This manual covers models from 2012 onwards, including variants such as the 550, 550 EPS, X2 550, and X2 550/Touring/EPS. The line is renowned for its capability and utility, and the X2 variant offers enhanced versatility. These vehicles are engineered for a wide range of applications, from demanding work tasks to recreational trail riding, providing a reliable and robust experience. The inclusion of Electronic Power Steering (EPS) enhances maneuverability and reduces operator fatigue, contributing to the overall user-friendly design of these powerful ATVs. This comprehensive workshop service manual provides essential information for maintaining and repairing your 550 X2 EPS. It details engine systems, cooling, lubrication, powertrain, and electrical systems, alongside chassis components like steering and brakes. The manual includes scheduled maintenance procedures, troubleshooting guides, diagnostic information, and complete repair instructions for engine and transmission overhauls. With detailed illustrations, step-by-step instructions, and clear diagrams, this resource is designed for both do-it-yourself enthusiasts and professional mechanics to ensure optimal performance and longevity of the vehicle.