Mercedes W212 Door Speaker Rear Right O/S Sound Audio Unit A2128200076

The MERCEDES W212 Right Rear Door Speaker is an original part from the trim, decorative strips, and decorations category, designed for installation in the right rear door. It ensures seamless integration with the factory audio system and aesthetically complements the interior finish characteristic of the Mercedes brand.

Specifications and technical data

• SKU: A2128200076
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2128200076
• Substitutable numbers: A2128200076, A 212 820 00 76
• Location on the vehicle: Rear, Right
• Category: Trim

Vehicle Application and Placement

The presented speaker is designed for installation in the right rear door, guaranteeing proper sound distribution in the rear cabin area. Its dedicated placement in the vehicle preserves factory acoustics and ensures correct interaction with other transducers in the sound system.

Thanks to its precise fit to the door structure, installation is straightforward, without the need for modifications to upholstery or mounting points. This solution is particularly beneficial for users looking to restore full audio system functionality after damage to the original speaker.

Technical Specifications and Compatibility

The door speaker has been developed as a component compliant with Mercedes factory standards, which translates to:

• Maintaining appropriate sound characteristics in the rear cabin zone,
• Compatibility with the original electrical system and connectors,
• A perfect fit with factory mounting points in the door.

As part of the trim, decorative strips, and decorations group, the speaker is designed to work with factory grilles and trim elements, allowing for a cohesive vehicle interior appearance.

Product Condition and Benefits of Using a Used Part

This item comes from the secondary market, meaning it is a used door speaker. This type of solution is advantageous for drivers who wish to maintain their car's original specification while optimizing repair costs. Compared to non-factory aftermarket alternatives, using an original component preserves acoustic parameter consistency and integration with the existing system.

Choosing a used OEM part is particularly important for audio systems, where differences in speaker construction can affect tonal balance and the performance of the amplifier and control unit.

Installation and Practical Aspects

The speaker intended for the right rear door has been prepared for installation in place of the original component. In practice, this means:

• No need to modify the wiring harness,
• Preservation of original mounting points,
• Easier diagnostics of potential future audio system faults.

By adhering to the factory installation concept, replacing a damaged speaker with this model allows for quick restoration of full audio functionality without altering the door's structure.

Mercedes Trim, Decorative Strips, and Decorations – Choose the Right Part

If you are looking for other Mercedes trim, decorative strips, and decorations to match your car's interior, check out our dedicated category: Mercedes trim, decorative strips, and decorations. There you will find a wide selection of finishing elements that will help maintain a cohesive cabin appearance and compliance with the manufacturer's factory standards.

Technical Support and Vehicle Development

Selecting appropriate interior components, including door speakers, is important not only for acoustic comfort but also for the overall perception of the car during daily use. If you are planning more extensive vehicle modifications, including performance enhancements, it is worth familiarizing yourself with the practical tips in the article: How to Increase Engine Power: A Practical Guide to Tuning Engines with Used Parts. This will help you better plan your investments in the car, combining mechanical aspects with attention to interior and driving comfort.