The Yamaha XJ650 Four and XJ750 Four series, produced between 1980 and 1984, represent a significant era for mid-size sport-touring and standard motorcycles. These models are characterized by their smooth, air-cooled inline-four engines, reliable shaft drive systems, and comfortable ergonomics, making them suitable for both touring and daily riding. Their engineering prioritizes dependable performance and a balanced riding experience, setting them apart from contemporaries like the Honda CB650 and Kawasaki KZ750. The XJ series development underscored Yamaha's commitment to producing robust and user-friendly motorcycles.

This comprehensive Service and Repair Manual provides detailed guidance for the maintenance and repair of Yamaha XJ650 and XJ750 Four motorcycles. It covers essential areas including engine overhaul, transmission and drivetrain, chassis and suspension, brake systems, and electrical diagnostics. The manual also details routine maintenance, troubleshooting procedures for common issues, and in-depth repair instructions, supported by technical specifications and wiring diagrams. Its purpose is to empower owners and technicians with the knowledge necessary to maintain these vehicles, ensuring their longevity and optimal performance.