This manual covers the KZ550 and GPz550 models, produced between 1979 and 1985. These mid-size motorcycles, featuring a 4-stroke, DOHC, air-cooled inline-four engine displacing 553cc, were known for their smooth power delivery and versatility. The KZ550 offered a reliable platform for commuting and touring, while the GPz550 variant provided enhanced sportbike performance with a distinctive fairing and tuned engine. Both models utilize a 6-speed transmission and are built on a steel semi-double cradle frame, offering a solid foundation for their respective riding characteristics.

This comprehensive service and repair manual provides detailed guidance for maintaining and troubleshooting your KZ550 or GPz550. It covers all essential systems, including engine overhaul, fuel and ignition systems, transmission, electrical components, suspension, brakes, and bodywork. You will find step-by-step procedures for routine maintenance, diagnostics, and repair, along with critical technical specifications and wiring diagrams. This manual is an indispensable resource for owners and technicians seeking to ensure the optimal performance and longevity of these classic motorcycles.