This manual covers the 400 SXS, a high-performance motocross and off-road competition motorcycle produced from 2000 through 2007. Known for its lightweight chassis, potent four-stroke engine, and advanced suspension tailored for racing, the 400 SXS is engineered for demanding competitive use. Building on a rich heritage in off-road racing, this model represents a race-ready variant designed for serious motocross and supercross enthusiasts. Its key features include a robust Chromium-Molybdenum steel trellis frame, hydraulic disc brakes, and a responsive 5-speed manual transmission with a hydraulic wet multi-plate clutch.

This comprehensive service and repair workshop manual provides detailed guidance for the maintenance, diagnosis, and repair of your 400 SXS. It covers all essential systems, including the engine, fuel system, cooling system, transmission, electrical system, suspension, and brakes. Within its pages, you will find procedures for routine maintenance, major repairs, and troubleshooting common issues. Essential technical specifications, torque values, and fluid recommendations are also included, empowering owners and technicians to keep this competition motorcycle in optimal condition and ensure peak performance.