This workshop service repair manual provides comprehensive technical guidance for the 550, covering model years 1998 through 2003. The 550 is a performance-oriented, liquid-cooled, single-cylinder, 2-stroke off-road motorcycle renowned for its powerful engine and advanced chassis design, characteristic of the brand's focus on competition and specialized off-road riding. Its Swedish heritage and subsequent integration with KTM contributed to its reputation for engineering quality and robust performance in demanding environments, positioning it as a strong contender against contemporary models from KTM, Husqvarna, and GasGas.

This English-language manual, presented in a digital format, offers detailed instructions for complete service and repair. It covers all essential systems, including engine overhauls, transmission maintenance, suspension and steering adjustments, brake system servicing, and electrical system diagnostics. The manual is designed to assist owners, mechanics, and technicians in performing routine maintenance, troubleshooting common issues, and executing complex repairs and rebuilds, ensuring the optimal performance and longevity of the 550.