Mercedes W164 Window Lifter Front Right Door O/S Window Regulator Mount

Mercedes W164 Window Lifter Front Right Door O/S Window Regulator Mount is an original component from the Window regulators and motors group, designed for operation in the front right section of the vehicle body. It ensures stable window guidance, proper power transmission, and repeatable operation of the lifting system, which translates into comfort and safety of use. This solution is dedicated to drivers who want to restore proper window operation without compromising on the fit to the door structure.

Specifications and technical data

• SKU: A1647201679-2
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1647201679
• Substitutable numbers: A1647201679, A 164 720 16 79
• Location on the vehicle: Front, Right
• Category: Window Motors & Regulators

Purpose and body fitment

The mechanism has been designed for installation in the front right door of Mercedes W164 series vehicles, taking into account the geometry of the guides, mounting points, and the window's range of motion. The placement on the vehicle in the front – right side area allows for precise reproduction of the factory window movement path, which reduces the risk of jamming, excessive play, or improper closing.

Thanks to a design consistent with the solutions used by the manufacturer, the mechanism works with the factory window control system and original mounting elements in the door. Such fitment facilitates installation and limits the need for additional bodywork or adaptive modifications.

Technical and functional characteristics

As an element from the Window regulators and motors group, the mechanism is responsible for transmitting power from the window motor to the glass and stabilizing its position in the guides. The design intended for operation in the front right part of the body ensures:

• controlled, linear window movement throughout the full range of opening and closing,
• proper glass guidance in the door plane,
• compatibility with factory comfort control systems (depending on vehicle equipment),
• reduction of loads acting on the window mounts and support points.

A system configured in this way allows for maintaining proper door sealing, reducing wind noise while driving, and ensuring the correct operation of seals and window trim strips.

Component condition and installation aspects

The offered mechanism comes from a Mercedes vehicle and is a used part, which represents a reasonable compromise between repair costs and maintaining the original design. A used component of this class allows for restoring the efficiency of the window lifting system while maintaining the factory character of the mechanism's operation.

Due to its dedicated placement in the front right door area, installation is carried out based on existing mounting points in the door panel. With proper installation, it is possible to achieve smooth window movement and stable system operation without the need for additional structural modifications.

Benefits of using an original mechanism

Using an original window lifter mechanism in a Mercedes W164 allows for maintaining consistency with the factory window system concept. Key advantages include:

• secure fit to the door – compliance with the geometry and mounting points provided by the manufacturer,
• stable window operation throughout the entire range of motion,
• reduction of the risk of excessive play, rattling, and improper closing,
• possibility of integration with the existing electrical installation and comfort control.

For the user, this means restoring the functionality of the passenger-side window while maintaining operating characteristics close to factory standards, without the need to use universal solutions.

If you are planning a comprehensive repair or upgrade of the window area in your Mercedes and need other elements from the same group, such as guides, window motors, or complete window mechanisms, check the available parts in the Mercedes Window regulators and motors category.

For drivers considering a broader strategy for optimizing service costs while maintaining original technical solutions, an expert guide describing the selection of used components by OEM numbers and repair cost ratios may be helpful – you can find it in the article Why it is worth buying used gearboxes and engines – facts instead of myths.