This manual covers the BMW R Series motorcycles, including the R80, R90, and R100 models produced between 1978 and 1996. These iconic motorcycles are celebrated for their air-cooled, horizontally-opposed twin-cylinder (Boxer) engines, renowned for their reliability and distinctive character. Featuring shaft drive for low maintenance and stable handling, these bikes were engineered for touring, sport touring, and dual-sport use, appealing to riders who value enduring quality and a classic riding experience. The R Series represents a significant chapter in BMW's motorcycle heritage, marked by innovations such as the Monolever and Paralever rear suspension systems.

This comprehensive factory service manual provides detailed information essential for the maintenance, repair, and overhaul of your BMW R Series motorcycle. It covers all major systems, including engine mechanicals, fuel and ignition systems, transmission, drivetrain, brakes, suspension, and electrical components. Within its pages, you will find step-by-step repair procedures, diagnostic troubleshooting guides, technical specifications, torque values, clearances, and clear wiring diagrams. This manual is an indispensable resource for owners, mechanics, and technicians aiming to preserve the performance and longevity of these legendary machines.