This comprehensive Yamaha YFM350 Bruin Grizzly Auto 4X4 and YFM400 Kodiak 4WD Workshop Service Repair Manual covers a range of model years, from 2003 to 2010, providing you with detailed instructions and diagrams for maintaining and repairing your ATV. Inside this manual, you will find step-by-step procedures for routine maintenance tasks like oil changes, filter replacements, and adjustments, as well as more advanced procedures for troubleshooting and repairing engine, transmission, electrical, and braking systems. The manual also includes detailed wiring diagrams, exploded parts diagrams, torque specifications, and troubleshooting tips to empower you to tackle virtually any repair job. Whether you're a seasoned mechanic or a DIY enthusiast, this manual provides the essential information you need to keep your Yamaha ATV running smoothly and reliably for years to come.

The Yamaha YFM350 Bruin, Grizzly Auto 4x4, and YFM400 Kodiak 4WD are popular utility all-terrain vehicles (ATVs) known for their reliability, durability, and versatility. These machines were produced by Yamaha from 2003 to 2010 and catered to a wide range of riders, from those seeking recreational trail riding to those needing a workhorse for demanding tasks. The YFM350 Bruin was the entry-level model, equipped with a 348cc, air-cooled, single-cylinder engine. It featured a four-wheel drive system with selectable 2WD/4WD and a shaft-driven final drive. The Grizzly Auto 4x4, with its 348cc, liquid-cooled, single-cylinder engine, offered a more powerful option, featuring an automatic transmission for ease of use. The YFM400 Kodiak 4WD, powered by a 397cc, liquid-cooled, single-cylinder engine, provided the most power in the lineup, offering a robust performance ideal for hauling and towing. These models shared a similar design incorporating independent front suspension with double A-arms and a swingarm rear suspension for a comfortable ride, coupled with disc brakes for reliable stopping power. The Yamaha YFM350 Bruin, Grizzly Auto 4x4, and YFM400 Kodiak 4WD were well-regarded for their user-friendly features and rugged construction. The Bruin, with its simpler design and more affordable price, was a popular choice for beginner riders and those seeking a reliable workhorse. The Grizzly Auto 4x4, with its automatic transmission, offered a convenient and stress-free riding experience, making it ideal for various tasks. The YFM400 Kodiak 4WD, with its increased power and hauling capacity, appealed to those needing a heavy-duty machine for demanding work. These reliable and versatile ATVs have left a lasting impact on the utility ATV market, providing years of dependable service to countless owners. Their combination of ruggedness, capability, and user-friendliness made them a popular choice for both recreational and work-related applications. While production of these models has ceased, they continue to be sought after in the used ATV market, demonstrating their enduring quality.