Mercedes W213 Seal Wing Mirror Trim Insulation Left N/S Triangle A2138110398

The Mercedes W213 Front Left Side Mirror Rubber Seal is a precisely fitted component from the Exterior Mirrors group, designed for installation on the left side of the body. It ensures a tight and stable mounting of the mirror, reduces vibrations, and protects against water and dirt ingress into the door interior.

Specifications and technical data

• SKU: A2138110398
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2138110398
• Substitutable numbers: A2138110398, A 213 811 03 98
• Location on the vehicle: Left
• Category: Mirror Assemblies

Purpose and Function of the Mirror Seal

The front left side mirror rubber seal is specifically designed for the Mercedes W213 body structure. Its purpose is to ensure proper sealing of the connection between the mirror base and the door panel, which translates to reduced aerodynamic noise, improved acoustic comfort, and protection of the electrical wiring leading to the mirror.

This component stabilizes the mirror housing on the door, reducing micro-movements and unwanted vibrations that can occur at higher speeds. This ensures the mirror maintains its correct working position, and the image in the mirror remains clear.

Construction and Body Fitment

The seal is made from a flexible rubber material selected for its resistance to temperature fluctuations, UV radiation, and typical operational stresses in the door area. The seal's profile is molded to precisely replicate the shape of the mirror's mating surface and the door panel on the W213 model, facilitating installation and ensuring even pressure along the entire perimeter.

Its placement on the vehicle, specified as the left side, clearly assigns the component to the correct front door. Due to its factory-intended fit for a specific body generation, proper alignment with the mirror housing and adjacent body elements is maintained.

Benefits of Using an Original Seal

Using a dedicated side mirror seal offers a range of practical operational benefits:

• Prevention of water and moisture ingress into the door interior around the mirror mounting area,
• Increased protection for electrical connectors and wires leading to the mirror,
• Reduction of air noise around the A-pillar and the upper edge of the door,
• More stable mirror mounting on the body, contributing to image clarity.

A well-fitted seal also helps maintain the aesthetic appearance of the mirror-to-door connection – edges fit evenly, without visible gaps or deformations.

Characteristics of a Used Part

The offered seal is a used part, meaning it comes from a dismantled vehicle and may show signs of normal wear and tear, while retaining its functionality in terms of sealing and fit. This type of component is a good solution when only the rubber seal of the mirror is damaged, and other parts of the mirror assembly remain functional.

Choosing a used seal allows for a technically correct repair while maintaining a favorable cost-to-benefit ratio, without the need to replace the entire exterior mirror assembly.

Vehicle Fitment and Selection by Numbers

To correctly select the seal for a specific equipment version and model year, it is advisable to verify compatibility by OEM number or vehicle data. If you have any doubts, a practical guide on identifying parts by numbers and VIN will be useful – you can find it in the article Guide: How to Select the Right Car Part by VIN and OEM Number.

If you are planning a comprehensive repair or upgrade of the side mirror area on your Mercedes and need other parts from the same group, such as housings, inserts, or complete mirror assemblies, check the available parts in the Mercedes Exterior Mirrors category.