This manual covers the SM 125 S, a lightweight supermoto motorcycle produced for the model years 2000 through 2003. Designed for agile on-road performance and a nimble riding experience, the SM 125 S combines a capable dirt bike chassis with road-biased components. This model is recognized for its spirited riding characteristics and appeals to enthusiasts seeking an accessible yet dynamic machine. Its heritage, combined with manufacturing, positions it as a robust and well-regarded option in the competitive 125cc segment.

This comprehensive Service and Repair Manual provides detailed information essential for the maintenance, troubleshooting, and repair of the SM 125 S. It is intended for professional technicians and DIY mechanics alike, offering step-by-step procedures for all major systems, including the engine, fuel, ignition, cooling, transmission, chassis, suspension, and brakes. The manual includes critical technical specifications, torque values, electrical diagrams, and guidance on routine maintenance, ensuring owners can effectively preserve their vehicle's performance and longevity.