This manual covers the 2009-2010 TC 250, TE 250, and TXC 250 models, which are high-performance off-road motorcycles built upon a shared platform. These bikes are known for their robust engineering, reflecting a long heritage in off-road racing and the integration of German quality standards during a past ownership era. The TC is designed for motocross, the TE for enduro, and the TXC for cross-country racing, each offering distinct characteristics tailored to their intended disciplines. This generation of motorcycles emphasizes performance, handling, and durability, making them capable machines for both competitive use and demanding trail riding. This comprehensive workshop service repair manual provides detailed information essential for the maintenance, troubleshooting, and repair of your motorcycle. It covers all major systems, including engine mechanicals, fuel and ignition systems, cooling, transmission, chassis, suspension, brakes, and electrical components. Within its pages, you will find step-by-step procedures for routine maintenance, major repairs, component replacement, and diagnostic troubleshooting, along with critical technical specifications and torque values. The manual is designed to assist owners, mechanics, and technicians in keeping these specialized off-road machines in optimal condition.