The BMW K1100LT and K1100RS, produced in 1997, represent a significant era in BMW Motorrad's engineering, building upon the innovative K-series platform. These motorcycles, known by their K589 vehicle platform code, are powered by a 1093 cc horizontally opposed four-cylinder engine, delivering approximately 100 horsepower and 80 lb-ft of torque. The K1100LT variant focuses on long-distance touring comfort with enhanced amenities, while the K1100RS offers a more sport-oriented riding experience. Both models feature a steel diamond-type frame, shaft drive, and a 5-speed manual transmission, embodying BMW's commitment to robust construction and reliable performance, a hallmark of the brand's heritage. This comprehensive Full Service Repair Manual in English provides detailed guidance for the maintenance, troubleshooting, and repair of the 1997 BMW K1100LT and K1100RS models. It covers all essential systems, including complete engine mechanical and electrical overhauls, fuel injection, transmission, drivetrain, suspension, braking systems (including optional ABS II), and the overall electrical system. The manual offers step-by-step instructions, detailed illustrations, and troubleshooting guides designed to assist professional motorcycle technicians and experienced DIY enthusiasts in keeping these vehicles in optimal condition, from routine maintenance to complex rebuilds.