The Hyosung GF 125 is a lightweight naked sport motorcycle produced from 2000 to 2005. Designed with a focus on nimble handling and user-friendly ergonomics, it offers an upright riding position suitable for urban commuting and beginner riders. Its 124.7 cc, air-cooled, single-cylinder engine, featuring SOHC and two valves, provides an estimated 10-12 horsepower, making it a competitive option in its class against other 125cc motorcycles. The GF 125's design emphasizes practicality and affordability, positioning it as a value-conscious choice in the entry-level sportbike market.

This workshop service repair manual provides comprehensive guidance for the maintenance, troubleshooting, and repair of the Hyosung GF 125. It covers all major systems, including the engine, fuel system, transmission, electrical components, and chassis. Detailed procedures for disassembly, assembly, diagnostics, and component adjustments are included, along with essential technical specifications and safety guidelines. This manual is an indispensable resource for owners, mechanics, and technicians seeking to ensure the optimal performance and longevity of their GF 125 motorcycle.