Mercedes ML W164 D-Pillar Speaker Tweeter Roof Rear Left Right N/O/S A1648201502

Mercedes ML W164 D-Pillar Speaker Tweeter Roof Rear Left Right is an original audio component designed for installation in the rear section of the vehicle body, in the area of the D-pillar and headliner. Thanks to its factory-fit design for the ML W164, the speaker maintains the integrity of the sound system, ensuring stable mounting and predictable acoustic parameters. This is a practical solution for users who want to restore the full functionality of the factory audio system following damage or wear of the original component.

Specifications and technical data

• SKU: A1648201502
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1648201502
• Substitutable numbers: A1648201502, A 164 820 15 02
• Location on the vehicle: Rear, Right, Left
• Category: Other Interior Parts & Accessories

Purpose and vehicle placement

The presented roof speaker is dedicated for installation in the rear part of the cabin, on either the left or right side, in the D-pillar area. This placement allows for even sound distribution in the rear interior zone, which improves the listening experience for passengers sitting in the back. Precise fitment to the roof structure facilitates installation and minimizes the risk of unwanted resonance.

Benefits of using an original speaker

Using an original D-pillar speaker in the ML W164 model allows for maintaining the consistency of sound characteristics with the other elements of the factory audio system. In practice, this means:

• maintaining the proper tonal balance between the front and rear of the cabin,
• correct compatibility with the factory amplifier and wiring,
• stable mounting in the manufacturer-designated installation points.

As a result, restoring the sound system's performance after replacing a damaged component is carried out without the need for modifying the installation or interfering with the wiring harness.

Operational and installation characteristics

The roof speaker in the rear of the vehicle operates under specific conditions – close to the headliner and upholstery elements. The factory design is prepared for this working environment, which limits the risk of unwanted vibrations and squeaks. A properly selected housing and basket shape promote stable diaphragm operation and correct interaction with the acoustic space of the roof.

Placement on the vehicle includes the rear part of the cabin on the right or left side, allowing the component to be selected according to the interior configuration. Replacement usually comes down to removing a section of the roof upholstery or the D-pillar cover and transferring the audio installation connector, without the need for additional modifications.

Use in service and interior restoration

An element of this type is particularly useful for:

• repairs after water damage or mechanical damage in the rear roof section,
• interior restoration when the existing speaker has worn out,
• restoring full audio system functionality after removing previous modifications.

Choosing an original component allows for maintaining factory integration with the electrical system and the aesthetics of the interior finish. Visual and technical consistency is especially important in premium class vehicles, where both acoustic comfort and build quality matter.

Related components and system development

If you are planning a comprehensive repair or upgrade of the rear sound zone in your Mercedes ML W164 and need other elements from the same group, such as additional speakers, grilles, or mounting hardware, check the available parts in the Other Mercedes category.

When expanding or comparing technical solutions in high-end cars, it is also worth learning about the differences in the construction of sports drivetrains and chassis. In this context, an article discussing the characteristics of RS models in relation to standard versions may be helpful – you can find it here: Audi RS vs other models – what is hidden under the hood and chassis?.

For users interested in all-wheel-drive technology and typical components used in AWD solutions of premium brands, including Mercedes, additional information is provided by this comparative material: xDrive, 4Matic, quattro or 4Motion – a comparison of AWD systems from BMW, Mercedes, Audi and VW.