, diagnosis, and repair, including detailed procedures for engine disassembly and assembly, fuel system servicing, ignition system troubleshooting, transmission and drivetrain upkeep, electrical system diagnostics, and suspension and brake system maintenance. The manual also includes routine maintenance schedules, troubleshooting flowcharts for common issues, torque specifications, clearances, and detailed wiring diagrams, ensuring that users can effectively maintain and repair their vehicle to factory standards.