The YP250R X-MAX, produced from 2005 to 2009, represents a premium performance scooter designed for urban commuting and spirited riding. This model is characterized by its sporty and aggressive styling, a comfortable riding position, and the reliable engineering synonymous with the brand. It features a potent 250cc liquid-cooled, four-stroke, SOHC, four-valve engine with fuel injection, delivering performance suitable for its class. The X-MAX is equipped with an automatic Continuously Variable Transmission (CVT) and disc brakes on both the front and rear, contributing to its capable handling and safety. Its design philosophy blends sporty aesthetics with practical commuter features, making it a compelling option in the maxi-scooter segment. This factory service repair manual in English provides comprehensive coverage for the YP250R X-MAX models from 2005-2009. It details maintenance procedures, troubleshooting guides, technical specifications, and repair instructions for all major systems, including the fuel, cooling, engine lubrication, clutch, transmission, brakes, suspension, steering, frame, and electrical systems. The manual offers step-by-step guidance, detailed illustrations, and factory-level diagnostic techniques, ensuring owners, mechanics, and technicians have the necessary information to maintain and repair the vehicle effectively. It serves as a complete reference for everything from routine servicing and fluid changes to complex overhauls and electrical system tracing.