The product is a Genuine Ford Weatherstrip with the manufacturer part number DT1Z-6120530-B. It is a direct replacement weatherstrip designed for specific Ford vehicles, as indicated by the OE/OEM part number DT1Z-6120530-B. This weatherstrip, interchange part number DT1Z-6120530-C, is a genuine OEM part and includes only part reference #8 on the diagram, intended for use in ensuring a proper seal on the door of compatible Ford models.