12K unitized oil seal Dexter style(10-56)

12K Unitized Oil Seal Dexter Style (10-56) built for superior sealing performance and long-lasting protection in heavy-duty trailer axle applications. Designed for Dexter-style 12,000 lb trailer axles, this unitized oil seal helps retain lubricant while preventing dirt, moisture, and contaminants from reaching wheel bearings and critical hub components. Engineered for durability and dependable oil bath performance, it’s ideal for lowboy trailers, equipment trailers, gooseneck trailers, and other demanding heavy-haul applications.