The Hyosung Comet 125, produced in 2002, is an entry-level sport motorcycle characterized by its full fairing and sporty aesthetics, offering affordable performance for new riders and budget-conscious enthusiasts. This liquid-cooled, inline-twin motorcycle, with a displacement of 124.5 cc, features a 6-speed transmission and chain drive, delivering an approachable riding experience. Its design aims to provide the look and feel of a larger sportbike at an accessible price point, making it a competitive option within its class.

This comprehensive repair service manual provides detailed guidance for the maintenance and repair of the Hyosung Comet 125 (X5 chassis, GT125 engine variant). It covers a wide array of systems, including engine mechanicals, fuel and ignition systems, cooling, exhaust, transmission, suspension, brakes, wheels, tires, and the electrical system. The manual details routine maintenance, component overhauls, and troubleshooting procedures, offering in-depth information suitable for both owners and professional technicians to ensure the optimal performance and longevity of the vehicle.