Mercedes-Benz M ML W163 Front Right O/S Door Window Lifter Motor A1638202842

Mercedes-Benz M ML W163 Front Right O/S Door Window Lifter Motor is a precision component from the Window regulators and motors group, designed to operate the window lifting mechanism on the passenger side. It enables stable, smooth operation of the window in the front right door, ensuring convenient control and proper closing. This solution is dedicated to Mercedes vehicles, designed to maintain the factory operating parameters of the system.

Specifications and technical data

• SKU: A1638202842
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1638202842
• Substitutable numbers: A1638202842, A 163 820 28 42, KZ
• Location on the vehicle: Front, Right
• Category: Window Motors & Regulators

Purpose and function in the vehicle

The window motor is mounted in the front right door area and is responsible for driving the window lifting and lowering mechanism. The vehicle location defined as front – right side means that the component works with the passenger door electrical system, integrating with the factory window control switches.

In combination with the guides and the lifter mechanism, the motor ensures:

• repeatable window movement throughout the full range of operation,
• adequate driving force for the door glass,
• proper cooperation with the comfort control system, if provided in the given vehicle configuration.

Compatibility and identification parameters

The offered motor is intended for models from the Mercedes ML W163 family, which allows for consistency with the factory electrical installation and door construction. The component belongs to the Window regulators and motors group, making it the right choice for repairs to the window lifting system in this specific area of the bodywork.

The product has assigned OEM part numbers and interchangeable numbers, which facilitates verification of compatibility with a specific equipment version. If necessary, these markings can be compared with service documentation or an existing component removed from the vehicle to confirm the correct selection.

Performance characteristics and installation

The window motor has been designed as a component that works with the factory lifter mechanism in the front right door. The design provides for installation at the original mounting points, which limits the need for modifications to the installation or bodywork elements.

The main advantages of this solution include:

• dedicated for Mercedes ML W163 – maintaining the factory concept of the window system,
• consistency with the original door wiring harness,
• possibility of use in the process of repairing or replacing a damaged passenger side window drive.

Due to the nature of the electrically powered component, installation by a person with experience in working with vehicle electrical systems is recommended, while observing safety rules and proper connection of connectors.

Product condition and service application

The motor is offered as a used part, which allows for an economical repair of the window system while maintaining adequate functionality. This type of component will work well both for a typical replacement of a damaged drive and for broader service work within the door, where it is necessary to restore the efficiency of the electric window control.

In practice, the installation of this element is particularly useful when symptoms occur such as the window stopping halfway, no reaction to control buttons, or irregular operation of the front passenger side drive.

System expansion and related components

If you are planning a comprehensive repair or modernization of the door and window zone in your Mercedes and need other elements from the same group, such as window drives, control modules, or complete lifter mechanisms, check the available parts in the Mercedes Window regulators and motors category.

When planning broader service work on the vehicle, it is also worth paying attention to other critical systems. For comparison with typical operational problems in popular models, the following guide material may be helpful: BMW E90 faulty motors: check what can ruin your budget!, which shows how to properly plan repairs and control car maintenance costs.