The Yamaha XT660, produced in 2007, is a versatile dual-sport motorcycle designed for riders who enjoy both on-road commuting and off-road exploration. This model, available in variants such as the XT660R, XT660X, and XT660Z Ténéré, features a liquid-cooled, SOHC, 4-valve, single-cylinder 660cc engine with electronic fuel injection. Its robust engineering is evident in its long-travel suspension, hydraulic disc brakes, and durable steel diamond frame, reflecting Yamaha's extensive heritage in off-road and adventure motorcycling.

This Factory Service Repair Manual provides comprehensive guidance for the Yamaha XT660. It covers essential maintenance procedures, including routine service, component disassembly and assembly, and major repairs. The manual details engine mechanicals, fuel and ignition systems, transmission, chassis, suspension, brakes, and electrical systems, complete with wiring diagrams. It also includes technical specifications, diagnostic procedures, and information on special tools, ensuring owners and technicians can effectively maintain, troubleshoot, and repair the vehicle to factory standards.