The WR250FR is a performance-oriented off-road motorcycle designed for demanding trail riding and enduro competition. Covering model years from 2000 through 2009, this machine embodies a strong legacy in off-road motorsports, known for its robust powertrains and durable construction. Building upon a successful motocross lineage, the WR250FR was adapted for enhanced trail usability, featuring a liquid-cooled, 249cc four-stroke engine with a DOHC, four-valve head, a capable 6-speed transmission, and powerful hydraulic disc brakes front and rear. Its design prioritizes performance and reliability, making it a competitive choice against other leading off-road brands. This comprehensive factory service repair manual provides extensive guidance for maintaining and repairing the WR250FR. It covers all major systems, including detailed procedures for engine mechanicals, fuel and ignition systems, cooling, exhaust, transmission, suspension, brakes, wheels, tires, and the electrical system. The manual offers step-by-step instructions for disassembly, assembly, component testing, and troubleshooting, supported by hundreds of illustrations and precise technical specifications such as torque values and clearances. It is an essential resource for owners and technicians to ensure the optimal performance and longevity of the motorcycle.