The Hyosung Comet GT 650S is a sportbike model produced for the 2004, 2005, 2006, and 2007 model years. This motorcycle features a liquid-cooled, 90-degree V-twin engine with a displacement of 647 cc, designed to offer a balance of performance and style within the middleweight segment. Known for its aggressive styling, the GT 650S aimed to provide a competitive option against other naked and sport-styled motorcycles of its era, with Hyosung focusing on delivering value and increasingly capable engineering from its South Korean manufacturing base.

This workshop service repair manual provides comprehensive guidance for the Hyosung Comet GT 650S. It covers essential maintenance procedures, detailed troubleshooting steps, and in-depth repair instructions for all major systems, including the engine, transmission, chassis, braking, and electrical systems. The manual is designed to assist owners, mechanics, and technicians in performing routine upkeep, diagnosing issues, and completing repairs, ensuring the longevity and optimal performance of the motorcycle.