This manual covers ATVs from 2005, including models such as the 250cc, 300cc, 400, 400 TBX, 500, 500 TBX, 500 TRV, 650 H1, and 650 V-Twin. These vehicles have a long-standing reputation in the powersports industry for producing robust off-road vehicles, and the 2005 lineup reflects a mature stage of their ATV development. These ATVs are engineered for durability and performance, offering a reliable option for various recreational and utility purposes. This comprehensive repair service manual, presented in English, provides detailed information essential for the maintenance and repair of your ATV. It covers all major systems, including the engine, manual and automatic transmissions, fuel, lubrication, cooling, electrical systems with wiring diagrams, drive, suspension, steering, frame, and controls. With step-by-step instructions, exploded views, and a dedicated troubleshooting section, this 664-page manual is designed to assist both DIY enthusiasts and professional technicians in keeping their vehicles in optimal condition.