Door Window Strip BMW F20 LCI Front Left N/S Seal Trim Channel Cover Alu Satin

Visual condition of the part

The product shows signs of use visible in the photos.

Door Window Strip BMW F20 LCI Front Left N/S Seal Trim Channel Cover Alu Satin is an original body component designed for installation in the front left door, ensuring precise window guidance and a tight seal against the bodywork. Thanks to its Alu Satin finish, the trim harmoniously blends with the side profile of the vehicle, enhancing its aesthetics. This is a practical solution for users looking to restore the factory look and proper window operation in their BMW.

Specifications and technical data

• SKU: 7403611
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7403611
• Substitutable numbers: 7403611, 51337403611
• Location on the vehicle: Front, Left
• Category: Door Seals

Purpose and function of the door window strip

The presented strip is a component from the Door seals group, designed specifically for BMW F20 models after the facelift (LCI). Mounted in the front left door area, it is responsible for:

• stable window guidance during raising and lowering,
• limiting the ingress of water and contaminants into the door interior,
• reducing wind noise around the window frame,
• maintaining the correct geometry of the window's contact with the body.

Due to its precise fit for the specific vehicle location, the component works seamlessly with the factory window lifting mechanism and other seals within the door area.

Construction and fitment for BMW F20 LCI

The strip combines a sealing function with a decorative window frame finish. The outer part in Alu Satin creates a visually cohesive line with the window profile, while the seal's shape is designed to adhere precisely to the edge of the glass and the door panel. Proper profiling translates into:

• secure seating in factory mounting points,
• no need for modifications during installation,
• preservation of original gaps and body lines.

As a component dedicated to a specific BMW model, the strip allows for maintaining stylistic and technical consistency with other body components.

Characteristics of the used component

The offered strip is a used part, sourced from dismantling, which allows for maintaining original fitment parameters while optimizing repair costs. This type of component is a good choice in situations where:

• mechanical damage to the strip or seal has occurred as a result of a collision,
• leaks are present in the door window area,
• it is necessary to restore the factory look of the side body section.

Using an original used component allows for compliance with the factory BMW specification without the need to resort to replacements with uncertain fitment.

Benefits of using an original window strip

Choosing an item such as Door Window Strip BMW F20 LCI Front Left N/S Seal Trim Channel Cover Alu Satin is a solution that combines technical and visual aspects. Key advantages include:

• factory fitment for the front left door in the BMW F20 LCI,
• maintaining a consistent window line appearance thanks to the Alu Satin finish,
• noise reduction and improved acoustic comfort inside the cabin,
• support for the proper operation of the window lifting mechanism.

For users who value compliance with the manufacturer's original specification, using such a strip is a practical way to restore proper door functionality and the aesthetics of the side body section.

Related components and additional information

If you are planning a comprehensive repair or upgrade of the door area in your BMW and need other elements from the same group, such as additional window frame seals, lower door seals, or side door edge seals, check the available parts in the BMW door seals category.

To better understand why original components from dismantling are a valuable solution in terms of safety and repair economy, it is worth reading the article on the advantages of used original OEM parts, which discusses their importance in vehicle maintenance in detail.