Volkswagen Polo Mk5 6R Door Window Regulator Lifter Rear Left N/S 6R4839461G

Volkswagen Polo Mk5 6R Door Window Regulator Lifter Rear Left N/S is an original component from the Window regulators and motors group, designed for the rear left side of the vehicle body. It ensures stable window guidance, proper operation of the lifting and lowering mechanism, and maintains the factory functionality of the passenger door.

Specifications and technical data

• SKU: 6R4839461G
• Mark: Volkswagen
• Condition: Used
• OEM Part Number: 6R4839461G
• Substitutable numbers: 6R4839461G, 6R4 839 461 G
• Location on the vehicle: Rear, Left
• Category: Window Motors & Regulators

Purpose and compatibility

The presented window regulator is dedicated to the Volkswagen Polo Mk5 6R model and is mounted in the rear left part of the body. Thanks to the factory geometry of the rails and the correct placement of mounting points, it maintains compatibility with the original door structure, which facilitates installation and reduces the risk of improper fitment of the upholstery or the window glass.

Function and performance parameters

The component is responsible for precise vertical window guidance and transferring the drive from the control mechanism. A properly functioning window regulator:

• ensures smooth window lifting and lowering without jamming,
• minimizes lateral play, reducing unwanted vibrations and noise,
• supports door sealing, which affects acoustic comfort and protects the interior from moisture.

As a part from the Window regulators and motors group, it works with the factory window control system, maintaining the original logic of button operation and overload protection, if present in the vehicle's specific configuration.

Condition, installation, and service application

The window regulator comes from dismantling and is offered as a used part, which allows for an economical repair of the window system while maintaining the manufacturer's original specifications. This type of solution is particularly beneficial in the case of:

• mechanical damage to the rails or cables,
• wear and tear resulting in window jamming,
• the need for quick replacement of the component without interfering with the door structure.

Installation takes place at the factory mounting points, which facilitates service work and shortens repair time. Maintaining the original door structure reduces the risk of subsequent problems with window adjustment or closing.

Benefits of using an original window regulator

Using an original window regulator in a Volkswagen Polo Mk5 6R allows you to maintain the technical consistency of the vehicle. Key advantages include:

• factory fitment to the door and window structure,
• stable operation across the full range of window movement,
• reduced risk of improper interaction with the electrical system and comfort control.

This solution is recommended both for standard repairs and for restoring full door functionality after a collision or bodywork intervention.

If you are planning a comprehensive repair or upgrade of the door and side window area in your Volkswagen and need other components from the same group, such as rails, drive mechanisms, or control motors, check the available parts in the Volkswagen window regulators and motors category.

Retrofit and equipment expansion

The rear left window regulator can be used not only in classic repairs but also in vehicle retrofitting projects, e.g., when switching from manual to electric windows, provided the body and wiring configuration allow it. In such applications, it is particularly important to use components that are structurally compatible with factory solutions to avoid problems with installation and durability.

If you are considering broader retrofitting of a VAG group car based on original parts from dismantling, it is worth checking out the guide on professional retrofitting: Retrofitting in VAG and BMW group cars: How to affordably upgrade your car using used parts from higher versions?

Technical support and part selection

Selecting the correct window regulator for a specific body version and model year of the Polo Mk5 6R requires paying attention to the mounting side and the type of control system used. In case of doubt, it is worth comparing the structure of your current component with the offered product or seeking professional advice to ensure full compatibility with the door and electrical system.

For users interested in a broader context of operation and repair costs in compact and mid-size segment cars, the material dedicated to problematic engines in another popular model may also be helpful: Faulty BMW E90 engines: check what can ruin your budget!