Mercedes Benz A Class W168 Rear Right Door O/S Window Lifter Motor A1688203242

Mercedes W168 Window Regulator Motor Rear Right A1688203242 is an original part from the Window Regulators and Motors group, designed for the rear right window in the A-Class W168 body. It enables stable, repeatable operation of the window lifting and lowering mechanism, ensuring proper functionality of the rear door area and comfort during daily operation of the Mercedes vehicle.

Specifications and technical data

• SKU: A1688203242
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1688203242
• Substitutable numbers: A1688203242, A 168 820 32 42, BG
• Location on the vehicle: Rear, Right
• Category: Window Motors & Regulators

Vehicle Application and Function

The presented window regulator motor is dedicated for installation in the rear right part of the body, where it is responsible for driving the mechanism of window regulator guides and cables. As part of the window control system, it cooperates with the vehicle's electrical system, responding to signals from control buttons in the doors or from the driver's panel. This allows for smooth opening and closing of the window without excessive strain on other door components.

Construction and Performance Parameters

The motor belongs to the Window Regulators and Motors group, meaning it has been designed for appropriate torque, operating speed, and compatibility with the factory window regulator mechanism in the Mercedes A-Class W168. The construction, based on an electric drive with a gearbox, ensures repeatable window movement throughout its full range, while maintaining proper positioning in the guides.

As an original Mercedes component, it is precisely fitted to factory mounting points and electrical connectors, which simplifies installation and minimizes the risk of incorrect system operation. Using the correct motor in the rear right part of the body reduces mechanical stress, lowers the risk of window jamming, and helps maintain the interior's seal and acoustics.

Benefits of Using an Original Motor

Using a dedicated window regulator motor in the Mercedes W168 translates into a number of practical operational benefits:

• maintaining correct operation of the rear right window throughout its full range of motion,
• compatibility with factory wiring and electrical controls,
• proper fit to the door structure and regulator mechanism,
• reducing the risk of overload and premature wear of guides and cables.

For the user, this means stable window system operation, ease of use, and maintaining the functionality of the rear passenger cabin at the level intended by the manufacturer. Choosing an original solution is particularly important for vehicles equipped with electric window controls on all doors.

Component Condition and Installation Aspects

The offered window regulator motor is a used component, which means it comes from a dismantled vehicle and has been verified for its suitability for further use. This type of part allows for economical repair of the window system while maintaining compliance with the original specifications of the Mercedes vehicle.

During installation, it is recommended to:

• check the mechanical condition of the window regulator guides and cables,
• verify electrical connectors for corrosion and looseness,
• monitor the window's operation throughout its full range of motion after installation, observing speed and any resistance.

This approach allows for restoring the functionality of the window lifting system in the rear right part of the body and reducing the risk of further service interventions.

Mercedes Window Regulators and Motors – Selecting Related Components

If you are planning a comprehensive repair or upgrade of the door and window area in your Mercedes and need other parts from the same group, such as front window regulators, additional motor lifts, or electric window position regulators, check the available parts in the category Mercedes Window Regulators and Motors.

Technical Support and Expert Knowledge

When selecting used electrical and mechanical components for premium cars, it is advisable to use reliable sources of information. If you are interested in how the specifics of drive units and accessories in premium segment cars affect servicing costs, check out the article on problematic engines in the E90 series: BMW E90 Problematic Engines: Find Out What Can Ruin Your Budget!. This is a practical supplement to knowledge about the operation and servicing of modern vehicles.