Description
Mercedes W211 S211 Window Regulator Motor Right Rear is a factory part from the Window Regulators and Motors category, designed for the rear right window in W211/S211 body styles. This used, original motor ensures proper compatibility with the vehicle’s electrical system and maintains operating parameters in line with Mercedes manufacturer standards.
Specifications and technical data
- SKU: A2118202342
- Mark: Mercedes (Genuine OE)
- Condition: Used
- OEM Part Number: A2117300446
- Substitutable numbers: A2117300446, A 211 730 04 46, A2117300246, A 211 730 02 46
- Location on the vehicle: Rear, Right
- Category: Window Motors & Regulators
Purpose and Function in the Vehicle
The presented window regulator motor is responsible for driving the mechanism that lowers and raises the window in the rear right part of the body. The Rear, Right placement indicates installation in the right rear door, which is crucial when selecting the part for a specific Mercedes W211 or S211 body variant.
The original design ensures:
- correct cooperation with the factory window control system,
- appropriate motor torque parameters,
- stable operation throughout the full range of window movement,
- compatibility with factory door mountings.
Benefits of Using an Original Motor
Using an original window regulator motor in a Mercedes W211/S211 helps maintain the consistency of the electrical system and avoids problems typical of aftermarket replacements. A part from the same product line as the factory-installed one ensures:
- secure connection to the wiring harness and comfort control units,
- appropriate window operating speed, without jerking or unwanted delays,
- retention of factory anti-pinch protection (if present in the vehicle’s configuration),
- easier diagnostics in case of potential window system malfunctions.
Therefore, replacing a damaged drive with an original motor is a technically safe and predictable solution in terms of operation.
Condition and Suitability for Further Use
The window regulator motor is offered as a used part, which helps reduce repair costs while maintaining original manufacturer specifications. Such components are typically sourced from dismantled functional vehicles, making them a sensible compromise between price and functionality.
Before installation, a standard check of the door’s electrical system and the window guide mechanism is recommended to ensure the new drive operates under stable conditions and is not subjected to additional resistance due to wear of other components.
Selection and Compatibility with Mercedes W211 / S211
To correctly select the window regulator motor for a specific Mercedes model, pay attention to:
- vehicle placement (rear, right side),
- body type (W211 sedan or S211 estate),
- vehicle’s comfort equipment configuration.
The product belongs to the Window Regulators and Motors category, meaning it is intended solely for window control and not for other body functions. If you have any doubts about compatibility, it is advisable to compare the drive type installed in your car with the offered part before final installation.
If you need other components responsible for window control in this model, such as additional drives or control modules, check the available parts in the Mercedes Window Regulators and Motors category.
Practical Service Tips and Additional Knowledge
When replacing a window regulator motor in a Mercedes, it is worth paying attention to the overall condition of the electrical system and other vehicle components. For a better understanding of common operational issues in premium segment cars and potential repair costs, a guide on powertrains in another popular model of this segment, the BMW E90, might be helpful – you can find it in the article BMW E90 Engine Failures: Find Out What Can Ruin Your Budget!.
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