The RevHD Severe Duty Wheel Seals for Trailer Axles are designed to provide superior protection for your trailer axle. These wheel seals are made from high-quality materials and feature a top plate that protects the seal from impact and brake heat. The seal lips run on a polished surface for maximum performance. Also, the wider inner and O.D.s provide greater contact coverage. These wheel seals are designed to be used with oil or grease hubs and are perfect for trailer axle applications. With this wheel seals, you can rest assured that your trailer axle is protected from the elements. FleetPride is your First Click in Heavy Duty®.