This manual covers the KTM 400 EXC models produced between 2000 and 2003, built upon the robust LC4 platform. Renowned for its off-road prowess and dual-sport versatility, the KTM 400 EXC offers a compelling blend of performance and durability. Its design emphasizes KTM's strong heritage in motorsports, featuring a capable 398.6 cc four-stroke engine, advanced WP suspension, and a strong chromoly steel frame, making it a formidable choice for both trail riding and street use.

This comprehensive workshop repair and service manual provides essential information for owners, mechanics, and technicians. It details a wide range of procedures, including engine and transmission overhauls, suspension servicing, brake system maintenance, and electrical system diagnostics. With step-by-step instructions, torque specifications, and troubleshooting guides, this manual is an indispensable resource for ensuring the optimal performance, reliability, and longevity of your KTM 400 EXC.