Mercedes Vito W639 Speaker Mount Rear Right O/S Bracket Holder A6398270414

Mercedes Vito W639 Speaker Mount Rear Right O/S Bracket Holder is a precision mounting component designed for the stable installation of the rear right speaker in the vehicle body. Thanks to its factory-spec geometry, it ensures secure mounting, proper vibration damping, and the maintenance of the interior acoustics as intended by the manufacturer. It is a practical solution for users who want to restore the original audio setup in their Mercedes in a technically correct manner.

Specifications and technical data

• SKU: A6398270414
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6398270414
• Substitutable numbers: A6398270414, A 639 827 04 14, BG
• Location on the vehicle: Rear, Right
• Category: Trim

Purpose and function of the bracket

The presented bracket is a mounting component dedicated to the rear right section of the vehicle, responsible for the stable attachment of the speaker in its factory-designated location. Proper positioning relative to the side panel and body structure allows for maintaining the correct sound propagation direction and reducing unwanted resonances resulting from mounting play.

This solution is particularly important for maintaining the original audio system configuration – the correct bracket eliminates the risk of the speaker operating "rigidly" or in an unintended position, which could lead to sound distortion and accelerated wear of the transducer itself.

Construction and body fitment

The bracket has been designed for specific mounting points in the rear body structure on the right side. Properly formed contact surfaces and mounting points allow for:

• secure seating in factory mounting holes,
• proper support for the speaker basket,
• maintaining the designed distance from the side panel and upholstery.

As a result, the component works in harmony with other interior elements, such as door panels or trunk trim, creating a cohesive mounting system. Proper fitment minimizes the risk of squeaks and rattles while driving, especially on uneven surfaces.

Benefits of using the original bracket

Using a dedicated speaker mounting bracket in the rear right section of the vehicle allows for maintaining the parameters specified by the vehicle manufacturer. In practice, this means:

• maintaining the factory position of the speaker relative to the interior,
• reducing the transmission of vibrations from the body to the transducer,
• reducing the risk of mechanical damage resulting from improper support,
• easier disassembly and reassembly during service work or audio system upgrades.

For users who care about technical correctness of repairs and consistency with the factory vehicle construction, such an element represents a practical and functional solution in the area of acoustic installation.

Application in the rear right audio system

The placement of the bracket in the rear right zone of the vehicle is important both for passenger acoustic comfort and for the even distribution of the soundstage in the cabin. A correctly mounted speaker:

• operates in the acoustic chamber intended by the manufacturer,
• maintains the correct sound radiation angle,
• ensures sound consistency between the left and right sides of the vehicle.

Replacement or installation of the bracket is particularly recommended after bodywork, upholstery removal, or audio system modifications, when there is a risk of damaging the original mounting elements.

Integration with trim elements

The bracket works with elements from the Linings, decorative strips, and trims group, creating a cohesive mounting system for the rear interior. Proper connection with the upholstery and covers allows for maintaining factory aesthetics and facilitates service access to the speaker without the need to interfere with the body structure.

If you are planning a comprehensive repair or upgrade of the rear interior trim area in your Mercedes and need other elements from the same group, such as covers, overlays, or additional strips, check the available parts in the category Linings, decorative strips, and trims Mercedes.

Information about the condition and selection of parts

The item is offered as a used part, which allows for an economical restoration of the full functionality of the speaker installation while maintaining compliance with the factory construction. Before selecting, it is worth paying attention to compatibility with the specific body version and audio system configuration in the vehicle to ensure proper fitment of the mounting points.

If you want to better understand how to effectively select original used components for popular car models, our guide may be helpful: The best used car parts – a guide to the most frequently chosen original parts.