BMW E92 E93 Front Door Weather Strip Channel Cover Seal Strip Left N/S 7173551

BMW E92 E93 Front Door Weather Strip Channel Cover Seal Strip Left N/S is a precisely fitted body component responsible for effectively draining water from the window surface and protecting the interior of the door from contaminants. The original design for BMW 3 Series coupe and convertible models ensures proper adhesion to the glass, stable operation of the window lifting mechanism, and an aesthetic finish for the upper edge of the door. This is a practical solution for users who want to restore the correct operation of the driver's side window and reduce unwanted noise while driving.

Specifications and technical data

• SKU: 7173551
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7173551
• Substitutable numbers: 7173551, 51337173551
• Location on the vehicle: Front, Left
• Category: Door Seals

Purpose and technical function

The presented weather strip is designed for installation on the front left door of the BMW E92 and E93 body. The component works in direct contact with the side window, creating a flexible wiping edge that limits the ingress of water, mud, and fine debris into the door interior. A correctly selected weather strip reduces the risk of corrosion of internal door components, improves the operation of the window regulator, and contributes to the acoustic comfort of the cabin.

Thanks to the factory profile and appropriately selected rigidity, the seal stabilizes the window in the guide, which is particularly important in the frameless doors used in these BMW models. Proper fitment reduces window vibration at higher speeds and helps maintain even pressure against other perimeter seals.

Construction and fitment for BMW

The weather strip belongs to the OEM BMW group of body components, which means it maintains the original geometry, mounting points, and working profile of the wiping edge. As a result, installation on the driver's side door does not require modifications, and the contact line with the window remains consistent with factory design specifications.

The component is prepared for operation in typical conditions for coupe and convertible bodies – frequent lowering and raising of the window, temperature changes, and exposure to water and UV radiation. The appropriately shaped outer part of the strip contributes to the visual side line of the car, which is important for both aesthetic and aerodynamic reasons.

Benefits of using an original seal

• Restoration of proper water wiping from the driver's side window surface.
• Reduction of moisture and dirt ingress into the door interior.
• Better window stabilization in the guides at higher speeds.
• Consistent appearance of the side door edge with other BMW body components.
• Compatibility with the factory mounting system without the need for adjustments.

Choosing an original weather strip from the Door seals group allows you to maintain factory window performance and avoid problems typical of replacements with inaccurate profiles.

Condition, verification, and selection by part numbers

The offered seal comes from dismantling and is marked as a used original BMW component, which in practice means maintaining the factory construction while offering an attractive price compared to a new part. Before being listed for sale, the component is visually verified for profile continuity, the condition of the wiping edge, and mounting points to ensure it is suitable for further use in a vehicle.

If you want to further ensure compatibility with a specific body version or model year, it is worth using the VIN and the OEM number assigned to this seal. You can find a practical procedure in the article Guide: how to choose the right car part by VIN and OEM number, which describes step-by-step how to verify compatibility and provides a list of questions worth asking the seller.

Expanding the BMW door sealing zone

If you are planning a comprehensive repair or upgrade of the door sealing zone in your BMW and need other components from the same group, such as weather strips, perimeter seals, or additional sealing profiles, check the available parts in the BMW door seals category.