Volkswagen Golf Mk5 Rear Left Door Window Regulator is an original part from the Window Regulators and Motors category, designed for the rear left window of the Golf Mk5 body style. It ensures the proper functioning of the window lifting and lowering mechanism, restoring full functionality to the rear driver or passenger door.
Specifications and technical data
- SKU: 5K4839461
- Mark: Volkswagen
- Condition: Used
- OEM Part Number: 5K4839461
- Substitutable numbers: 5K4839461, 5K4 839 461, 5K4839729H, 5K4 839 729 H
- Location on the vehicle: Rear, Left
- Part type: Window Regulator
- Category: Window Motors & Regulators
Purpose and Fitment for Volkswagen Golf Mk5
The presented rear left window regulator for Volkswagen has been specifically designed for the door construction of the Golf Mk5 model. Its placement on the vehicle is clearly defined as rear – left side, which simplifies the selection of the correct part when repairing the window system.
By utilizing a solution that complies with factory specifications, the mechanism works with the original door mounting, window guides, and the vehicle's electrical system. This allows for the maintenance of proper window operation geometry and reduces the risk of jamming or uneven movement.
Window Regulator Construction and Function
The regulator is part of the components responsible for stable window guidance and positioning within the door plane. In conjunction with the control motor (if provided in a given configuration), it is responsible for:
- Smooth lifting and lowering of the window throughout its full range of motion, without jerks or jams.
- Holding the window in the set position, even with body vibrations and load changes.
- Interfacing with factory comfort control units, if the vehicle is equipped with such solutions.
A properly selected regulator reduces the stress on the window and seals, leading to less wear on other door components and stable system operation over a longer period of use.
Benefits of Using an Original Volkswagen Regulator
Choosing a part from the Volkswagen Window Regulators and Motors category offers a range of practical advantages for everyday vehicle use:
- Factory Fitment – construction compliant with the original Golf Mk5 door design, without the need for mounting modifications.
- Stable Mechanism Operation – proper window guidance reduces the risk of misalignment and excessive play.
- Electrical System Compatibility – designed to work with factory switches and window control systems.
- Part Number Selection – the presence of the OEM part number and interchangeable numbers facilitates verification of compatibility with specific equipment versions.
Condition, Verification, and Application in Repairs
The part is offered as a used part, allowing for economical repair of the window system while maintaining the original construction. This type of solution is particularly beneficial for mechanical damage (broken cables, cracked guides, problems holding the window), where replacing the complete regulator is the quickest and most reliable method to restore functionality.
Before installation, standard servicing procedures are recommended, including checking the condition of the window guides, seals, and the proper operation of the control switches. A correctly installed regulator contributes to maintaining door seal integrity and proper interaction with the central locking system and any comfort functions.
Volkswagen Window Regulators and Motors – Selection and Expanded Offer
If you need other parts from the Volkswagen Window Regulators and Motors category for your car, check out the available Volkswagen window regulators and motors in our store to select a complete solution for all vehicle doors.
More About Used Components in Vehicle Systems
When planning repairs, it is worth understanding the broader context of using used components in a car – especially for mechanical and drive components. These issues, along with procedures for selecting parts by OEM numbers and cost-effectiveness analysis, are discussed in the article Why Buy Used Gearboxes and Engines – Facts Instead of Myths, which helps to approach the selection of used parts for various vehicle systems consciously.
