This comprehensive service manual covers all aspects of the BMW R90 motorcycle model years 1978 through 1996. It provides detailed instructions and illustrations for every repair and maintenance procedure, making it an indispensable resource for both professional mechanics and DIY enthusiasts. The manual includes detailed information on engine, transmission, electrical system, chassis, brakes, suspension, and more. It also covers troubleshooting, diagnostics, and specifications. Whether you are performing routine maintenance or tackling a major repair, this manual will provide you with the information you need to get the job done right.

The BMW R90, produced from 1978 to 1996, is a classic air-cooled motorcycle that embodies the spirit of German engineering and timeless design. This powerful machine, a member of the R series, was a significant evolution from its predecessors, featuring a refined 898cc boxer engine that delivered smooth power and reliable performance. Notable features included a telescopic front fork, a rear swingarm suspension, and a robust frame that ensured a comfortable ride and excellent handling. The R90 was available in various configurations, including the R90 S, a sport-oriented variant known for its performance enhancements, and the R90 RT, a touring-focused model designed for long-distance journeys. The BMW R90's legacy extends beyond its technical excellence. It became a popular choice for experienced riders who appreciated its versatility, durability, and classic aesthetic. Whether navigating winding roads, embarking on adventurous trips, or simply enjoying leisurely rides, the R90 provided a fulfilling experience. Its iconic boxer engine, with its distinctive sound and smooth power delivery, became synonymous with the brand. The R90's simple design and robust construction allowed for easy maintenance and customization, allowing owners to personalize their machines to their liking. Today, the R90 remains a sought-after classic motorcycle, cherished for its timeless design, reliable performance, and enduring legacy in the world of motorcycling.