25-1444 MX FRONT WHEEL BEARING KIT YAMAHA YZ490 YZ 490 490cc 1984-1990 DIRT BIKE You are purchasing : All Balls Front Wheel Bearing Kit (25-1444) Suits: YAMAHA YZ 490 Years 1984-1990 Specifications: All the bearings and seals required to refit a wheel in one convenient package. Premium high-speed bearings feature low drag, double lip seals on both sides to provide superior exclusion of water and dirt and improved grease retention. High performance Chevron SRI-II grease features special rust inhibitors for the most demanding application. Type TC, Nitrile Elastomer wheel seals are specifically designed to keep out water and dirt. The rubber coated diameter creates an optimum seal at the hub. To fit Yamaha YZ 490 1984, 1985, 1986, 1987, 1988, 1989, 1990 models.