The Yamaha XT660, produced in 2004, is a versatile dual-sport and supermoto motorcycle renowned for its robust 660cc liquid-cooled single-cylinder engine. Available in XT660R and XT660X variants, it offers a balance of performance suitable for both pavement and light off-road conditions. The XT660R typically features spoke wheels and longer suspension travel for enhanced off-road capability, while the XT660X is equipped for supermoto use with cast wheels and street-focused tires. This model embodies Yamaha's commitment to durability and accessible performance, building on the XT series' legacy in the dual-sport market.

This comprehensive Factory Service Repair Manual, written in English, provides detailed guidance for the maintenance and repair of the Yamaha XT660. It covers all major systems, including the engine, fuel system, ignition, transmission, electrical components, chassis, suspension, brakes, cooling, and exhaust. The manual includes step-by-step repair procedures, scheduled maintenance schedules, troubleshooting guides, and essential technical specifications, supported by clear illustrations and diagrams. Its purpose is to empower owners and technicians to effectively maintain, diagnose, and repair the XT660, ensuring its optimal performance and longevity.

The Yamaha XT660, produced in 2004, is a versatile dual-sport and supermoto motorcycle renowned for its robust 660cc liquid-cooled single-cylinder engine. Available in XT660R and XT660X variants, it offers a balance of performance suitable for both pavement and light off-road conditions. The XT660R typically features spoke wheels and longer suspension travel for enhanced off-road capability, while the XT660X is equipped for supermoto use with cast wheels and street-focused tires. This model embodies Yamaha's commitment to durability and accessible performance, building on the XT series' legacy in the dual-sport market.

This comprehensive Factory Service Repair Manual, written in English, provides detailed guidance for the maintenance and repair of the Yamaha XT660. It covers all major systems, including the engine, fuel system, ignition, transmission, electrical components, chassis, suspension, brakes, cooling, and exhaust. The manual includes step-by-step repair procedures, scheduled maintenance schedules, troubleshooting guides, and essential technical specifications, supported by clear illustrations and diagrams. Its purpose is to empower owners and technicians to effectively maintain, diagnose, and repair the XT660, ensuring its optimal performance and longevity.