This manual covers the R80GS and R100GS models from 1987, iconic adventure motorcycles renowned for their robust engineering and versatility. These boxer-twin powered machines, featuring shaft drive and the innovative Monolever rear suspension, were designed for both on-road touring and off-road exploration. Their durable construction and capable performance have cemented their status as highly sought-after, reliable adventure bikes, a testament to a long heritage in motorcycle manufacturing.

This comprehensive workshop and service manual provides in-depth guidance for the maintenance and repair of your R80GS or R100GS. It details procedures for all major systems, including the engine, transmission, chassis, brakes, and electrical components, alongside routine maintenance tasks and troubleshooting guides. With detailed diagrams and expert-level information, this manual is an essential resource for owners and technicians aiming to preserve the performance and longevity of these legendary motorcycles.