The Yamaha XT660R and XT660X represent the first generation of a versatile motorcycle line produced from 2004 to 2012. These models are powered by a robust 660cc, single-cylinder, liquid-cooled engine, delivering a torquey performance suitable for both on-road and off-road adventures. The XT660R features spoked wheels and longer-travel suspension for enhanced off-road capability, while the XT660X is equipped with cast wheels and shorter-travel suspension, prioritizing supermoto-style street performance. Both variants are recognized for their reliable engineering and the distinct character of their powerful single-cylinder engines, building on Yamaha's extensive heritage in motorcycle design.

This comprehensive service repair workshop manual provides detailed information for the maintenance and repair of the Yamaha XT660R and XT660X models. It covers all essential systems, including the engine, fuel injection, ignition, cooling, exhaust, transmission, drivetrain, suspension, brakes, wheels and tires, electrical system, and bodywork. The manual offers step-by-step instructions for routine maintenance, troubleshooting common issues, component overhauls, and technical adjustments. With approximately 400+ pages of content, it serves as an indispensable resource for owners, mechanics, and technicians seeking to ensure the optimal performance and longevity of their XT660 series motorcycle.