This comprehensive service and repair manual covers BMW R80, R90, and R100 motorcycles manufactured between 1978 and 1996. It provides detailed instructions and diagrams for all aspects of maintenance and repair, from basic servicing to complex engine overhauls. The manual includes information on:

* **Engine:** Disassembly, assembly, and repair procedures for the air-cooled boxer engine. This covers everything from valve adjustments and piston replacement to crankshaft and camshaft repairs.
* **Transmission:** Detailed information on gearboxes, clutches, and drive shafts, including troubleshooting and repair procedures.
* **Electrical System:** Coverage of the motorcycle's electrical system, including wiring diagrams, troubleshooting methods, and repair techniques for components like the alternator, starter, and ignition system.
* **Chassis and Suspension:** Instructions for servicing and repairing the chassis, suspension, and brakes. This includes information on fork disassembly and rebuilding, shock absorber adjustments, and brake system maintenance.
* **Bodywork and Accessories:** Detailed instructions on working with the motorcycle's bodywork, including removal, installation, and repair procedures for fairings, seats, and other components.

This service manual is essential for anyone who wants to perform their own repairs or maintenance on their BMW R80, R90, or R100 motorcycle. Its comprehensive instructions and detailed diagrams make it easy to follow and understand, regardless of your experience level.

The BMW R80, R90, and R100 motorcycles, produced from 1978 to 1996, represent a golden era in air-cooled boxer engine technology. These iconic machines were the quintessential airhead BMWs, known for their rugged reliability, timeless design, and engaging riding experience. Their classic, air-cooled, horizontally opposed two-cylinder "boxer" engine, paired with a shaft drive, provided a unique combination of smooth power delivery, low maintenance, and a distinctive engine sound. The R80, R90, and R100 models were offered in various configurations, including standard, touring, and off-road versions, catering to diverse riding styles and preferences. From the iconic R80G/S, the first true adventure bike, to the sporty R100RS, these models established BMW’s reputation for building versatile and capable motorcycles.

The R80, R90, and R100 series motorcycles were lauded for their durability and ease of maintenance. Their simple, robust construction, coupled with readily available spare parts, made them popular both as daily commuters and for long-distance touring. While the R80, R90, and R100 models were phased out in the late 1990s, their legacy continues to resonate with riders and enthusiasts alike. They remain highly sought-after, representing a period of mechanical excellence and craftsmanship. These classic BMWs offer a timeless riding experience, blending sophisticated engineering with a touch of retro charm. Their enduring appeal lies in their ability to connect riders with the pure joy of motorcycling, offering a rewarding experience both on the road and in the garage.