This manual covers the KTM 125 EXC and 200 EXC models produced between 1999 and 2006. These high-performance, liquid-cooled, two-stroke enduro motorcycles are renowned for their lightweight chassis, powerful engines, and advanced suspension systems, embodying KTM's 'Ready to Race' philosophy. Engineered for demanding off-road conditions, these models offer exceptional capability and a direct connection to the rider, making them a popular choice for competitive riders and off-road enthusiasts. Their robust design and focus on performance have established them as significant entries in the competitive off-road motorcycle market.

The purpose of this comprehensive repair service manual is to provide detailed diagnostic, repair, maintenance, and overhaul procedures for your KTM EXC Series motorcycle. It covers all essential systems, including the engine, transmission, chassis, suspension, brakes, and electrical components. With step-by-step instructions, troubleshooting guides, and technical specifications, this manual is an indispensable resource for owners, mechanics, and technicians. It ensures that these capable machines can be properly maintained and repaired, preserving their performance and reliability throughout their service life.