Volkswagen VW Golf Mk5 Rear Window Lifter Regulator Motor Right O/S 1K4839402E

Volkswagen VW Golf Mk5 Rear Window Lifter Regulator Motor Right O/S is an original component from the Window regulators and motors group, designed for operating the rear right window. It ensures stable operation of the window lifting and lowering mechanism, which translates into ease of use and proper window closing during daily operation.

Specifications and technical data

• SKU: 1K4839402E
• Mark: Volkswagen
• Condition: Used
• OEM Part Number: 1K4839402E
• Substitutable numbers: 1K4839402E, 1K4 839 402 E
• Location on the vehicle: Rear, Right
• Part type: Window Motor
• Category: Window Motors & Regulators

Purpose and function in the window system

The window lifter motor is responsible for driving the mechanism that controls the movement of the window in the rear right part of the vehicle body. It is an electrical component that works with the vehicle's electrical system and window control buttons, allowing the driver and passengers to smoothly adjust the window position.

The vehicle placement defined as rear – right side allows for precise matching of the component to the specific mounting position in the Volkswagen Golf Mk5, minimizing the risk of errors when selecting parts.

Benefits of using an original motor

Using a factory-made Volkswagen solution means maintaining the correct operating characteristics of the window mechanism – from window movement speed and operating smoothness to compatibility with factory control systems. Proper structural fit facilitates installation in the rear right door without the need for modifications to the wiring or mounts.

The motor from this group is designed to handle the loads resulting from daily window use, which is especially important in cars operated in varying weather conditions. A properly selected component helps reduce the risk of jamming, uneven operation, or overloading of the lifter mechanism.

Installation and operational characteristics

The element belongs to the Window regulators and motors category, meaning it is designed to work with the window lifter mechanism in the door. The design intended for a specific body model facilitates correct positioning of the motor relative to the guides and cables, as well as proper connection to the electrical harness.

The placement on the vehicle as the rear right door is important both at the selection and installation stage – it helps avoid compatibility issues and ensures proper operation of the window control function from the driver's panel and the passenger door button.

Condition and service application

The offered window lifter motor is an aftermarket component, which is a sensible choice for maintenance repairs when the priority is to combine functionality with control over service costs. This type of component works well both when replacing a damaged drive and when restoring the efficiency of the window system after a mechanical or electrical failure.

In the case of vehicles such as the Golf Mk5, a properly selected rear right window motor allows for restoring full window functionality without interfering with other door elements, which shortens repair time and facilitates workshop work.

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, control modules, or lifter mechanisms, check the available parts in the Volkswagen window regulators and motors category.

For drivers interested in a broader perspective on the operation and potential repair costs of power units in premium class cars, a service guide may be useful – you can find more practical information in the article BMW E90 faulty engines: check what can ruin your budget!.