This manual covers the KTM 400 LC4 models produced between 1998 and 2003. Known for its torquey engine, robust chassis, and excellent off-road capability, the 400 LC4 offers a balance of power and agility, making it a versatile choice for dual-sport and enduro riding. Its LC4 architecture is a testament to KTM's off-road racing heritage, providing a reliable and adaptable platform for both challenging terrain and street use.

This comprehensive service and repair manual provides all necessary information for maintaining and repairing your KTM 400 LC4. It details essential maintenance schedules, component diagnostics, and troubleshooting procedures for common issues. Coverage includes in-depth instructions for engine overhauls, transmission repairs, suspension adjustments, brake system servicing, and electrical system troubleshooting, empowering owners and technicians to keep the vehicle in optimal condition.