This comprehensive service and repair manual for the 2005 BMW R1100 R and R1100S motorcycles provides you with in-depth technical information to perform maintenance and repairs. From basic servicing to complex troubleshooting, this manual covers a wide range of topics, including engine, transmission, electrical system, brakes, suspension, and more. With detailed instructions, diagrams, and specifications, this manual empowers you to diagnose and resolve issues, perform routine maintenance, and even tackle major repairs. Whether you're a seasoned mechanic or a DIY enthusiast, this manual is your essential guide to keeping your BMW R1100 R or R1100S running smoothly and reliably.

The BMW R1100R and R1100S, produced from 1994 to 2005, represent a pivotal moment in BMW's motorcycle history. These models marked a new era for the German manufacturer, departing from the traditional air-cooled boxer engine design and embracing the innovation of liquid cooling. The R1100R, launched in 1994, was an air-cooled roadster, but its successor, the R1100S, arrived in 1998, featuring a liquid-cooled, 1085cc boxer engine. This engine provided a significant power increase, pushing out 98 hp, and offered improved performance, particularly in higher temperatures. Both models were renowned for their exceptional handling characteristics, thanks to their sophisticated Telelever front suspension and Paralever rear swingarm, which offered unparalleled stability and comfort. The R1100R was a popular choice for everyday riding, while the R1100S catered to a more sporty audience, further fueling the brand's expansion into the performance motorcycle market. Beyond the engine and chassis advancements, the R1100R and R1100S introduced a range of refinements. The design language was modernized, with sleeker lines and a more aerodynamic profile. Ergonomics were improved, providing a more comfortable and rider-friendly experience. The introduction of ABS (Anti-lock Braking System) as an option on the R1100R and as standard on the R1100S further enhanced safety and performance. These models solidified BMW's reputation for quality, reliability, and technological innovation. The R1100R and R1100S laid the groundwork for future generations of BMW motorcycles, setting the stage for an even greater focus on performance, technology, and rider comfort. Their lasting legacy is evident in their enduring popularity among enthusiasts, who appreciate their classic styling, timeless engineering, and exceptional riding experience.