This comprehensive service manual provides detailed instructions for servicing and repairing KTM 250/300 EXC, MXC, SX, and SXS models manufactured from 2004 to 2010. It covers a wide range of topics, including service information, general information, engine removal and refitting, engine disassembly and assembly, servicing individual components, electrical systems, fuel systems, troubleshooting, technical specifications, periodic maintenance schedules, and wiring diagrams. With 899 pages of clear and concise information, this manual is an invaluable resource for both professional mechanics and DIY enthusiasts. Whether you are a seasoned mechanic or a novice looking to save money on repairs, this manual will empower you to confidently diagnose and repair your KTM motorcycle.

The KTM 250/300 EXC/MXC/SX/SX-S models, produced between 2004 and 2010, represent a diverse range of high-performance off-road motorcycles designed for a variety of riding disciplines. These machines are renowned for their lightweight, agile handling and powerful engines, making them popular choices among both amateur and professional riders. The EXC line is primarily focused on enduro and cross-country riding, featuring a comfortable riding position and long-travel suspension. The MXC models are designed for motocross, with a more aggressive setup and a race-ready configuration. The SX and SX-S models are also tailored for motocross racing, offering even more aggressive geometry and lighter components for optimal performance on the track. All models within this range are powered by a robust 250cc or 300cc, four-stroke single-cylinder engine renowned for its smooth power delivery and impressive torque. These engines are paired with a six-speed transmission and a hydraulic clutch, providing riders with seamless gear changes and precise control. The KTM 250/300 EXC/MXC/SX/SX-S models are equipped with a robust chassis, featuring a high-quality aluminum frame and a WP suspension system. This combination provides exceptional handling and stability, allowing riders to tackle challenging terrain and maintain control at high speeds. The suspension is highly adjustable, allowing riders to fine-tune the bike's performance to suit their individual riding style and preferences. The bikes also feature a range of high-quality components, including Brembo brakes, Renthal handlebars and a variety of other top-tier brands, further contributing to their exceptional performance and durability.