The Yamaha Raptor 125, model code YFM125, represents a segment of Yamaha's renowned ATV lineup, known for its engineering quality and reliability. Produced between 2011 and 2013, this first-generation model is a sport ATV designed for recreational riding, offering a balance of performance and accessibility. Its four-stroke, SOHC, liquid-cooled, single-cylinder engine with electronic fuel injection provides efficient power delivery, making it a capable machine for various off-road adventures. The Raptor 125 is characterized by its robust chassis, responsive suspension, and effective braking system, all contributing to a confident and enjoyable riding experience. This comprehensive Service Repair Workshop Manual is designed to be an indispensable resource for owners and technicians working on the Yamaha Raptor 125 ATV for the 2011, 2012, and 2013 model years. It covers all essential aspects of maintenance, repair, and diagnostics, providing detailed, step-by-step instructions for every system, including the engine, fuel system, transmission, chassis, suspension, steering, braking, and electrical systems. With high-quality exploded diagrams, illustrations, and troubleshooting guides, this manual empowers users to perform everything from routine maintenance to complete overhauls, ensuring the longevity and optimal performance of their vehicle.