Mercedes Vito Viano W639 Wiper Motor Window Door Rear Right O/S A6398201008

Visual condition of the part

The product shows signs of use visible in the photos.

Mercedes Vito Viano W639 Wiper Motor Window Door Rear Right O/S is an original component from the Wiper motors and linkages group, designed for operation in the rear right body zone. It provides a stable drive for the wiper arm in the rear right door, which translates into safe visibility and comfort of vehicle use. This solution is dedicated to Mercedes brand models, allowing for the maintenance of the factory functionality of the wiper system.

Specifications and technical data

• SKU: A6398201008-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6398201008
• Substitutable numbers: A6398201008, A 639 820 10 08
• Location on the vehicle: Rear, Right
• Category: Wiper Linkages, Transmissions & Motors

Purpose and placement in the vehicle

The presented wiper motor operates in the rear right door area, responsible for driving the window wiper in this part of the body. Placement in the Rear, Right zone means that the component has been designed for specific mechanical routing and door hinge geometry in the Mercedes Vito W639, which minimizes the risk of incorrect installation.

Thanks to the factory fit to the door structure, the motor works with the original wiper arm mechanism, ensuring the correct range of motion for the blade and even cleaning of the glass surface.

Technical and functional characteristics

The wiper motor from this group has been designed as a drive element with stable operating characteristics, adapted to cyclic loads in urban and extra-urban operating conditions. The design provides for:

• dedicated mounting to the door structure,
• integrated drive output for the wiper mechanism,
• adaptation for cooperation with the electrical system of the Mercedes Vito W639 vehicle.

Such a solution allows for maintaining consistency with the factory wiper operation control, including intermittent and continuous modes, in accordance with the vehicle configuration.

Benefits of using an original wiper motor

Using an original wiper motor in the rear right door brings a number of practical operational benefits:

• Factory fit – maintaining compatibility with the door structure and wiper mechanism, without the need for modifications.
• Stable system operation – proper speed and torque, adapted to the length of the arm and the surface of the glass.
• Consistency with the electrical system – correct cooperation with the original controls and vehicle safety features.

The used component allows for an economical repair of the wiper system while maintaining parameters similar to those installed at the factory, which is particularly important in vehicles used intensively, such as the Mercedes Vito.

Application in service practice

The rear right door window wiper motor in the Mercedes Vito W639 is a typical replacement part in the case of:

• the wiper stopping in one position,
• no reaction when turning on the rear wiper on the right side,
• irregular operation or a noticeable drop in drive power.

Replacing it with an original sub-assembly from the same design group allows for restoring full system functionality without interfering with the electrical installation or door mechanics.

If you are planning a comprehensive repair or upgrade of the visibility zone and wiper system in your Mercedes and need other components from the same group, such as drives, gears, or arms, check the available parts in the Mercedes wiper motors and linkages category.

Product condition and ecological aspects

The offered component comes from the secondary market, which allows combining reasonable repair costs with reducing the consumption of new raw materials. Choosing a used, original wiper motor is a solution that is beneficial both economically and in terms of sustainable vehicle operation.

If you want to learn more about the impact of such choices on the environment and the carbon footprint, it is worth reading the article Sustainable automotive: How buying original used parts reduces the carbon footprint and protects the environment?, which discusses the advantages of using dismantled parts in more detail.

Substantive support and technical knowledge

Informed selection of components for a vehicle requires knowledge of typical faults and the design specifics of different models. For users interested in deepening their knowledge about drive units and potential service costs, the guide Emergency BMW E90 engines: check what can ruin your budget! may be useful, which shows how analyzing the weak points of a design helps to better plan technical maintenance in other cars as well.