The BMW R1150 RT, produced between 2001 and 2004, is a sophisticated touring motorcycle renowned for its robust engineering and comfortable ride. Powered by an air/oil-cooled 1130cc flat-twin Boxer engine producing approximately 95 horsepower, it offers a smooth and reliable performance suitable for long-distance journeys. Key features include electronic fuel injection, a 5-speed manual gearbox with a hydraulically actuated clutch, and shaft drive for low maintenance. The R1150 RT was designed with touring comfort in mind, often equipped with features like cruise control and an optional Integral ABS system, making it a capable and well-regarded machine for motorcycle touring enthusiasts. This Service Repair Workshop Manual provides comprehensive guidance for the BMW R1150 RT, covering all models. It details essential maintenance procedures, including routine servicing, oil changes, and filter replacements, alongside in-depth repair instructions for all major systems such as the engine, gearbox, clutch, cooling, fuel, braking, suspension, and electrical systems. The manual also includes diagnostic procedures for troubleshooting common issues, rebuild instructions for key components, and detailed wiring diagrams. Aimed at owners, DIY enthusiasts, and independent workshops, this manual empowers users with professional-grade information to effectively maintain, repair, and optimize their R1150 RT, ensuring its longevity and performance.