Audi Q7 4L Window Lifter Door Rear Right O/S Regulator Motor 4L0839462A

The Audi Q7 4L Rear Right Door Window Regulator Motor is an original part from the Window Regulators and Motors group, designed for the rear right body section. It ensures stable window guidance, proper operation of the lifting and lowering mechanism, and maintains the original door functionality of your Audi.

Specifications and technical data

• SKU: 4L0839462A
• Mark: Audi
• Condition: Used
• OEM Part Number: 4L0839462A
• Substitutable numbers: 4L0839462A, 4L0 839 462 A
• Location on the vehicle: Rear, Right
• Category: Window Motors & Regulators

Vehicle Application and Function

The window regulator is responsible for the precise movement of the window in the rear right door, keeping it in the correct position while driving and stationary. This component works with the window control system, ensuring smooth opening and closing, as well as proper sealing of the door against the body seals.

Its placement in the rear right door area makes this component crucial for the comfort of rear seat passengers, as well as for the correct operation of the central window control from the driver's panel.

Benefits of Using an Original Audi Regulator

Using an original window regulator in the Audi Q7 4L allows you to maintain the original operating parameters of the window mechanism. Thanks to this:

• window movement is even and stable throughout its travel range,
• the risk of jamming, play, and improper closing is reduced,
• the window control system operates within the load ranges specified by the manufacturer,
• the correct geometry of the guides and mounting points in the door is maintained.

This solution is particularly beneficial for repairs after collisions, replacement of a damaged mechanism, or restoring full door functionality after many years of use.

Installation and Operational Characteristics

The regulator is structurally adapted for the rear right side of the Audi Q7 4L body, which facilitates installation in the factory mounting points. In practice, this means no need for bodywork modifications or adapter mounts, as well as proper alignment with the window and other door components.

With correct installation and adjustment, the mechanism works with the existing electrical system and window controls, maintaining functions such as comfort closing and control from the driver's panel, if present in the vehicle's configuration. Using a pre-owned part allows for economical repair while maintaining the original manufacturer's design.

Why Choose a Proven Used Part

For components like window regulators, choosing a used, original part is often a sensible compromise between cost and quality. Mechanisms of this type, sourced from dismantling, help maintain the structural integrity of the door and avoid problems typical of lower-precision aftermarket replacements.

If you want to better understand how to safely use used parts in key vehicle systems, it's worth reading the expert guide: Why Buy Used Gearboxes and Engines – Facts Instead of Myths. The selection procedures by OEM numbers and practical tips contained therein can be analogously applied when selecting other dismantled components.

Expanding and Servicing the Window Area in Audi

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

This allows you to select a cohesive set of components responsible for window operation in one place, which simplifies repair planning, reduces service time, and helps maintain a uniform technical standard for the entire system.