This manual covers the KTM 400 SXS, a high-performance off-road motorcycle produced between 2000 and 2007. Renowned for its strong heritage in motocross and enduro racing, the 400 SXS features a liquid-cooled, single-cylinder four-stroke engine, typically around 398cc, known for its tractable power delivery. Its engineering quality is exemplified by its chromoly steel trellis frame and competitive performance against other off-road machines of its era. This model was designed for demanding off-road conditions and competitive riding, appealing to enthusiasts and racers alike.

This comprehensive Service Repair Manual in English provides detailed information for the maintenance, troubleshooting, and repair of the KTM 400 SXS engine. It covers all essential systems, including engine mechanicals, electrical components, fuel, lubrication, and cooling systems. The manual includes step-by-step procedures for routine maintenance, component replacement, engine rebuilds, and troubleshooting common issues. It also details technical specifications such as torque values, clearances, and fluid capacities, making it an indispensable resource for owners, mechanics, and technicians aiming to maintain the optimal performance and longevity of their vehicle.