All Balls Wheel Bearing Kit Sealed for Harley FLST FXD XL Contains: 2 Ball Bearings All Balls high-speed bearings are manufactured to ABEC 3 precision levels Triple lip rubber seals keep the grease in and the water and dirt out Chevron SRI 2 grease contains rust and oxidation inhibitors (-29C-177C) Double lip type TC seals with stainless steel garter springs