Welcome to the service manual for the Yamaha Rhino 450 UTV, covering model years 2006 through 2009. This robust utility task vehicle, also known as a Side x Side (SXS), is engineered for demanding work and recreational activities. Featuring a 421 cc, 4-stroke, SOHC engine with Electronic Fuel Injection and a liquid-cooling system, the Rhino 450 delivers reliable performance. Its durable construction, independent double wishbone suspension, and selectable 2WD/4WD capability make it a versatile choice for various terrains and tasks. This comprehensive Factory Service Manual provides essential information for the maintenance, repair, and servicing of your Yamaha Rhino 450. Inside, you will find detailed procedures for complete tear downs and rebuilds, supported by clear pictures and part diagrams. It covers critical technical specifications, torque values, fluid recommendations, and troubleshooting guides. This manual is an indispensable resource for owners, mechanics, and technicians seeking to ensure the optimal performance, longevity, and safety of their vehicle.