Mercedes-Benz E-Class S211 Touring Rear Window Wiper Motor A2118200342

Mercedes-Benz E-Class S211 Touring Rear Window Wiper Motor is an original component from the Wiper motors and linkages group, designed for operation in the rear section of the vehicle body. It ensures stable, predictable performance of the rear window wiper, which translates into better visibility and safer maneuvering in difficult weather conditions.

Specifications and technical data

• SKU: A2118200342
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2118200342
• Substitutable numbers: A2118200342, A 2118200342, A 211 820 03 42, AS
• Location on the vehicle: Rear
• Category: Wiper Linkages, Transmissions & Motors

Purpose and function in the wiper system

The presented rear window wiper motor is designed specifically for the E-Class S211 generation estate body, where it is responsible for driving the wiper arm on the rear window. Its placement in the tailgate area allows for direct torque transmission to the wiper mechanism, which guarantees a smooth operating cycle and even cleaning of the glass.

As an original Mercedes component, the motor is optimized for the geometry of the S211 Touring body, allowing it to work with the factory wiper arm and blade without the need for modifications. This solution is particularly beneficial for users who expect to maintain the factory operating parameters of the system.

Construction and performance parameters

The rear window wiper motor in this model combines a compact design with appropriately selected operating characteristics. The applied gear ensures the correct speed and range of motion for the arm, which is crucial for effectively removing water and dirt from the rear window. The housing is adapted for installation in the tailgate area, taking into account the typical operational loads in this location.

The component has been designed to operate in variable weather conditions typical for the rear of the vehicle – exposed to moisture, road grime, and temperature fluctuations. As a result, the wiper system maintains operational stability during both daily city driving and long-distance travel.

Condition, selection, and installation

The offered motor comes from a used vehicle, which allows for combining an attractive purchase cost with the preservation of the manufacturer's original specifications. For proper selection, it is recommended to verify compatibility by the OEM number or by comparing it with the currently installed component, which minimizes the risk of a mismatch and speeds up the service process.

The installation itself in the rear of the vehicle is typically carried out as a plug-and-play replacement within the tailgate, using factory mounting points and the existing electrical harness. This solution reduces workshop time and limits interference with the body structure, while simultaneously restoring full functionality to the rear wiper.

Benefits of using an original rear window wiper motor

Using an original rear window wiper motor in the Mercedes-Benz E-Class S211 Touring translates into several significant operational benefits:

• Full compatibility with the factory wiper mechanism and electrical installation.
• Stable operation in both continuous and intermittent modes, in accordance with the vehicle manufacturer's specifications.
• Appropriately selected torque characteristics, ensuring smooth arm movement without jerking.
• The ability to maintain the technical consistency of the entire wiper system in the vehicle.

If you are planning a comprehensive repair or upgrade of the area responsible for window cleaning in your Mercedes and need other components from the same group, such as drives, gears, or wiper linkages, check out the available parts in the Mercedes wiper motors and linkages category.

Operation of used components and cost optimization

Choosing a used rear window wiper motor is a sensible way to reduce service costs while maintaining original build quality. In the case of drive components, such as wiper motors, it is crucial to correctly match them by OEM number and assess the technical condition before installation. You can read more about the principles of selecting used drive components, cost analysis, and verification by identification numbers in the article: Why it is worth buying used gearboxes and engines – facts instead of myths.