This manual covers the KTM 125SX and 150SX models for the 2016 and 2017 production years. These competition motocross motorcycles are renowned for their high-performance 2-stroke engines, advanced WP suspension systems, and agile handling, making them a top choice for motocross racers and off-road enthusiasts. Built with a lightweight chromoly steel frame and equipped with high-quality Brembo hydraulic disc brakes, these bikes embody KTM's dedication to racing excellence and engineering precision.

This factory service repair workshop manual provides comprehensive guidance for the maintenance, repair, and troubleshooting of your KTM 125SX or 150SX. It details procedures for all major systems, including the engine, transmission, fuel, ignition, cooling, exhaust, chassis, suspension, brakes, wheels, and electrical systems. You will find step-by-step instructions for routine maintenance, engine rebuilds, suspension servicing, brake overhauls, and in-depth troubleshooting, along with essential technical specifications and torque values, ensuring your vehicle remains in optimal condition.