This manual covers the 2009 ATV lineup, including models such as the 400 TRV, 500, 550 H1, 700 H1, and the Thundercat. The brand is recognized for its robust off-road vehicles, and these ATVs are engineered for a range of demanding applications, offering reliable performance in various terrains. The 2009 models build upon established platforms, featuring the H1 engine family and available in both manual and automatic transmissions, designed to provide a balance of power and durability for recreational and utility purposes. This comprehensive repair service manual provides essential information for maintaining and repairing your 2009 ATV. It includes detailed step-by-step instructions for all major systems, from the engine and transmission to the electrical, suspension, and drive systems. Coverage encompasses periodic maintenance schedules, fluid specifications, troubleshooting guides, and diagnostic procedures, supported by clear visuals and exploded views. This manual is an invaluable resource for owners and technicians alike, ensuring efficient and accurate service for the specified ATV models.