Audi A4 B8 Rear Door Window Lifter Regulator Mechanism Right O/S 8K0839462

Audi A4 B8 Window Regulator Mechanism Rear Right Door is an original part from the Window Regulators and Motors category, designed for the rear right window in Audi. It ensures stable window operation, proper window guidance in the tracks, and secure closing, which translates to user comfort and vehicle interior sealing.

Specifications and technical data

• SKU: 8K0839462
• Mark: Audi
• Condition: Used
• OEM Part Number: 8K0839462
• Substitutable numbers: 8K0839462, 8K0 839 462
• Location on the vehicle: Rear, Right
• Part type: Window Regulator
• Category: Window Motors & Regulators

Purpose and Function of the Mechanism

The window regulator mechanism is responsible for the precise raising and lowering of the window in the rear right door of the Audi A4 B8. It is a key component of the window opening system, cooperating with the vehicle's electrical system and the control button in the door or on the driver's panel.

Thanks to its proper design and fit to the body, the mechanism ensures:

• stable window guidance without jamming or side play,
• smooth operation throughout the entire travel of raising and lowering,
• proper window sealing against the door seals.

Fitment for Audi and Installation in the Rear Right Part of the Vehicle

The presented mechanism is designed specifically for use in the rear right door of the Audi A4 B8, taking into account the door geometry, mounting points, and window travel range. Its placement on the vehicle is clearly defined, which facilitates the selection of the correct part when replacing a damaged regulator.

This precise fit translates to:

• secure fit with factory mounting points in the door panel,
• compatibility with the original track system and window mounts,
• reduced installation time thanks to a design intended for a specific model.

Characteristics of the Used Part

The window regulator mechanism is offered as a used part, allowing for an economical repair of the window opening system while maintaining the original Audi construction. Such parts come from disassembly and are an attractive alternative to new components, especially for maintenance repairs.

Using an original mechanism from the same model series allows for maintaining:

• factory window operation characteristics,
• compatibility with the electrical system and vehicle controls,
• structural consistency with other door components.

Audi Window Regulators and Motors – Selecting the Right Component

When replacing a window regulator mechanism, it is crucial to match the part to the specific model, vehicle side, and body type. Verifying compatibility by OEM part number and interchangeable numbers helps reduce the risk of purchasing an ill-fitting component and speeds up the repair process.

If you need other parts from the Window Regulators and Motors category for this brand, check the Audi window regulators and motors available in our assortment to select the appropriate mechanism for other windows in your vehicle.

Technical Support and Knowledge for Part Selection

Selecting the correct window regulator mechanism often requires analyzing the OEM number and reference numbers, as well as comparing the construction with the removed part. For more complex repairs or when working on multiple vehicles simultaneously, it is advisable to use reliable sources of knowledge regarding the reliability and specifics of individual models.

If you are interested in topics related to the durability of powertrains and the servicing costs of popular models, our guide BMW E90 Engine Failures: Find Out What Can Ruin Your Budget! may be helpful, showing how to approach car operation and repairs consciously, also in the context of selecting appropriate replacement parts.