This manual covers the FS400E and FS650E Supermoto models from the 2001, 2002, and 2003 production years. These high-performance motorcycles are characterized by their powerful single-cylinder engines, advanced suspension, and aggressive styling, designed for spirited riding and track day use. Drawing from a strong off-road heritage, models of this era, particularly those sharing architecture with a certain platform, are known for their raw performance and competitive edge. The FS series offers a potent and specialized alternative in the supermoto segment, prioritizing rider control and dynamic capability.

This comprehensive factory service repair manual provides detailed instructions and specifications for maintaining and repairing the FS400E and FS650E. It covers all essential systems, including engine mechanicals, fuel and ignition systems, transmission, clutch, chassis, suspension, brakes, and the electrical system. The manual includes routine maintenance procedures, troubleshooting guides for common issues, detailed repair and overhaul instructions, and critical technical specifications, such as torque values. Its scope is extensive, suitable for both owners performing basic upkeep and technicians undertaking complex repairs, ensuring the longevity and optimal performance of these specialized machines.