Mercedes ML W166 Subwoofer Harman / Kardon Rear Bass Box Speaker A1668202202

Mercedes ML W166 Subwoofer Harman / Kardon Rear Bass Box Speaker is a factory audio system component designed for installation in the rear of the vehicle. It offers precisely tuned, deep low-frequency response that works in harmony with the vehicle's audio installation. Thanks to its original Harman/Kardon design, it ensures consistent sound quality with the other speakers and maintains full integration with the car's electronics.

Specifications and technical data

• SKU: A1668202202
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1668202202
• Substitutable numbers: A1668202202, A 166 820 22 02
• Location on the vehicle: Rear
• Category: Subwoofers

Purpose and audio system integration

The presented subwoofer has been designed specifically for the Mercedes ML W166 model as part of the factory Harman/Kardon sound system. Mounted in the rear of the vehicle, it acts as a dedicated bass speaker responsible for generating low frequencies throughout the audio system. The original design ensures proper fitment with the electrical installation and the acoustic space of the luggage compartment.

By maintaining factory mounting points and the correct sound radiation direction, the subwoofer allows for the preservation of the sound characteristics intended by the manufacturer. This solution is particularly beneficial for users who want to restore full functionality to their Harman/Kardon system after damage or wear of the previous component.

Acoustic and construction characteristics

The subwoofer operates as a specialized woofer, optimized for performance in the rear of the vehicle. The housing and speaker basket are adapted to the conditions inside the trunk, which promotes stable diaphragm operation and limits unwanted resonances. Tuning with the Harman/Kardon system allows for clear, controlled bass without overloading the other speakers.

An original subwoofer of this type is designed for long-term operation in a car, taking into account vibrations, temperature changes, and humidity. As a result, it provides a solid foundation for building a complete, factory sound system with consistent tonal characteristics.

Benefits of using an original subwoofer

Using a factory bass speaker in a Mercedes ML W166 offers a number of practical advantages:

• full compatibility with the vehicle's audio installation and electronics,
• proper fitment to the factory rear bodywork,
• consistent sound with other Harman/Kardon speakers,
• reduced risk of improper installation typical of universal solutions.

For the user, this means stable system operation, predictable acoustic parameters, and no need for interference with electrical harnesses or upholstery elements beyond standard removal and installation.

Condition and service application

The offered subwoofer is a pre-owned part, making it an attractive service solution for vehicle owners who want to restore the efficiency of their factory sound system at a reasonable cost. This type of component is suitable both for replacing a damaged speaker and for completing missing audio system elements after previous interior modifications.

Due to its original origin, the subwoofer is a suitable choice for those who prefer to maintain the factory equipment configuration rather than installing universal solutions that require wiring modifications.

Audio system expansion and component selection

When planning a comprehensive repair or upgrade of the sound system in a Mercedes ML W166, it is worth paying attention to other items in the Subwoofers category to maintain the technical consistency of the entire system. Selecting components from the same product line facilitates system configuration and reduces the risk of acoustic matching issues.

If you are considering a wider range of work on your car and want to better plan your budget for used parts, our practical guide may be helpful: how to safely buy used car parts, which discusses key aspects of assessing the condition of components from the secondary market.