This manual covers the 2008 Yamaha WR250F, a competition enduro motorcycle renowned for its performance-oriented design and Yamaha's signature reliability. Engineered for demanding off-road riding, the WR250F offers a potent liquid-cooled, 4-stroke, 250cc engine with a Keihin FCR-MX39 carburetor, delivering robust power and torque suitable for competitive enduro events and challenging trail riding. Its chassis features hydraulic dual-disc front brakes and a hydraulic single-disc rear brake, along with a robust suspension system designed for off-road terrain. The WR250F's lineage as a dedicated enduro version of the YZ250F, featuring wider gear ratios and essential equipment for off-road competition, underscores its specialized capabilities.

This comprehensive service and repair manual provides detailed information for maintaining and troubleshooting the Yamaha WR250F. It includes in-depth procedures for engine disassembly and assembly, transmission servicing, chassis maintenance, and electrical system diagnostics. Owners, mechanics, and technicians will find extensive coverage of regular maintenance checks, fluid specifications, component replacement, and systematic troubleshooting guides. The manual also details technical specifications, torque values, and clearances essential for accurate repairs, ensuring the optimal performance and longevity of the vehicle.