Volkswagen Passat B6 B7 Door Window Aperture Seal Rear Left N/S 3C5839477B

Volkswagen Passat B6 B7 Door Window Aperture Seal Rear Left N/S is an original component from the Car Windows group, designed for the rear left area of the vehicle body. It ensures a tight fit of the window within the door, reduces wind noise, and protects the interior from water and contaminants, which translates into stable acoustic and operational comfort in the Passat B6 and B7.

Specifications and technical data

• SKU: 3C5839477B
• Mark: Volkswagen
• Condition: Used
• OEM Part Number: 3C5839477B
• Substitutable numbers: 3C5839477B, 3C5 839 477 B
• Location on the vehicle: Rear, Left
• Part type: Front Side Window
• Category: Car Glass

Purpose and function of the rear left door window seal

The presented seal is dedicated to the rear left door window in Volkswagen Passat B6 and B7 generation models. Its task is to maintain proper sealing between the window and the door panel, which limits the ingress of water and dust, and reduces air noise while driving. Thanks to the tailored profile and geometry characteristic of the Passat design, the component works in harmony with the window lifting mechanism and the factory door frame.

Benefits of using an original Volkswagen seal

Using an original seal in the rear left part of the body allows for maintaining factory window performance parameters and the aesthetics of the door line. The element is manufactured according to the manufacturer's standards, which promotes proper adhesion to the window edge and the bodywork. In practice, this means:

• stable window guidance in the door channel,
• reduced risk of rattling, vibrations, and play in the window area,
• better protection of the upholstery and door electrical installation against moisture,
• maintenance of an even contact line between the window and the door frame. As a result, the rear left cabin area remains better insulated from external factors, and the window operation is smoother and more predictable.

Characteristics of the component from the Car Windows category

The seal belongs to the Car Windows group, where the precision of fitment to a specific model and side of the vehicle is of key importance. In this case, the placement on the vehicle is clearly defined as the rear left part of the body, which facilitates the selection of the correct component during post-accident repairs or when replacing worn-out parts. The seal construction is designed to work with the factory window and door fittings, without the need to modify other sub-assemblies.

Condition, origin, and mounting fitment

The offered seal is a used component, sourced from the dismantling of a Volkswagen vehicle. Such components retain their original geometry and material hardness, which promotes correct installation in factory mounting points. The replacement involves removing the old seal from the door frame and seating the presented element in the existing slots, while maintaining the mounting direction characteristic of the rear left side. If you care about making an informed choice regarding dismantled parts and want to better understand the differences between an original and a replacement, it is worth reading the article describing why original used components often provide more stable fitment and longer service life – details can be found in the material Why original dismantled parts fit better (and last longer) than cheap equivalents?.

Support with selection and expansion of the window area in your Volkswagen

If you are planning a comprehensive repair or upgrade of the side window area in your Volkswagen and need other elements from the same group, such as additional seals, window trim strips, or window surrounds, check the available parts in the Volkswagen Car Windows category.