Mercedes W207 Wing Mirror Door Right O/S Base Carrier Mount A2078100200

Visual condition of the part

The product shows signs of use visible in the photos.

Mercedes W207 Wing Mirror Door Right O/S Base Carrier Mount is an original structural component designed for installation on the right side of the vehicle body. This component provides a stable base for the mirror assembly, ensuring proper attachment to the door panel and correct mirror geometry. Thanks to its Mercedes factory origin, compatibility with factory mounting points and the body line is maintained.

Specifications and technical data

• SKU: RHD-A2078100200-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2078100200
• Substitutable numbers: A2078100200, A 207 810 02 00
• Location on the vehicle: Right
• Part type: Standard Mirror Assembly
• Category: Mirror Assemblies

Purpose and function of the component

The presented mirror base carrier is dedicated to the W207 body type and is mounted on the right side of the vehicle. It is responsible for:

• rigid connection of the mirror to the door structure,
• maintaining the correct angle of the mirror housing relative to the direction of travel,
• transferring loads resulting from air resistance and body vibrations,
• providing a stable base for adjustment mechanisms and the mirror housing.

By maintaining factory geometry, the base allows for precise mirror adjustment, which translates into a clear field of view and improved safety during lane changes, maneuvering, and driving in city or highway traffic.

Benefits of using an original mirror base

Using an original base carrier in the exterior mirror area offers a number of practical advantages:

• Factory fit – compliance with the door line and W207 body mounting points minimizes the risk of stress and leaks.
• Mirror stability – appropriate structural rigidity reduces mirror vibration at higher speeds.
• Simplified service installation – the design, prepared for standard mounts and mirror equipment, allows for efficient replacement of a damaged base.
• Visual consistency – maintaining the correct position of the mirror relative to the pillar and door edge affects the aesthetics of the side body line.

This solution is particularly useful for post-accident repairs, when it is necessary to restore the original mirror mounting geometry without interfering with the door structure.

Characteristics of the used component

The offered mirror base carrier comes from the Exterior mirrors category and is a used item, which in practice means it was previously in service on a vehicle. Such components are often chosen for economic repairs, where maintaining the original structure while optimizing service costs is a priority. A used base component, originating from the factory mirror system, allows for:

• maintaining standard fitment quality,
• reducing the need for additional installation modifications,
• consistency with other mirror system elements (housing, glass, wiring harness).

Replacing just the base carrier is often sufficient in situations where the mount has been damaged while the mirror housing and glass remain functional.

Professional use in service and repairs

This type of mirror base carrier is particularly useful in body shops and service centers specializing in the Mercedes brand. It enables:

• precise restoration of the factory mirror position after door or pillar repairs,
• reduction of time required for fitting the component,
• maintaining compliance with factory assembly tolerances.

Thanks to this, the repair process of the side body area is more predictable, and the final result – both in terms of functionality and aesthetics – is closer to the factory solution.

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

For users interested in deepening their knowledge about parts selection, compatibility, and OEM markings for more advanced systems, the Global Parts guide regarding BMW turbocharged units may be helpful – you can find it in the article BMW B58 Code – checklist before buying a turbocharger and intercooler, which shows how to practically approach the verification of part numbers and component matching in modern cars.