The YFM 125 Grizzly, produced between 1999 and 2011, represents a significant offering in the all-terrain vehicle market. Known for its robust engineering and reliability, the Grizzly line has consistently delivered capable performance for a variety of off-road applications. A heritage in powersports, dating back to 1955, underscores a commitment to quality and innovation, which is reflected in the durable construction and user-friendly design of the YFM 125 Grizzly. This model is engineered to provide a comfortable and dependable riding experience, making it a popular choice for both recreational riders and those who require a rugged utility vehicle. This comprehensive service repair manual is designed to be an indispensable resource for owners, DIY mechanics, and professional technicians. It covers a wide array of essential information, including detailed repair and rebuild procedures for all major systems such as the engine, cooling, fuel, drivetrain, chassis, and electrical components. The manual also provides in-depth maintenance schedules, diagnostic troubleshooting guides, and technical specifications, all presented with clear, step-by-step instructions and detailed illustrations. Its purpose is to empower users with the knowledge needed to effectively maintain, diagnose, and repair their YFM 125 Grizzly, thereby reducing downtime and repair costs while ensuring optimal performance and longevity.