The Hyosung GF125 is a sport motorcycle designed for commuting, light touring, and recreational riding, often favored by new riders seeking an accessible and stylish machine. This model typically features a single-cylinder, four-stroke, liquid-cooled 125cc engine, producing approximately 13-15 horsepower, paired with a 6-speed manual transmission and a wet, multi-plate clutch. Its engineering focuses on providing a balance of performance and economy, competing with other 125cc sport bikes in its class. The GF125's design emphasizes rider confidence and usability, with a robust frame and a braking system that commonly includes front and rear disc brakes.

This service repair manual provides comprehensive technical information for the Hyosung GF125, covering all essential systems including the engine, fuel system, ignition, lubrication, cooling, transmission, clutch, chassis, suspension, braking system, and electrical components. It details routine maintenance procedures, in-depth repair and disassembly instructions, and systematic troubleshooting guides to help diagnose and resolve issues. The manual includes vital technical specifications, torque values, and clear wiring diagrams, empowering owners, mechanics, and technicians to effectively maintain, service, and repair the vehicle, ensuring its longevity and optimal performance.

The Hyosung GF125 is a sport motorcycle designed for commuting, light touring, and recreational riding, often favored by new riders seeking an accessible and stylish machine. This model typically features a single-cylinder, four-stroke, liquid-cooled 125cc engine, producing approximately 13-15 horsepower, paired with a 6-speed manual transmission and a wet, multi-plate clutch. Its engineering focuses on providing a balance of performance and economy, competing with other 125cc sport bikes in its class. The GF125's design emphasizes rider confidence and usability, with a robust frame and a braking system that commonly includes front and rear disc brakes.

This service repair manual provides comprehensive technical information for the Hyosung GF125, covering all essential systems including the engine, fuel system, ignition, lubrication, cooling, transmission, clutch, chassis, suspension, braking system, and electrical components. It details routine maintenance procedures, in-depth repair and disassembly instructions, and systematic troubleshooting guides to help diagnose and resolve issues. The manual includes vital technical specifications, torque values, and clear wiring diagrams, empowering owners, mechanics, and technicians to effectively maintain, service, and repair the vehicle, ensuring its longevity and optimal performance.