BMW X4 F26 Seal Cover Wing Mirror Triangle Foam Left N/S Insulation 7335613

BMW X4 F26 Seal Cover Wing Mirror Triangle Foam Left N/S Insulation is a precision component mounted at the base of the left side mirror, responsible for sealing and reducing cabin noise. Thanks to the use of specially selected sound-insulating foam, it improves acoustic comfort and stabilizes the triangular element by the mirror. This is a practical solution for BMW users who want to maintain factory-level fitment and aesthetics.

Specifications and technical data

• SKU: 7335613
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7335613
• Substitutable numbers: 7335613, 51337335613
• Location on the vehicle: Left
• Category: Window Seals, Gaskets & Trims

Function and application of the mirror seal

The presented foam seal works in a critical area between the triangular mirror base and the door panel on the left side of the vehicle. Its purpose is to:

• limit the penetration of wind noise into the cabin,
• reduce vibrations of the triangular element by the mirror,
• seal the contact point between the mirror and the door,
• maintain a stable position of the mirror mounting area.

As a result, the driver enjoys more comfortable driving conditions, and the mirror area remains better protected against external factors.

Benefits of using original BMW sound-insulating foam

A properly selected seal in the mirror area has a direct impact on daily vehicle use. Using a component from the BMW brand allows for maintaining the factory geometry and performance characteristics of this door area. In practice, this means:

• secure fit to the shape of the left side mirror triangle,
• consistent appearance with other body components,
• reduced risk of unwanted rattling and resonance in the mirror area,
• easier installation for a mechanic or bodywork service professional.

Replacing worn or damaged foam with a functional part helps restore the original sound-insulating and sealing properties in this part of the door.

Installation characteristics and fitment

The seal has been designed specifically for the left mirror of the BMW X4 F26, which translates into a perfect fit for factory mounting points. The component is prepared to work in an area subject to temperature changes, humidity, and vibrations generated while driving. Thanks to this, it maintains its shape stability and damping properties under typical operating conditions.

When installed correctly, the sound-insulating foam works with other door and mirror components to create a cohesive sealing system in the triangle area. This solution is particularly important when driving at higher speeds, where improper sealing can result in annoying wind noise.

Component condition and service application

The offered seal comes from the Window seals and trims group and is intended for reinstallation in the vehicle. It is suitable for both standard repairs after mirror removal and for replacing door components after minor body damage. It is a practical choice for workshops specializing in the BMW brand and users who want to maintain the consistency of the components used.

Expanding the sealing zone in your BMW

If you are planning a comprehensive repair or upgrade of the door and mirror area in your BMW and need other elements from the same group, such as additional window seals, window trims, or sound-insulating foams within the door frame, check out the available parts in the BMW window seals and trims category.

To better plan the selection of used body components and sound-insulating elements in your car, it is worth checking out practical tips regarding original parts, which you can find in the article BMW – sports performance and precision. How do original used parts extend the life of the Bavarian icon?.