Volkswagen Golf V Mk5 Rear Door Edge Seal Gasket Sill Strip Left N/S 1K6839373C

Volkswagen Golf V Mk5 Rear Door Edge Seal Gasket Sill Strip Left N/S is a component from the Door seals category, designed for the rear left side of the vehicle body. It is responsible for creating a tight seal between the door frame and the body, improving acoustic comfort, moisture protection, and door operation stability. This is a practical solution for users looking to restore proper sealing in their Golf V.

Specifications and technical data

• SKU: 1K6839373C
• Mark: Volkswagen
• Condition: Used
• OEM Part Number: 1K6839373C
• Substitutable numbers: 1K6839373C, 1K6 839 373 C, 1K6839373D, 1K6 839 373 D
• Location on the vehicle: Rear, Left
• Part type: Door Seal
• Category: Door Seals

Purpose and function in the vehicle

The rear left door frame sealing strip operates in a critical area of the body where the door meets the frame. It is responsible for:

• limiting the ingress of water and contaminants into the interior,
• reducing wind noise while driving,
• ensuring stable guidance of the door leaf within the frame,
• protecting sheet metal edges against accelerated corrosion.

Thanks to its specific profile and fitment for this particular body model, the seal works with factory mounting points, which translates into predictable door behavior during opening and closing.

Compatibility and fitment

The component has been designed for the Volkswagen Golf V Mk5 model and is dedicated for installation on the rear left side of the vehicle. This means that the strip's geometry, cross-section shape, and perimeter path along the door frame are tailored to the factory construction of this model.

Its original Volkswagen origin helps maintain consistency with other body components – both in terms of fit and operational characteristics. In practice, this facilitates installation and helps avoid issues typical of universal-profile aftermarket replacements.

Performance characteristics

As a wear-and-tear item, the door frame sealing strip wears out over time – leaks, squeaking when opening, or the need to close the door with more force may occur. Replacing it with a functional component allows you to restore:

• more uniform door pressure against the body,
• better cabin acoustic insulation,
• reduced window fogging caused by moisture ingress,
• more comfortable door closing without excessive force.

This is particularly important in daily-driven vehicles, where sealing and ride comfort have a direct impact on the perceived quality of ownership.

Condition and practical application

The offered sealing strip comes from the used parts segment, which allows for an economical repair while maintaining the original design. This is a good solution for drivers who want to maintain the technical integrity of the vehicle while controlling service costs.

Before installation, it is recommended to perform a standard inspection of the contact surface on the door frame and clean the body edges so that the newly installed seal can operate under the most stable conditions possible. A correctly installed component supports long-term protection of the interior against external factors.

Repair zone expansion and knowledge about used parts

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

When dealing with secondary market components, it is worth approaching the topic of quality and durability consciously. If you want to better understand the specifics of used components and verify popular opinions about them, check out the article Used car parts: Myths and facts you need to know, which organizes the most important information in an accessible way.