The 2012 KTM 125 Duke is a lightweight naked sportbike designed for new riders and commuters seeking an agile and economical motorcycle. Embodying KTM's 'Ready to Race' ethos in a smaller displacement, it features sharp, aggressive styling, a lightweight chassis, and premium components such as WP suspension and a high-quality braking system. Powered by a 125 cc single-cylinder, 4-stroke engine with Bosch electronic fuel injection, it delivers 11 kW (15 hp) and 12 Nm of torque, making it suitable for the A1 license category. Its compact dimensions, wet weight of approximately 130 kg, and 10.5-liter fuel tank capacity contribute to its nimble handling and practicality.

This comprehensive Service Repair Manual provides detailed information for the maintenance and repair of the 2012 KTM 125 Duke. It covers all essential systems, including the engine, fuel system, cooling system, transmission, clutch, chassis, suspension, braking system, and electrical system. The manual includes procedures for routine maintenance, major repairs, component removal and installation, and troubleshooting. With clear diagrams, step-by-step instructions, and critical torque specifications, this manual is an invaluable resource for both DIY enthusiasts and professional technicians aiming to maintain the optimal performance and longevity of the motorcycle.