Audi A6 C8 Rear Door Window Lifter Regulator Mechanism Right O/S 4K0839462

Audi A6 C8 Rear Door Window Lifter Regulator Mechanism Right O/S is an original component from the Window regulators and motors group, designed for precise operation in the rear right section of the vehicle body. It ensures stable window guidance, proper support for the glass pane, and consistent movement throughout the entire opening and closing range, which translates into user comfort and the correct operation of the window system.

Specifications and technical data

• SKU: 4K0839462
• Mark: Audi
• Condition: Used
• OEM Part Number: 4K0839462
• Substitutable numbers: 4K0839462, 4K0 839 462
• Location on the vehicle: Rear, Right
• Part type: Window Regulator
• Category: Window Motors & Regulators

Purpose and function in the vehicle

The window regulator mechanism is responsible for the controlled movement of the window in the rear right door, working in conjunction with guides, window mounts, and the control system. A correctly selected component guarantees:

• smooth raising and lowering of the window without jamming,
• proper guidance of the glass in the tracks,
• maintenance of door sealing in the closed position,
• stable system operation during repeated opening cycles.

The placement on the vehicle in the rear right part of the body allows for unambiguous identification of the installation and reduces the risk of errors when selecting the component.

Construction and fitment for Audi A6 C8

The Audi A6 C8 Rear Door Window Lifter Regulator Mechanism Right O/S has been designed specifically for the door geometry of the Audi A6 C8 generation, taking into account the frame shape, mounting points, and the operating characteristics of the window. The appropriate arrangement of brackets and guides ensures:

• precise fitment with factory mounting holes,
• proper tension of working elements throughout the entire range of motion,
• compatibility with the factory window control system.

Thanks to this, the installation proceeds in an orderly manner, without the need for interfering with the door structure or modifying factory mounting points.

Condition, verification, and benefits of choosing a used component

The offered mechanism comes from the group of used Audi parts, which allows for combining rational repair costs with maintaining the original vehicle construction. This type of component, after proper verification, constitutes an effective solution in situations such as:

• mechanical damage after a collision or interference with the door,
• operational wear leading to window jamming,
• the need to restore full functionality to the rear passenger area.

Choosing an original, used mechanism allows for maintaining the factory operating parameters of the window system while reducing costs compared to purchasing a new subassembly.

Practical installation and operational tips

When replacing the window regulator mechanism in an Audi A6 C8, it is worth paying attention to several technical aspects:

• checking the condition of the guides and door seals,
• verifying the correct window alignment after installation,
• checking operation over the full range of motion during several opening and closing cycles,
• assessing cooperation with the electrical installation and control from the door panel.

Such an approach minimizes the risk of re-interfering with the door and allows for restoring the comfort of operating windows in the rear part of the vehicle.

Audi window regulators and motors – expansion and completion

If you are planning a comprehensive repair or upgrade of the door area in your Audi and need other elements from the same group, such as additional regulator mechanisms, drive motors, or related control modules, check the available parts in the Audi window regulators and motors category.

Part selection by numbers and cost optimization

When selecting elements such as window regulator mechanisms, motors, or other vehicle system components, it is crucial to use manufacturer markings and catalog data, which helps avoid installation discrepancies. In the context of planning repairs and budget management, it is worth reaching for expert materials regarding used subassemblies – practical information on selection procedures by identification numbers, real savings, and safe use of the secondary market can be found in the article Why it is worth buying used gearboxes and engines – facts instead of myths.