This manual covers the KTM 125 SX, 200 SX, 125 MXC, 200 MXC, 125 EXC, and 200 EXC models produced between 1999 and 2002. These high-performance off-road motorcycles are renowned for their potent two-stroke engines, advanced WP suspension, and lightweight, rigid chromoly steel perimeter frames. KTM's 'Ready to Race' philosophy is evident in their aggressive styling and competitive performance, making them a popular choice for both amateur and professional riders in motocross and enduro disciplines. Their engineering quality and reliability have been proven through extensive use in demanding racing environments.

This comprehensive factory service repair workshop manual provides detailed instructions and specifications for the maintenance, troubleshooting, and repair of your KTM motorcycle. It covers all essential systems, including the engine, transmission, drivetrain, suspension, steering, brakes, fuel system, and electrical components. With in-depth procedures for routine maintenance, engine rebuilds, suspension servicing, and electrical diagnostics, this manual is an indispensable resource for owners and technicians alike, enabling them to ensure optimal performance, longevity, and safe operation of these specialized machines.