Mercedes W207 Speaker Cover Rear Right O/S Quarter Loudspeaker Trim A2078270440

The Mercedes W207 Rear Right Speaker Grille Cover is an original interior trim element designed for installation in the rear right part of the cabin. This precisely fitted grille allows for an aesthetic and functional covering of the speaker, maintaining the cohesive look of the door upholstery and the factory character of the Mercedes interior.

Specifications and technical data

• SKU: A2078270440
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2078270440
• Substitutable numbers: A2078270440, A 207 827 04 40
• Location on the vehicle: Rear, Right
• Category: Door Panels

Purpose and Fitment

The rear right speaker grille cover has been specifically designed for the rear right part of the body in W207 series models. Its placement on the vehicle is clearly defined, making it easier to select the correct part when replacing a damaged or missing grille.

Thanks to its original origin from the Door Upholstery range, the correct shapes, division lines, and mounting method are preserved, ensuring a secure fit in the panel and eliminating unwanted gaps or vibrations during driving.

Technical Function and Role in Acoustics

The grille serves an important protective function for the speaker installed in the rear of the vehicle. It shields the diaphragm from accidental impacts, dirt, and small objects that may enter the speaker basket area. Simultaneously, the cover's design is engineered not to restrict airflow or excessively dampen sound.

In practice, this means:

• stable positioning of the speaker in its working zone,
• protection against mechanical damage from the cabin side,
• preservation of the factory acoustic characteristics of the rear right audio channel.

Benefits of Using an Original Grille

Using an original cover in the rear right upholstery area helps avoid problems typical of imprecise aftermarket parts, such as poor fitment or misaligned mounting points. Replacing a worn or damaged grille with a part from the same product line restores the cohesive appearance of the door panel or side panel and enhances the overall interior aesthetics.

For the user, this means:

• an aesthetically pleasing finish for the rear right cabin area,
• no need for mounting modifications,
• preservation of the uniform texture and styling lines characteristic of the Mercedes interior.

Application in Service and Interior Restoration

This type of component is particularly useful for post-accident repairs, replacement of damaged side panels, or comprehensive upholstery restoration. Replacing the speaker grille in the rear right part of the vehicle is one of the simpler steps in restoring the factory interior appearance, while also having a noticeable impact on the visual perception of the entire rear passenger area.

If you are planning a comprehensive repair or upgrade of the door and side panel areas in your Mercedes and require other parts from the same group, such as upholstery panels, decorative inserts, or additional speaker covers, check the available parts in the Mercedes Door Upholstery category.

Why Choose a Used OEM Part

For interior components like speaker grilles, a used original part often provides a better fit and compatibility with the rest of the upholstery than many new aftermarket alternatives. Factory components are designed for a specific model, ensuring they retain the correct geometry, mounting method, and compatibility with other trim elements.

If you want to consciously compare the advantages of original parts with alternative solutions and choose the optimal interior repair strategy, it is worth familiarizing yourself with the practical tips in the article 5 Reasons Why a Used OEM Part is a Better Choice Than an Aftermarket Alternative.