The Yamaha TTR90, produced from 1999 to 2007, represents the first generation of this entry-level youth off-road motorcycle. Designed for user-friendly operation and reliable performance, it serves as an excellent platform for learning off-road riding skills. Its robust engineering, characteristic of Yamaha's commitment to quality, ensures durability for recreational use. The TTR90's appeal lies in its accessible nature, making it a popular choice for young riders transitioning into the world of dirt biking.

This service repair manual provides comprehensive guidance for the 2000 Yamaha TTR90(M). It covers essential maintenance procedures, including routine checks, fluid changes, and component servicing, alongside detailed troubleshooting steps for common issues. The manual also offers in-depth instructions for disassembly, assembly, and repair of all major systems, such as the engine, transmission, chassis, and electrical components. This resource is invaluable for owners, mechanics, and technicians seeking to maintain the TTR90's optimal performance and longevity.