Audi A4 B8 Window Lifter Front Door Right O/S Regulator Mechanism 8K0837462D

Audi A4 B8 Window Lifter Front Door Right O/S Regulator Mechanism is a factory component from the Window regulators and motors group, designed for operation in the front right door of the vehicle. It ensures stable window guidance, correct power transmission, and repeatable operation of the lifting and lowering system, which directly affects the comfort of using the car. Thanks to a design compliant with the manufacturer's standard, it is a solution technically matched to the Audi door architecture.

Specifications and technical data

• SKU: 8K0837462D
• Mark: Audi
• Condition: Used
• OEM Part Number: 8K0837462D
• Substitutable numbers: 8K0837462D, 8K0 837 462 D
• Location on the vehicle: Front, Right
• Category: Window Motors & Regulators

Purpose and function in the vehicle

The presented mechanism operates in the area of the front right door, responsible for precise window guidance along the rails and transferring torque from the drive to the window. A correctly selected component in this location:

• ensures smooth lifting and lowering of the window without jamming,
• reduces the risk of the window tilting or falling out of the guides,
• stabilizes the window position at higher driving speeds,
• minimizes noise and vibrations within the door area.

Due to the proper fit to the Audi door construction, the system maintains the factory operating geometry, which translates into predictable window behavior throughout the entire range of motion.

Benefits of using an original mechanism

Using a window lifter mechanism dedicated to a specific Audi model allows for maintaining consistency with the vehicle's factory specification. In practice, this means:

• secure fit with the door structure – mounting points and operating geometry are consistent with the manufacturer's design,
• appropriately selected window movement characteristics,
• compatibility with the factory window control system,
• reduction of the risk of additional assembly modifications.

For components from the Window regulators and motors group, proper fit is crucial for the durability of cables, rollers, and mounting points, as well as for the safety of vehicle use.

Assembly characteristics

The mechanism is structurally prepared for operation in the front right door, which simplifies the assembly process in the vehicle. With proper selection for a specific body version, it is possible to maintain the factory service procedure without the need to modify the door skin or guides. For an optimal effect, it is recommended to:

• check the condition of the door mounts before installation,
• verify the correct positioning of the window in the guides after assembly,
• verify the smoothness of operation throughout the full range of window motion.

This approach allows for utilizing the structural potential of the mechanism and reducing the risk of re-intervention in the system.

Component condition and operational aspects

The offered mechanism comes from the used parts segment, which allows for an economical repair of the window lifting system while maintaining a component with factory specifications. In practice, this is often a beneficial solution in situations where the existing lifter has suffered mechanical damage (e.g., broken cables, cracked guide elements) or shows unstable operation. Replacing it with an original used component of the appropriate purpose allows for restoring the correct operation of the window without interfering with the electrical installation or door structure.

Selecting parts by technical parameters

When selecting a window lifter mechanism for an Audi, it is crucial to verify compliance with the manufacturer's markings and the location on the vehicle. It is worth using data such as the product identifier, manufacturer part number, or reference numbers, which facilitate matching the component to a specific body version and model year. Proper selection reduces the risk of assembly problems and incorrect window operation after installation.

If you want to better understand how to safely use components from the secondary market and how to select them by manufacturer markings, the guide on our blog will be helpful: Why it is worth buying used gearboxes and engines – facts instead of myths.

If you are planning a comprehensive repair or modernization of the door and window zone in your Audi and need other elements from the same group, such as guides, drives, or complete control modules, check the available parts in the Audi Window regulators and motors category.