Volkswagen Passat B8 Rear Door Window Frame Seal Top Strip Right O/S 3G9839432AK

Volkswagen Passat B8 Rear Door Window Frame Seal Top Strip Right O/S is an original body component designed for precise installation in the rear right section of the vehicle. Thanks to its factory-fit design for the door structure, it ensures stable window guidance and limits the ingress of water and contaminants into the door interior. It is a practical solution for users who want to restore the proper operation of the window mechanism and maintain the aesthetics of the side bodywork.

Specifications and technical data

• SKU: 3G9839432AK
• Mark: Volkswagen
• Condition: Used
• OEM Part Number: 3G9839432AK
• Substitutable numbers: 3G9839432AK, 3G9 839 432 AK
• Location on the vehicle: Rear, Right
• Part type: Window Trim
• Category: Window Seals, Gaskets & Trims

Purpose and function in the bodywork

The component has been designed specifically for the rear right side of the Passat B8 body, where it is responsible for sealing the upper part of the window frame and stabilizing the window movement within the guide. A correctly installed strip reduces wind noise, minimizes window vibration, and supports the proper operation of the window regulator.

The window frame seal performs several key operational functions:

• seals the contact between the window and the door frame from the outside,
• supports protection against moisture and dirt in the area of the window lifting mechanism,
• stabilizes the window edge during opening and closing,
• helps maintain uniform gaps between the window and the bodywork.

Construction and fit for the Passat B8

The upper window frame strip has been manufactured as a part dedicated to the specific geometry of the rear right door, which translates into precise alignment with the body profile. The shape and length of the seal are adapted to the factory frame design, so no additional adjustments or trimming are required after installation.

The original origin of the component means that:

• mounting points correspond to the factory sockets in the door,
• the contact profile with the glass is consistent with the line of the original rear window,
• the material performs correctly within the vehicle's typical operating temperature range.

Component condition and service application

The offered window frame seal belongs to the Used parts group, making it an attractive service solution for drivers looking for a factory fit at reasonable repair costs. This type of component is particularly useful for:

• replacing a damaged or deformed strip after a collision or bodywork intervention,
• eliminating leaks in the area of the rear right door window,
• restoring proper window guidance after replacing the window regulator mechanism.

Using an original seal allows for maintaining the structural integrity of the door and reduces the risk of problems with window closing or the appearance of unwanted noise while driving.

Benefits of installing an original window frame seal

Choosing a factory-made rear right window frame seal for the Passat B8 is a solution that supports both comfort and body durability. The most important advantages include:

• compatibility with the door structure – no need for modifications or fitting aftermarket replacements,
• preservation of the factory contact line between the window and the frame,
• reduction of the risk of water ingress into the door interior,
• improvement of the window lifting mechanism's operating quality.

For users who pay attention to body sealing and proper component alignment, installing an original strip is a practical way to maintain the vehicle's proper operational parameters.

Complementary Volkswagen window seals and strips

If you are planning a comprehensive repair or upgrade of the side window area in your Volkswagen and need other components from the same group, such as additional frame strips, guide seals, or upper window edge trims, check out the available parts in the Volkswagen window seals and strips category.

For drivers interested in a broader look at body components that interact with the steering system and the impact of precise vehicle handling on window and door operation, the guide article Steering system and power steering – how it works and what breaks? may be helpful, where diagnostics and practical service aspects are discussed, among other things.