This manual covers the ZRX1200, a powerful inline four-cylinder motorcycle known for its robust engine and classic styling, produced approximately between 2001 and 2007. Available in variants A, B, and C, the ZRX1200 offers a blend of performance, with a 1199 cc liquid-cooled engine delivering approximately 120-130 PS, and rider comfort, making it suitable for enthusiasts and longer rides. Its engineering quality is reflected in its high-tensile steel frame and reliable components, building upon a legacy of performance motorcycles. This comprehensive service manual, written in German, provides in-depth technical information essential for the maintenance, servicing, diagnosis, and repair of the ZRX1200. It details procedures for engine mechanicals, fuel and ignition systems, transmission, brakes, suspension, and electrical systems. The manual includes routine maintenance schedules, fluid specifications, torque values, and guidance on common wear items, empowering owners and technicians to keep the motorcycle in optimal condition and address potential issues effectively.