This manual covers the 400/500, specifically the 2003 model year, part of the 2nd Generation lineup (1996-2005). These versatile ATVs are engineered for a wide range of off-road applications, offering robust performance and reliability. Key features include a powerful engine, automatic PVT transmission with on-demand AWD, and a capable chassis with independent rear suspension, making them ideal for work and recreation. The 400/500 is designed to provide a dependable and enjoyable riding experience across various terrains. This comprehensive Service and Repair Manual provides essential information for maintaining and repairing your 400/500. It details crucial procedures for engine maintenance, transmission service, chassis and suspension adjustments, and electrical system diagnostics. Technical specifications, troubleshooting guides, and safety precautions are also included to assist owners, mechanics, and technicians in ensuring the optimal performance and longevity of the vehicle.