This manual covers a range of motorcycles from the 1998 to 2003 model years, including the 400, 450, 500, 550, 600, and 650 series. Specific model variants are identified by their engine displacement, such as FE400, FE450, FE501, FE550, FE600, FE650, FS650, FX400, FX450, FX501, FX550, FX600, FX650, FT600, and FT650. Motorcycles from this era are known for their high-performance off-road capabilities, focusing on powerful single-cylinder four-stroke engines and advanced suspension systems, making them competitive in enduro and motocross disciplines.

This comprehensive professional service repair manual and parts catalog provides detailed information for the maintenance, repair, and overhaul of your motorcycle. It covers all mechanical and electrical systems, including the powertrain, transmission, chassis, suspension, brakes, and bodywork. The manual includes essential procedures for regular maintenance, troubleshooting common issues, and complete unit rebuilds, along with parts identification for ordering correct replacements. This resource is designed to assist owners, mechanics, and technicians in understanding and maintaining these performance off-road machines.