Volkswagen Golf 8 CD1 Window Seal Door Rear Right O/S Sealing Gasket 1T0839431E

Volkswagen Golf 8 CD1 Window Seal Door Rear Right O/S Sealing Gasket is an original body component from the Window seals and moldings group, designed for installation on the rear right door. The precisely matched profile ensures stable window guidance, reduces wind noise, and helps maintain the vehicle interior's seal.

Specifications and technical data

• SKU: 5H4839440F
• Mark: Volkswagen
• Condition: Used
• OEM Part Number: 5H4839440F
• Substitutable numbers: 5H4839440F, 5H4 839 440 F
• Location on the vehicle: Rear, Right
• Category: Window Seals, Gaskets & Trims

Purpose and function of the seal

The described seal is dedicated to the rear right door area in the Volkswagen Golf 8th generation CD1 model. Its task is to create a tight barrier between the window and the door panel, which limits the ingress of water and dust, and reduces wind noise while driving.

Thanks to the factory profile and appropriately selected flexibility, this component stabilizes the window movement in the guide, which translates into smoother operation of the lifting and lowering mechanism and less load on the components responsible for window control.

Benefits of using an original Volkswagen seal

Using an original seal in the rear right part of the body allows for maintaining the structural integrity of the door and proper fitment with the window and frame. In practice, this means:

• better protection of the interior against moisture and contaminants,
• reduction of window rattling and vibrations when driving on uneven surfaces,
• more stable operation of the window lifting mechanism,
• maintenance of the factory acoustic comfort of the cabin.

For the user, this translates into higher door operating quality, a lower risk of window fogging, and more predictable behavior of moving parts in the long term.

Installation characteristics and fitment

The seal has been designed for direct installation in the rear right part of the body, maintaining factory mounting points. The appropriate cross-sectional shape and fit to the door frame facilitate installation and allow for uniform pressure along the entire circumference of the window.

The component comes from a Volkswagen vehicle, which ensures consistency with the body line, proper adhesion to the window, and compatibility with factory guides and window moldings. As a result, no additional modifications or adjustments of other components within the door area are required after replacement.

Component condition and service application

The seal is a used component, which makes it an attractive service solution in situations where it is necessary to replace a worn or damaged seal while keeping repair costs reasonable. It works well both for standard maintenance and for bodywork repairs after a collision in the rear right part of the vehicle.

It is always worth verifying the selection of the correct seal for a specific body version and equipment based on the manufacturer's markings and vehicle data, which helps avoid fitment issues and ensures proper window operation after installation.

If you are planning a comprehensive repair or upgrade of the window area in your Volkswagen and need other elements from the same group, such as window guides, window moldings, or additional door frame seals, check the available parts in the Volkswagen Window seals and moldings category.

For users interested in a broader approach to selecting components according to manufacturer markings and compatibility rules when replacing parts in a vehicle, the Global Parts service guide may be helpful: Used automotive electronics on board – why is it worth choosing second-hand ECU modules and sensors?.