Volkswagen VW Golf Mk6 Electric Regulator Window Motor Rear Left N/S 1K4839401D

Volkswagen VW Golf Mk6 Electric Regulator Window Motor Rear Left N/S is an original component from the Window regulators and motors group, designed for operating the rear left window in the vehicle body. It ensures stable operation of the window lifting and lowering mechanism, which translates into ease of use and proper closing of the window opening in your Volkswagen.

Specifications and technical data

• SKU: 1K4839401E
• Mark: Volkswagen
• Condition: Used
• OEM Part Number: 1K4839401E
• Substitutable numbers: 1K4839401E, 1K4 839 401 E
• Location on the vehicle: Rear, Left
• Part type: Window Motor
• Category: Window Motors & Regulators

Purpose and function in the vehicle

The window regulator motor is mounted in the rear left part of the body and works with the guide mechanism and the vehicle's electrical system. It is responsible for smooth control of the window movement from the buttons in the door or the driver's panel, which is important for both driving comfort and interior sealing.

Thanks to its dedicated placement in the vehicle, this component is structurally matched to the door geometry, mounting points, and wiring harness, which facilitates installation and reduces the risk of improper fitment.

Benefits of using an original motor

Using an original window regulator motor in a Volkswagen Golf Mk6 allows you to maintain the factory operating parameters of the window system. The appropriately selected torque and drive operating characteristics promote smooth window movement, without jerking or excessive loads on the mechanism.

Key advantages include:

• maintaining compatibility with the factory electrical installation and controls,
• perfect fit for the rear left door structure,
• reduced risk of installation errors thanks to pre-designed mounting points,
• maintaining proper window operation, which affects interior sealing and acoustics.

Condition and practical application

The item comes from a used vehicle, which allows for an economical restoration of the window lifting system's efficiency while maintaining the manufacturer's original specifications. This solution is particularly beneficial for repairs where a reasonable cost is important, while at the same time expecting to maintain the factory standard of fitment.

The motor will work well both for a typical replacement of a damaged drive and for comprehensive door service, including, for example, servicing the guide mechanism or seals. This allows you to restore the full functionality of the rear left window in an orderly manner.

Volkswagen window regulators and motors – expansion and service

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

Selection by OEM numbers and approach to used components

When selecting a window regulator motor for a specific body version and equipment, it is worth using the manufacturer's markings and catalog data to ensure full compatibility with the vehicle. Such an approach minimizes the risk of installation problems and improper system operation.

If you are interested in a broader context of using used components in cars, including the importance of OEM numbers when selecting parts, practical examples, and cost ratios compared to new elements, check out the guide Why it is worth buying used gearboxes and engines – facts instead of myths, which discusses these issues in an expert and orderly manner.