The BMW R1150RT, produced for the 2004, 2005, and 2006 model years, represents a pinnacle of German engineering in the touring motorcycle segment. As part of BMW Motorrad's esteemed R series, this 'Reise-Tourer' is renowned for its comfort, reliability, and robust performance, making it an ideal companion for long-distance journeys. Featuring an air/oil-cooled, 1130 cc boxer-twin engine paired with a 6-speed manual transmission and shaft drive, the R1150RT offers a smooth and powerful riding experience. Its design prioritizes rider comfort with ergonomic seating, extensive fairings for weather protection, and advanced features like the integral ABS braking system. This comprehensive service repair manual provides detailed guidance for the maintenance and repair of the BMW R1150RT motorcycles from 2004-2006. It covers all essential systems, including the engine, fuel, transmission, drivetrain, electrical components, chassis, suspension, brakes, and bodywork, with in-depth procedures for assembly, disassembly, maintenance, and rebuilding. Professionals and enthusiasts will find factory-level specifications, torque values, diagnostic information, and troubleshooting steps crucial for accurate and efficient servicing. The manual is designed to empower users to maintain their vehicle's performance and longevity, ensuring a safe and enjoyable riding experience.