Audi A6 C7 Rear Window Lifter Regulator Left N/S Mechanism 4G0839461

Audi A6 C7 Rear Window Lifter Regulator Left N/S Mechanism is an original component from the Window regulators and motors group, designed for the rear left window in the Audi body. It ensures stable, smooth window operation and proper integration with the factory control system, resulting in user convenience and predictable system performance. Thanks to its factory-standard design, it is a solution technically tailored to the specifics of the A6 C7 model.

Specifications and technical data

• SKU: 4G0839461
• Mark: Audi
• Condition: Used
• OEM Part Number: 4G0839461
• Substitutable numbers: 4G0839461, 4G0 839 461
• Location on the vehicle: Rear, Left
• Category: Window Motors & Regulators

Purpose and function in the vehicle

The presented mechanism is dedicated to installation in the rear left door area, where it is responsible for guiding, raising, and lowering the window. Its design ensures proper positioning of the glass relative to the seals, which reduces noise, vibrations, and the risk of leaks. The component works with the factory window control system, maintaining the original button logic and comfort functions.

Construction and technical fitment

The mechanism belongs to the Window regulators and motors group, meaning it has been designed to withstand the loads resulting from frequent raising and lowering of the window. The system of guides and mounts is adapted to the geometry of the Audi A6 C7 door, ensuring that after proper installation, the factory fit of upholstery, seals, and glass is maintained. The appropriate configuration of mounting points facilitates service and reduces the time required for replacement.

Benefits of using an original mechanism

Using an original solution in the rear left area of the body allows for maintaining the consistency of the entire window system with the other doors. The most important advantages include:

• maintaining factory window operation characteristics (speed, smoothness of movement),
• secure fit to the door structure without the need for modifications,
• compatibility with factory controls and electrical safety features,
• reduced risk of jamming and uneven window guidance.

For the user, this means stable system operation and a reduction in unwanted noises or play within the window area. In the case of Audi, it is particularly important to maintain the appropriate rigidity and precision of the mechanism's operation to preserve the acoustic comfort of the cabin.

Characteristics of the used product

The item is offered as a used part, which represents a reasonable compromise between cost and maintaining the original design. In practice, this means the possibility of restoring the functionality of the rear left window at a lower financial outlay than in the case of a new component, while maintaining the factory design. This type of solution is often chosen for post-accident repairs, replacement after mechanical damage, or operational wear.

Part selection by markings and vehicle compatibility

The mechanism is assigned to a specific model and side of the vehicle, so it is worth verifying compatibility based on technical markings and placement on the vehicle before purchasing. Proper component selection minimizes the risk of installation problems and ensures correct cooperation with the existing electrical installation and door controls. In case of doubt, it is helpful to compare the design of the mounts and the routing of the guides with the element removed from the car.

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

To better understand how to approach the purchase of aftermarket components, including selection by markings and assessing the cost-effectiveness of repairs versus replacing entire assemblies, it is worth reading the guide Why it is worth buying used gearboxes and engines – facts instead of myths, which discusses practical principles of working with used parts and their identification.