This manual covers the BMW R80, R90, and R100 series motorcycles from the 1983 model year. These iconic air-cooled boxer twins are celebrated for their robust engineering, reliability, and enduring design, making them a cornerstone of BMW's motorcycle heritage. The R80, R90, and R100 models, with their various chassis codes including R80/7, R80RT, R80G/S, R80ST, R90/6, R90S, R100/7, R100RS, R100RT, R100CS, R100GS, and R100R, represent a mature stage of development for BMW's highly regarded 'Airhead' lineage. These motorcycles were designed for a wide range of uses, from daily commuting and touring to off-road adventures, and continue to be cherished by enthusiasts for their mechanical simplicity and dependable performance.

This comprehensive Service & Repair Manual provides detailed technical information for the maintenance, diagnosis, and repair of these BMW motorcycles. It covers all essential systems, including engine mechanicals, fuel and ignition systems, transmission and drivetrain, electrical systems, brakes, suspension, and frame/bodywork. The manual includes step-by-step procedures for preventative maintenance, component overhauls, and troubleshooting common issues. With its in-depth coverage, this English-language manual is an indispensable resource for DIY mechanics, independent repair shops, and BMW motorcycle owners seeking to preserve the performance and longevity of their classic Airhead machines.