Genuine OEM Ford front door belt weatherstrip, part number 1374116. This weatherstrip is installed along the lower edge of the door window glass, commonly known as the beltline. Its primary function is to create a seal between the window and the door frame, preventing water, dust, and wind from entering the vehicle's cabin. Made from durable, weather-resistant rubber, it ensures a tight seal throughout the window's travel. Genuine OEM parts provide the exact fit and material properties required for effective sealing and long-term durability, maintaining cabin integrity and comfort.