This workshop service manual covers the models produced between 2007 and 2009. This first-generation ATV is equipped with a robust 4-stroke, 1-cylinder, DOHC, liquid-cooled 450cc engine featuring fuel injection and an automatic CVT transmission with selectable 4WD. Its design prioritizes reliability and performance for a wide range of off-road applications, offering substantial ground clearance and a comfortable riding experience. This comprehensive English-language manual provides detailed guidance for all aspects of maintaining and repairing the vehicle. It includes in-depth procedures for routine maintenance, tune-ups, component repair, and full overhaul across the engine, transmission, fuel system, ignition, lubrication, exhaust, and electrical systems. The manual is an essential resource for both professional technicians and owners undertaking their own maintenance, ensuring the longevity and optimal performance of the vehicle.