This manual covers the Yamaha TTR125, TT-R125E, and TT-R125L models produced between 2007 and 2009. The TTR125 series is recognized for its reliability, user-friendly design, and manageable power delivery, making it an excellent choice for entry-level to intermediate off-road riders and youth riders. Yamaha's engineering quality is evident in the durable construction and accessible mechanics of these versatile trail motorcycles, which have a strong reputation for being dependable and cost-effective to maintain.

This comprehensive workshop service and repair manual provides detailed information essential for the upkeep and servicing of your Yamaha TTR125. It includes step-by-step procedures for all maintenance tasks, from routine oil changes and filter cleaning to more complex engine and transmission overhauls. You will find in-depth coverage of the electrical system, fuel system, chassis components, and braking systems, along with troubleshooting guides and essential technical specifications. This manual is designed to empower owners and technicians to effectively maintain, diagnose, and repair these motorcycles, ensuring optimal performance and longevity.