This manual pertains to the 2006 YFM350 Bruin (model variant YFM35BAV), an entry-level to mid-range All-Terrain Vehicle (ATV) designed for both utility and recreational use. Known for its user-friendly operation and reliable 348cc air-cooled engine, the Bruin offers essential features such as selectable 2WD/4WD and robust front and rear carrying racks. This model is engineered to provide dependable performance in various off-road conditions, making it a capable companion for work or leisure. The purpose of this owner's manual is to provide comprehensive guidance for the safe and effective operation, maintenance, and basic troubleshooting of your YFM350 Bruin. It covers critical areas including vehicle identification, controls, starting and operating procedures, braking, drive system, suspension, fuel and lubrication requirements, and periodic maintenance schedules. Detailed information on troubleshooting common issues, technical specifications, and safety guidelines is also included to assist owners and technicians in maintaining the vehicle's optimal performance and longevity.