This manual covers the R80 GS and R100 GS models from 1983, iconic dual-sport motorcycles renowned for their robust air-cooled boxer twin engines, shaft drive, and long-travel suspension. These bikes were engineered for both on-road touring and off-road adventure, embodying a heritage of durability and reliability. With their distinctive design and capable performance, the R80 GS and R100 GS defined the adventure touring segment and remain highly regarded by enthusiasts.

This comprehensive service and repair workshop manual provides essential information for maintaining and repairing your R80 GS or R100 GS. It details procedures for all major systems, including the engine, transmission, drivetrain, suspension, brakes, and electrical system, along with bodywork and controls. The manual includes routine maintenance schedules, in-depth repair procedures, troubleshooting guides, detailed technical specifications, torque values, and wiring diagrams, serving as an invaluable resource for owners and technicians alike.