Mirror Motor Mercedes W169 W204 C207 W212 Right Left N/O/S Drive A1718200942

Mirror Motor Mercedes W169 W204 C207 W212 Right Left N/O/S Drive is a precision component responsible for the smooth, electric adjustment of the mirror glass on either the right or left side. This drive module, designed for installation within the mirror housing, allows for convenient adjustment of the driver's field of vision from the cabin, improving safety and driving comfort. Thanks to the use of original Mercedes technology, the correct mirror adjustment geometry and stable operation under typical operating conditions are maintained.

Specifications and technical data

• SKU: A1718200942-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1718200942
• Substitutable numbers: A1718200942, A 171 820 09 42, KD
• Location on the vehicle: Right, Left
• Category: Mirror Assemblies

Purpose and function in the mirror system

The adjustment motor is an integral part of the External Mirrors assembly in Mercedes vehicles from the W169, W204, C207, and W212 series. It is responsible for:

• precise vertical and horizontal positioning of the mirror glass,
• stable maintenance of the set position while driving,
• cooperation with the factory electric controls in the driver's or passenger's door.

The vehicle placement covers both the right and left sides, which facilitates component selection for a specific mirror housing and allows for consistent servicing of the entire system.

Compatibility and fitment for Mercedes models

The offered adjustment motor has been designed for the mirror construction used in popular Mercedes compact, mid-size, and executive models. As a result:

• factory mounting points in the mirror housing are maintained,
• electrical connectors are prepared for integration with the vehicle's original wiring harness,
• the mechanical range of motion corresponds to the parameters specified by the manufacturer.

Such fitment reduces the risk of play, incorrect glass tilt angles, or excessive load on the adjustment mechanism.

Operational characteristics and installation benefits

The Mirror Motor Mercedes W169 W204 C207 W212 Right Left N/O/S Drive is a cost-effective service solution for drivers who want to restore full functionality to the mirror system while keeping costs reasonable. Key advantages include:

• preservation of the original design of the mirror adjustment system,
• versatility for use on both the right and left sides,
• compatibility with factory control switches in the cabin.

In practice, installation involves replacing the drive module inside the existing mirror housing, which allows for the reuse of existing external elements, such as the housing or glass, provided their condition allows for it.

Professional selection by numbers and parameters

To ensure proper system operation, it is recommended to select the adjustment motor based on the OEM part number and available interchangeable numbers, as well as to verify the vehicle placement (right/left). This approach minimizes the risk of incompatibility with the electrical installation and mirror mechanics, which is particularly important in modern Mercedes models where mirrors may interact with additional driver assistance systems.

If you are planning a comprehensive repair or upgrade of the side visibility zone in your Mercedes and need other elements from the same group, such as glass, housings, or complete modules with turn signals, check the available parts in the Mercedes External Mirrors category.

For drivers interested in a broader approach to operating premium class cars and the impact of original used parts on vehicle durability, an article describing procedures for selecting components by OEM numbers and practical application examples may be helpful – you can find it here: BMW – sports performance and precision. How do original used parts extend the life of a Bavarian icon?.