This manual covers the R80GS and R100GS models from 1992, iconic dual-sport motorcycles renowned for their robust construction and capability in both adventure touring and off-road conditions. Building on a legacy of producing technically advanced and reliable machines, these models feature air-cooled boxer twin engines, shaft drive, and the distinctive Monolever rear suspension system on the R100GS. Their durable steel tube frames and well-engineered components have earned them a reputation for longevity and performance, making them highly sought after by riders who value dependability and versatility.

This comprehensive workshop manual provides detailed service and repair instructions essential for maintaining the optimal performance and longevity of your R80GS or R100GS. It covers a wide array of systems, including the engine mechanicals, fuel system, transmission, electrical components, brakes, and suspension, with specific guidance on routine maintenance, troubleshooting, and component replacement. With step-by-step procedures, torque specifications, and detailed diagrams, this manual serves as an indispensable resource for owners, mechanics, and technicians to ensure their vehicle remains in excellent condition.