High-speed bearings are manufactured to ABEC 3 precision levels for smooth, reliable wheel performance in demanding ATV and UTV applications.Triple lip rubber seals keep the grease in and the water and dirt out, while Chevron SRI 2 grease provides rust and oxidation protection from -29 °C to 177 °C. Each kit is configured to service a single wheel location with the bearings and seals where applicable, needed for a direct-fit repair.