Mercedes W218 A207 Front Right Door Window Lifter Motor A2078200642

Mercedes W218 A207 Front Right Window Motor 9281517 is an original part from the Window Regulators and Motors group, designed for precise operation of the front right window. It ensures stable performance of the window lifting and lowering mechanism, maintaining the comfort and functionality of your Mercedes' electric window system.

Specifications and technical data

• SKU: A2078200642
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2078200642
• Substitutable numbers: A2078200642, A 207 820 06 42, EM
• Location on the vehicle: Front, Right
• Category: Window Motors & Regulators

Vehicle Application and Function

The window motor is responsible for driving the mechanism that raises and lowers the window in the front right driver or passenger door. Its placement in the front - right side of the vehicle makes this component crucial for user convenience and the proper functioning of window controls from the door panel and central console.

As part of the Window Regulators and Motors group, this component works in conjunction with guides, the lift mechanism, and the electrical system, ensuring smooth window movement throughout its full operating range.

Benefits of Using an Original Window Motor

Using an original motor in your Mercedes translates to:

• maintaining the original operating characteristics of the window mechanism,
• proper integration with the electrical system and comfort controls,
• stable torque and speed parameters,
• reduced risk of overloading the lift mechanism.

This ensures the window system remains consistent with the vehicle's factory configuration, minimizing the risk of malfunction or control unit errors.

Selection and Compatibility

This motor is designed for Mercedes vehicles equipped with electric front right window controls. When selecting, it is recommended to verify compatibility using the OEM number or interchangeable numbers and compare its placement on the vehicle to avoid installing a part intended for a different side or axle.

In practice, this means you need to check:

• compatibility with the specific body version and model year,
• the correct type of door electrical system,
• the window control system used in the car (standard/comfort).

Condition and Service Application

This part is a used component, intended for use as a replacement part in the repair or replacement of a damaged window drive. This type of component is particularly useful in situations where:

• the original motor has suffered mechanical or electrical damage,
• there are problems with the window stopping halfway,
• the motor operates unstably or with a noticeable loss of power.

Using an original component helps maintain system integrity and reduces the risk of additional installation modifications.

Expanding Window Systems and Technical Knowledge

If you are planning a comprehensive repair or upgrade of the door and window area in your Mercedes and require other parts from the same group, such as drives, control modules, or complete lift mechanisms, check the available parts in the Mercedes Window Regulators and Motors category.

When selecting used electrical and drive components for your car, it's beneficial to be aware of best practices for verifying OEM numbers, assessing repair cost-effectiveness, and comparing costs against new parts. This is further explained in the guide Why Buying Used Gearboxes and Engines is Worth It – Facts Instead of Myths, whose principles can also be applied to other components like window motors and regulators.