Mercedes W164 Window Lifter Holder Rear Right Door O/S Window Regulator Mount

Mercedes W164 Rear Right Window Regulator Bracket is a component from the Window Regulators and Motors group, designed for the rear right window in the W164 body style. It ensures stable window guidance and proper power transmission, providing comfortable and trouble-free operation of the rear passenger window.

Specifications and technical data

• SKU: A1647303579-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1647303579
• Substitutable numbers: A1647303579, A 164 730 35 79
• Location on the vehicle: Rear, Right
• Category: Window Motors & Regulators

Vehicle Application and Function

The presented window regulator bracket is dedicated for installation in the rear right part of the vehicle body, in the rear passenger door area. It is responsible for precise window guidance within the channels and stable mounting of the mechanism, which translates to smooth operation of the entire window lifting and lowering system.

Thanks to its precise fit to the door construction of the W164, this component works in conjunction with the factory window control mechanism, minimizing the risk of jamming, play, or improper closing. This is particularly important in premium vehicles where quiet operation and consistent, predictable response to driver or passenger commands are expected.

Benefits of Using an Original Regulator Bracket

Using the correct window regulator bracket in a Mercedes W164 allows for the preservation of the original window operating geometry and the proper tension of cables and guides. This results in:

• reduced noise during window movement,
• decreased load on the window regulator motor,
• reduced risk of mechanical damage within the door,
• maintained window seal against the weatherstripping.

A used component from this group, sourced from disassembly, offers a reasonable compromise between repair costs and maintaining the original system design. A properly selected bracket allows for the restoration of correct window function without the need to interfere with other door components.

Compatibility and Fitment for Mercedes W164

The window regulator bracket has been specifically designed for the door architecture of the Mercedes W164 class, meaning it fits factory mounting points and is compatible with the original control system. This allows for an organized installation process, without the need for door construction modifications or the fabrication of additional brackets.

To ensure the selected component is suitable, it is advisable to compare the bracket configuration and its placement on the vehicle with the currently installed mechanism. This product belongs to the Window Regulators and Motors group, which facilitates the search for compatible solutions within the same parts family.

Practical Installation Tips

When replacing the window regulator bracket in the rear right part of the vehicle body, it is recommended to:

• remove the door trim, preserving the order of clips and screws,
• check the condition of the guides, cables, and window mounting points,
• test the mechanism "dry" before fully reassembling the door,
• verify that the window moves smoothly throughout its range, without jerking.

This approach allows for quick identification of any irregularities and avoids repeated trim removal. A well-chosen regulator bracket reduces the risk of motor overload and ensures stable window guidance over the long term.

If you are planning a comprehensive repair or upgrade of the side window area in your Mercedes and require other components from the same group, such as lifting mechanisms, control motors, or additional brackets, check the available parts in the category Mercedes Window Regulators and Motors.

For drivers interested in the broader context of operating premium cars and the potential costs of servicing powertrains, a valuable addition to their knowledge might be an article dedicated to problematic engines in a popular Bavarian brand model – check out the material: BMW E90 Faulty Engines: Find Out What Can Ruin Your Budget!.