Volkswagen Golf Mk6 Rear Door Window Pillar Cover Strip Trim Left N/S 5K6839901B

Visual condition of the part

The product shows signs of use visible in the photos.

Volkswagen Golf Mk6 Rear Door Window Pillar Cover Strip Trim Left N/S is an original body component from the Window seals and trims group, designed for installation in the rear left area of the vehicle. It provides an aesthetic finish to the door edge and stable guidance for the window seal, which translates into reduced noise and better protection of the interior against external factors. It is a practical solution for users who want to restore the factory look of the side body section in their sixth-generation Golf.

Specifications and technical data

• SKU: 5K6839901B
• Mark: Volkswagen
• Condition: Used
• OEM Part Number: 5K6839901B
• Substitutable numbers: 5K6839901B, 5K6 839 901 B
• Location on the vehicle: Rear, Left
• Part type: Window Trim
• Category: Window Seals, Gaskets & Trims

Purpose and vehicle placement

The trim is designed specifically for installation in the rear left part of the body, on the door pillar. It is responsible for:

• stable guidance of the window seal in the rear left body area,
• sealing the connection between the door and the body in the pillar area,
• an orderly, factory-finish look for the vehicle's side line.

Precise fitment to the specific Volkswagen model reduces the risk of leaks and unwanted vibrations of the component while driving.

Construction and technical function of the pillar trim

The component belongs to the Window seals and trims group, which means it works directly with the window seal and the door structure. Its task is to:

• maintain the correct position of the seal along the pillar,
• limit the ingress of water and contaminants into the door interior,
• reduce wind noise in the rear cabin area.

Thanks to its factory geometry, the trim maintains the proper line of adhesion to the glass and door panel, which promotes acoustic comfort and the stability of the entire sealing set.

Product characteristics and benefits of installation

As a component from the Volkswagen brand, the pillar trim is structurally matched to the body of the sixth-generation Golf. In practice, this means:

• compatibility with factory mounting points in the rear left part of the body,
• consistent appearance with other trims and seals on the vehicle,
• the ability to restore the original side line after a collision, corrosion, or wear of the previous component.

The used product allows for an economical replacement of a damaged trim while maintaining the original design specifications. This is a particularly beneficial solution for post-accident repairs and gradual body restoration.

Practical application in service and restoration

Installation of the rear left pillar trim is a typical stage of bodywork and service tasks in the door and window area. The component will prove useful in situations where:

• the existing trim is mechanically damaged or deformed,
• there are leaks in the area of the rear left window,
• it is necessary to recreate the factory seal guidance after door or pillar repair.

A properly selected trim reduces the risk of repeated service interventions in the same area, which translates into the stability of the repair result.

If you are planning a comprehensive repair or upgrade of the window and door zone in your Volkswagen and need other components from the same group, such as guide rails, perimeter seals, or finishing edge profiles, check the available parts in the Volkswagen window seals and trims category.

If you are interested in a broader context of car modernization and want to better understand the impact of body components and other sub-assemblies on driving comfort, it is worth reading the guide on exhaust systems and used parts, available in the article Performance exhaust system: used manifolds and sports catalytic converters on the road.