This manual covers the All-Terrain Vehicle (ATV) for the 2003 and 2004 model years. Engineered by, this robust ATV is designed for demanding off-road recreation and utility tasks. It features a powerful 660 cc, 4-stroke engine, an automatic transmission with selectable 2WD/4WD and differential lock, and a reliable shaft drive system. With its dual hydraulic disc front brakes and sealed hydraulic disc rear brake, the Grizzly 660 offers dependable performance in various terrains.

This Service Repair Manual provides comprehensive guidance for maintaining and repairing your Grizzly 660. It details essential maintenance procedures, including recommended oil types and capacities, along with troubleshooting steps to address common issues. Technical specifications, safety guidelines, and step-by-step repair instructions are included to assist owners, mechanics, and technicians in ensuring the optimal performance and longevity of the vehicle.