This manual covers the KTM 125 SX, 200 SX, 125 EXC, and 200 EXC models from the 2006 model year. These are competition-focused off-road motorcycles renowned for their lightweight chassis, powerful liquid-cooled two-stroke engines, and advanced WP suspension systems, designed for agile handling and peak performance in motocross and enduro riding. KTM's heritage in motorsports underpins the 'Ready to Race' philosophy of these models, which compete directly with other leading off-road brands. The engineering quality and reliability of these machines are supported by the detailed information contained within this comprehensive service repair manual.

This Service Repair Manual provides A-Z coverage for all maintenance, diagnostics, and repair procedures for the specified 2006 KTM models. It includes detailed instructions for engine and transmission overhauls, chassis and suspension servicing, brake system maintenance, and electrical system troubleshooting. The manual also covers routine maintenance, common wear item replacement, and specific technical specifications crucial for keeping these high-performance off-road motorcycles in optimal condition. Its purpose is to serve as an authoritative resource for owners, mechanics, and technicians, ensuring accurate and efficient upkeep and repair.