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

Visual condition of the part

The product shows signs of use visible in the photos.

BMW F20 LCI Window Strip Rear Left N/S Door Seal Trim Channel Cover Alu Satin is an original body component designed for the rear driver-side door. This aluminum, satin-finish profile acts as a guide and seal cover for the window, providing an aesthetic finish to the window edge and ensuring stable seating of the glass in the door. Thanks to its factory fitment, the part integrates perfectly with the body line of the BMW 1 Series F20 LCI, maintaining the vehicle's stylistic consistency.

Specifications and technical data

• SKU: 7403613
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7403613
• Substitutable numbers: 7403613, 51357403613
• Location on the vehicle: Rear, Left
• Category: Door Seals

Purpose and technical function

The BMW F20 LCI Window Strip Rear Left N/S Door Seal Trim Channel Cover is responsible for the proper guidance and support of the window seal in the rear left door. The placement on the vehicle is clearly defined as rear – left, which facilitates the selection of the correct component for accident repairs or the replacement of worn body parts.

The aluminum construction with a satin finish provides a rigid base for the seal, limiting its deformation and minimizing the risk of leaks at the contact point between the glass and the door frame. At the same time, the strip acts as a cover for the seal channel, protecting it from mechanical damage during daily use.

Construction and material properties

The element is made of an aluminum profile with a satin finish, which combines low weight with adequate rigidity and resistance to deformation. This design helps maintain the correct geometry of the window frame, which is important for both the operation of the window lifting mechanism and the tightness of the entire door assembly.

The satin surface of the strip blends well with factory BMW body finishes, ensuring a visually consistent effect after replacement. Original origin from the BMW group means maintaining the correct profile, mounting points, and dimensional tolerances, which translates into precise fitting with the door and glass.

Service application and installation

The strip is intended for installation in the rear left door of the BMW F20 LCI (facelift) model, as a window frame element that works with the window seal. It is suitable for both post-collision repairs and the replacement of worn or corroded body parts when it is necessary to restore the proper fit of the seal and the aesthetics of the side bodywork.

Factory fitment for a specific BMW model facilitates installation and reduces the need for additional adjustments. Replacing the strip helps reduce cabin noise resulting from leaks at the window and improves protection of the interior against water and contaminants entering through the window edge.

Benefits of using the original window strip

• Restoration of proper guidance and support for the window seal in the rear left door.
• Better sealing of the window edge, which reduces wind noise and moisture ingress.
• Consistent, factory finish of the side body line thanks to the satin aluminum surface.
• Precise fitment with the door and glass characteristic of BMW components.
• Suitable for use in accident repairs and window area restoration.

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 frames, seal channels, or additional window profiles, check the available parts in the BMW Door Seals category.

Additional information and technical support

The item comes from the BMW group and is classified in the Door Seals category, which facilitates its identification in the context of other window area components. The used condition allows for economical repair while maintaining the original design specifications, which is particularly important for precise body components.

For users interested in a broader approach to the operation and maintenance of vehicles of this brand, including the use of dismantled parts in other vehicle systems, the following article may be helpful: Driving pleasure for years – how to take care of iDrive systems and electronic modules in BMW 3 and 5 series models.