Welcome to the comprehensive service manual for the Yamaha Wolverine 450, covering model years 2006 through 2010. This All-Terrain Vehicle (ATV) is a robust utility machine, known for its 4WD capability and Independent Rear Suspension (IRS) variants, designed for a wide range of demanding off-road applications. Built upon extensive ATV legacy, the Wolverine 450 offers a reliable and capable platform, blending the power of its 421cc liquid-cooled engine with practical features for work and recreation. Its engineering prioritizes durability and consistent performance, making it a trusted companion for tackling challenging terrains and completing various tasks. This factory service repair manual provides in-depth guidance for the maintenance, troubleshooting, and repair of your Yamaha Wolverine 450. Spanning hundreds of pages, it details every system, from the fuel and cooling systems to the engine, transmission, brakes, suspension, steering, frame, and electrical components. You will find step-by-step instructions for complete disassembly, component repair, adjustments, and diagnostics, making it an indispensable resource for both DIY enthusiasts and professional technicians. This English-language manual is designed to ensure your ATV remains in optimal condition throughout its service life.