Audi A4 B7 Window Lifter Rear Door Left N/S Regulator Mechanism 8E0839461B

Description

The Audi A4 B7 Rear Left Window Regulator is an original part from the Window Regulators and Motors group, designed for the rear left window of Audi vehicles. It ensures stable, smooth window operation and safe raising and lowering, restoring full functionality to your car’s rear left window.

Specifications and technical data

• SKU: 8E0839461B
• Mark: Audi
• Condition: Used
• OEM Part Number: 8E0839461B
• Substitutable numbers: 8E0839461B, 8E0 839 461 B
• Location on the vehicle: Rear, Left
• Category: Window Motors & Regulators

Window Regulator Purpose and Function

This component is designed for installation in the rear left side of the vehicle, in the passenger door area. It is responsible for precise window guidance within the tracks and for transferring the drive from the control mechanism to the window. This allows for comfortable use of the electric window control, without jamming or uncontrolled play.

The regulator works with the original Audi window control system, maintaining the original operating characteristics – both in terms of movement speed and mechanism smoothness.

Benefits of Using an Original Audi Part

Using an original Audi solution for the rear left window ensures:

• maintaining the correct window guidance geometry within the door,
• compatibility with original mounting points in the door panel,
• proper integration with the electrical system and comfort controls,
• reduced risk of noise, vibrations, and leaks around the window.

Thanks to this, the Audi A4 B7 Rear Left Window Regulator allows you to restore the original standard of use for the rear cabin, which is important for both passenger comfort and body sealing.

Condition, Verification, and Selection by Part Numbers

This part is from the used parts group, which helps reduce repair costs while maintaining the original Audi construction. The regulator has an assigned OEM part number and interchangeable numbers, facilitating precise identification and selection for a specific vehicle equipment version. Before installation, it is recommended to compare the markings with the vehicle’s technical specifications or consult a mechanic.

If you want to better understand how to safely select used components based on OEM numbers and the real cost differences between new and used parts, it’s worth reading the expert guide: Why Buy Used Gearboxes and Engines – Facts Instead of Myths. The selection procedures by part numbers contained therein can be analogously used when verifying other components in your car.

Comprehensive Service for Audi Window Systems

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

Summary

The Audi A4 B7 Rear Left Window Regulator is a practical solution for users who want to restore the functionality of their rear left window while maintaining the original vehicle construction. Its dedicated placement on the vehicle and its belonging to the Window Regulators and Motors category make this part a technically consistent choice for repairs of the window system in the Audi A4 B7.