The SM 125, a Supermoto Motorcycle from 1998, represents the first generation of this agile and performance-oriented model. Designed for spirited riding and urban agility, it combines off-road styling with street-legal components, building on a strong heritage in off-road motorcycling. This lightweight machine is engineered for riders seeking a dynamic and engaging experience, featuring a typical two-stroke, single-cylinder, liquid-cooled engine characteristic of performance 125cc models from its era, paired with a 6-speed manual transmission and chain drive. This comprehensive Full Service Repair Manual provides detailed information essential for the maintenance, repair, and refurbishment of your SM 125. It covers all aspects of the motorcycle, including engine, transmission, suspension, brakes, fuel, cooling, exhaust, and electrical systems. The manual includes step-by-step repair procedures, systematic troubleshooting guides, detailed wiring diagrams, and expert advice on common issues. It is an indispensable resource for professional technicians and DIY mechanics alike, ensuring the longevity and optimal performance of your vehicle.