This comprehensive factory service workshop repair manual is specifically designed for KTM 250, 400, 450, 520, and 525 SX and EXC models manufactured between 2000 and 2006. It provides detailed instructions and technical specifications for servicing and repairing your motorcycle, covering everything from routine maintenance to advanced troubleshooting. The manual covers a wide range of topics that will empower you to understand and maintain your motorcycle effectively. You’ll find detailed information on engine removal and installation, fuel system, lubrication and cooling systems, engine specifications, transmission, drive chain and sprockets, steering system, shocks, bodywork, intake and exhaust, and electrical systems. This manual equips you with the knowledge to confidently handle a variety of repairs and adjustments, enhancing your understanding of your KTM motorcycle.

The KTM 250, 400, 450, 520, and 525 SX EXC models represent a powerhouse lineup of off-road motorcycles produced by KTM from 2000 to 2006. These bikes were designed for a diverse range of riding styles, from motocross and supercross to enduro and cross-country. They garnered a reputation for their high-performance engines, lightweight construction, and exceptional handling. The SX EXC models featured a range of engine displacements, starting with the 250cc two-stroke and culminating in the powerful 525cc four-stroke. Each engine was meticulously engineered for peak performance, with innovative features like the PDS (Progressive Damping System) rear suspension for superior traction and handling. These bikes also boasted lightweight chromoly steel frames, adjustable suspension components, and high-quality brakes, all contributing to their agility and responsiveness. The KTM SX EXC models were lauded for their impressive power-to-weight ratio, allowing riders to conquer challenging terrain with ease and precision. They became a favorite among experienced riders seeking top-notch performance and versatility, solidifying KTM's position as a dominant force in the off-road motorcycle market.