The 125 EGS, produced for the 1999 and 2000 model years, is a lightweight, agile off-road motorcycle renowned for its potent 2-stroke engine and performance-oriented design. Embodying a strong heritage in motorsports, this model emphasizes agility, a high power-to-weight ratio, and durability, making it a capable machine for enduro and motocross riding. Its liquid-cooled, single-cylinder 125cc engine delivers sharp power, characteristic of its 2-stroke nature, and is paired with a 6-speed transmission and a wet multi-disc clutch for optimal control in demanding terrain.

This comprehensive workshop service repair manual provides essential technical information for the maintenance and repair of the 125 EGS. It covers a wide array of systems, including the engine, transmission, chassis, brakes, and electrical components, detailing everything from routine maintenance and adjustments to complete engine and gearbox rebuilds. The manual includes critical technical specifications, diagnostic procedures for common issues, and guidance on wear items, empowering owners and technicians to effectively maintain and preserve the performance and longevity of their motorcycle.