This manual covers SX, MXC, XC, EXC, SMR, and SXS Racing model variants produced between 2000 and 2007, featuring LC4 and RFS engine families. These high-performance off-road motorcycles are renowned for their lightweight chassis, powerful single-cylinder engines, advanced WP suspension, and race-proven designs, making them ideal for motocross, enduro, supermoto, and aggressive off-road riding. The heritage of success in motorsports is evident in these models, which have consistently been praised for their potent performance and agile handling.

This comprehensive factory service and repair workshop manual provides detailed instructions for all aspects of maintenance, repair, and troubleshooting. It covers engine systems, transmission and drivetrain, chassis and suspension, brakes, electrical systems, and bodywork, including routine maintenance, major repairs, and technical adjustments. With clear wiring diagrams, precise torque specifications, and step-by-step procedures, this manual serves as an essential resource for owners, mechanics, and technicians to ensure optimal performance and longevity of their motorcycles.