This manual covers the BMW R Series motorcycles, specifically the R80, R90, and R100 models from 1983. These iconic air-cooled, horizontally opposed twin-cylinder boxer engines, known for their durability and suitability for long-distance touring, feature shaft drive and a 5-speed gearbox. Key variants include the R80/7, R90/6, R100/7, R100RS, R100RT, R100S, and R100CS, each offering a unique blend of performance and touring capability. The engineering quality and reliability of these machines have earned them a strong reputation and a dedicated following among enthusiasts.

This comprehensive Service Repair Workshop Manual provides in-depth guidance for the maintenance and repair of your BMW R Series motorcycle. It covers all essential systems, including the engine, transmission, drivetrain, chassis, electrical system, fuel system, and braking system. Detailed procedures for engine tuning, carburetor adjustment, valve clearance checks, ignition timing, and component overhauls are included, alongside extensive troubleshooting guides and electrical schematics. This manual is an indispensable resource for owners, mechanics, and technicians seeking to ensure the optimal performance and longevity of their 1983 BMW R Series motorcycle.