BMW X4 F26 Seal Cover Wing Mirror Triangle Foam Right O/S Insulation 7335614

BMW X4 F26 Seal Cover Wing Mirror Triangle Foam Right O/S Insulation is a precisely fitted component mounted at the right exterior mirror, responsible for effective sealing and additional sound insulation of the door pillar area. Thanks to the use of vibration-damping foam, it improves acoustic comfort inside the cabin and stabilizes the triangular mirror cover. This is a practical solution for users who want to maintain the factory-standard bodywork performance in their BMW.

Specifications and technical data

• SKU: 7335614
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7335614
• Substitutable numbers: 7335614, 51337335614
• Location on the vehicle: Right
• Category: Window Seals, Gaskets & Trims

Purpose and function of the mirror seal

The described foam seal is a component from the Window seals and trims group, operating in the critical contact area between the mirror, the triangular cover, and the passenger-side door. Its task is to limit air drafts, reduce wind noise, and minimize the transmission of vibrations from the mirror to the door panel. A properly selected sound-insulating foam helps maintain a stable position of the mirror triangle and reduces the risk of unwanted rattling or resonance when driving at higher speeds.

Benefits of using an original BMW seal

The component designed for the BMW X4 F26 has been engineered for the specific geometry of the door and mirror, which translates into:

• precise fit to the shape of the right-side mirror triangle,
• consistency with the factory body line and mounting method,
• maintenance of the manufacturer-intended level of cabin sound insulation,
• reduction of the risk of leaks in the area of the front side window.

As a result, replacing worn or damaged foam with an original part allows for the restoration of the original acoustic and functional properties without the need for makeshift solutions.

Mounting characteristics and right-side application

The foam seal is intended for installation on the right side of the vehicle, within the mirror triangle area. Its shape and structure are adapted to factory support points, which facilitates proper seating of the component during service work. In practice, this means:

• secure adhesion to the surface of the triangle and the door,
• stable support for the plastic mirror cover,
• maintenance of proper pressure in the contact zone with the side window.

This type of component is particularly important after mirror disassembly or replacement of the triangular cover – reusing old, deformed foam often results in degraded sound insulation and the appearance of unwanted noises.

Condition of the component and use in service practice

The offered foam seal comes from disassembly, making it an attractive cost-effective alternative while maintaining the original BMW specification. In workshop practice, such a solution allows for an economical repair of the mirror area while maintaining compliance with the factory door construction. It is a good solution both for local post-collision repairs and for eliminating annoying noises that appear after previous interventions in the mirror area.

Support with selection and further expansion of the sealing zone

If you are planning a comprehensive repair or upgrade of the door and window sealing zone in your BMW and need other parts from the same group, such as additional window seals, guide rails, or sound-insulating foams for mirrors, check the available parts in the BMW window seals and trims category.

To better plan your investment in original components and understand the impact of such elements on the future value of the vehicle, it is worth reading our guide: Original used parts vs. resale value – how not to lose money?.