This manual covers the KTM 400 series motorcycles, including the LC4 Enduro and LC4 Adventure variants, produced between 2000 and 2003. These dual-sport motorcycles are built upon KTM's renowned LC4 single-cylinder platform, known for its potent performance and robust construction, offering exceptional off-road capability and versatility for both adventure touring and spirited riding. The engineering quality of these Austrian-built machines ensures reliability, with a focus on delivering a powerful and engaging riding experience.

This workshop service manual provides comprehensive guidance for the maintenance, repair, and troubleshooting of your KTM 400 series motorcycle. It details procedures for all major systems, including the engine, transmission, drivetrain, chassis, suspension, brakes, and electrical system. With in-depth explanations, technical specifications, and diagnostic information, this manual is an essential resource for owners, mechanics, and technicians aiming to preserve the performance and longevity of their vehicle.