VW Volkswagen Passat B6 Rear Door Window Outer Weatherstrip Right O/S 3C9839476E

VW Volkswagen Passat B6 Rear Door Window Outer Weatherstrip Right O/S is an original body component from the Door seals group, designed for the rear right door. This precisely fitted weatherstrip helps maintain window tightness, reduces wind noise, and improves the aesthetics of the Passat B6 side body line.

Specifications and technical data

• SKU: 3C9839476E
• Mark: Volkswagen
• Condition: Used
• OEM Part Number: 3C9839476E
• Substitutable numbers: 3C9839476E, 3C9 839 476 E
• Location on the vehicle: Rear, Right
• Part type: Door Seal
• Category: Door Seals

Purpose and function of the component

The weatherstrip is specifically designed for the rear right door window of the Volkswagen Passat B6, ensuring proper window guidance and stable adhesion to the door edge. This reduces air drafts, moisture penetration, and unwanted window vibrations while driving. As an original Volkswagen part, the component maintains factory geometry and profile, which facilitates installation and helps preserve the consistent styling line of the body. This is particularly important for post-accident repairs or when replacing worn-out seals and guide strips.

Construction and body fitment

The weatherstrip operates at the contact point between the window and the door frame, working in conjunction with other seals and guides. Its precisely selected shape ensures:

• stable window guidance in the vertical plane,
• even pressure against the door edge,
• reduction of play and rattling when closing the door,
• improved cabin acoustic insulation. Thanks to its factory fitment for the specific mounting location on the vehicle, the weatherstrip requires no modifications or forced adjustments, which reduces service time and the risk of leaks.

Condition and benefits of choosing an original used part

The item is offered as a used part, which allows for a reasonable repair cost while maintaining original manufacturing quality. Compared to cheap aftermarket replacements, an original weatherstrip from dismantling usually retains its shape, elasticity, and mounting method better, which translates into more stable window operation and a lower risk of needing another replacement. Choosing this solution is particularly beneficial for body repairs where precise component fitment and maintaining the vehicle's factory appearance are essential. Original geometry and mounting methods make the work easier for body shop technicians and mechanics, while providing the user with a predictable final result.

Practical application in Passat B6 service

The rear right door window weatherstrip is suitable both for replacing a damaged component after a collision and for gradual body restoration when existing seals are worn out. It is a good choice when symptoms such as the following appear:

• increased noise in the rear cabin area,
• water streaks around the window and door upholstery,
• window play or uneven guidance. When installed correctly, the weatherstrip helps restore acoustic and operational comfort, as well as improves the visual consistency of the side window line.

Repair expansion – other Volkswagen Door seals

If you are planning a comprehensive repair or upgrade of the door area in your Volkswagen and need other components from the same group, such as additional window strips, perimeter seals, or window guides, check out the available parts in the Volkswagen Door seals category. If you are considering a wider range of service work and want to better understand when it is worth choosing original used parts instead of cheap replacements, the following guide article may be helpful: Most popular repairs in Ford cars – why cheap replacements are a false economy and it is better to choose a used original.