This manual covers the R80 GS and R100 GS models from 1986. These dual-sport motorcycles were pioneering in the adventure touring segment, offering robust performance and significant off-road capability. Known for their air-cooled boxer twin-cylinder engines, the R80 GS (797.5 cc) and R100 GS (980 cc) featured a revolutionary Paralever single-sided swingarm with shaft drive for improved rear suspension performance and reduced torque reaction. With long-travel suspension, dual Bing carburetors, and a durable steel tube frame, these machines were built for both terrain and street, establishing the GS lineage.

This comprehensive Service Repair Workshop Manual provides full service and repair instructions for the R80 GS and R100 GS models. It details maintenance procedures, troubleshooting guides, technical specifications, and safety guidelines. The manual covers engine disassembly and assembly, transmission and drivetrain maintenance, suspension and brake system repairs, electrical system diagnostics, fuel system service, and frame and bodywork. With step-by-step instructions for component repair and overhaul, this manual is an essential resource for owners and technicians to maintain and repair these iconic motorcycles effectively.