Mercedes ML W164 Window Lifter Motor Rear Left N/S Drive Unit A2518200108

Mercedes ML W164 Rear Left Window Regulator Motor is an original part from the window regulators and motors category, designed for the rear left window in the ML W164 body style. This used motor ensures a factory fit, reliable integration with the vehicle's electrical system, and stable operation of the window lifting and lowering mechanism.

Specifications and technical data

• SKU: A2518200108
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2518200108
• Substitutable numbers: A2518200108, A 251 820 01 08
• Location on the vehicle: Rear, Left
• Category: Window Motors & Regulators

Intended Use and Fitment for Mercedes ML W164

The presented window regulator motor is designed for operation on the rear left side of the vehicle. It is responsible for driving the window mechanism in the door, working in conjunction with the factory comfort control system in the Mercedes ML W164. Thanks to a design compliant with the vehicle manufacturer's solutions, correct mounting positions and proper operating geometry with the window guide are maintained.

This component is from the original Mercedes parts line, which translates to seamless integration with the wiring harness, the correct connector, and proper communication with the interior comfort control modules. This is particularly important for vehicles equipped with extensive electrical systems, where an incorrectly chosen replacement part can cause errors or unstable window operation.

Construction and Performance Parameters

The rear left window regulator motor for the ML W164 is an electric drive that works with the door guide mechanism. Its function is to smoothly transfer torque to the window lifting system, maintaining the correct speed and direction of movement. The design anticipates operation under typical door operating conditions – with varying temperatures, humidity, and loads resulting from frequent window opening and closing.

Original manufacturing ensures proper fit with the factory mounting and compatibility with the factory window control system. As a result, no additional modifications to the installation or interference with the wiring harness are required after installation, which reduces the risk of future malfunctions.

Condition, Verification, and Practical Application

The motor is in used condition, allowing for an economical repair of the window system while maintaining the original manufacturer's specifications. This type of part is particularly useful in situations where:

• the existing window drive no longer responds to control buttons,
• the window movement is intermittent or stops at random positions,
• unusual noises are heard from the door area when attempting to raise or lower the window.

When selecting parts, it is advisable to rely on the vehicle manufacturer's markings and part numbers to ensure full compatibility with the specific configuration of your ML W164. If in doubt, comparing the construction and connectors with the currently installed part can be helpful.

Benefits of Using an Original Window Regulator Motor

Using an original window regulator motor in the Mercedes ML W164 offers a number of practical benefits:

• Factory Fit – maintains original mounting geometry and compatibility with the electrical system.
• Stable Window Operation – proper functioning of the lifting and lowering features, without jerking or uncontrolled stops.
• Integration with Comfort System – correct cooperation with control buttons and any comfort closing functions.
• Economical Repair – a used part helps reduce service costs while maintaining original technical specifications.

Mercedes Window Regulators and Motors – Selection and Additional Information

If you are looking for other Mercedes window regulators and motors for your car, check out the Mercedes window regulators and motors available in our store to select parts that fit your specific model and body style.

When choosing used electrical components – such as motors, regulators, or larger drive units – it is worth knowing the best practices for verifying markings and specifications. An expert guide on our blog can be helpful: Why Buy Used Gearboxes and Engines – Facts Instead of Myths, which discusses, among other things, the importance of OEM numbers, selection procedures, and the approach to purchasing used mechanical and electrical components.