2009 Mercedes-Benz Gl-Class Harman Kardon Logic 7 Rear Subwoofer Speaker Assembly A164 820 34 02 for GL-Class X164

The unit features a black plastic enclosure with a round perforated grille and an integrated amplifier module. The orange label on the housing displays the Harman Kardon and Logic 7 branding, as well as the number cast into the housing. The overall finish is matte black plastic, and all mounting points and connectors are intact. The grille is secured with visible screws, and the label is fully legible.

Fitment notes

Researched from the part numbers and the donor car.

Two researchers agreed on 1 of 1 vehicles.

Sources: Based on OEM part catalog (mbparts.com) and dealer fitment tables for part number 164-820-34-02, which list the 2007‑2012 Mercedes‑Benz GL‑Class models equipped with the Logic 7 audio system. / The available evidence directly identifies A1648203402 on the X164 GL-Class, including a 2012 GL 350 listing; the supplied vehicle establishes the confirmed 2009 fitment, while no reliable source in the available results supports extending this exact version to other trims or years.

Removed from a 2009 Mercedes-Benz GL-Class.

Fits:

• 2009 Mercedes-Benz GL-Class — GL350 BLUETEC 4-MATIC 3.0L V6 AWD (2009)

Interchange part numbers: 001 YAP4508406, 18564088A QLVL, 18564088A YAP4508406, 25208-F0012-C02L0383, 8836-AA

Please match the part number A164 820 34 02 to your original before buying.