The product is a genuine OEM Mercedes-Benz Control Unit for the RH (Right) Rear Door of a 2009-2018 CLS500. It is a non-domestic product manufactured in Germany, with the manufacturer part number 212-900-84-27. This control unit is essential for the proper functioning of the rear door and is a reliable replacement part for Mercedes-Benz vehicles.

Your car isn’t just transportation — it’s an investment. Every aftermarket shortcut, every part that doesn’t quite fit, chips away at its value. Resale buyers notice. Appraisers notice. But OEM parts? They protect what your vehicles worth. Precision-built, factory-approved, and trusted to keep your car original. Don’t let replacements reduce your return. Preserve your vehicles value. Buy OEM.

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