VW Polo 6R Rear Door Brake Left Right N/O/S Check Strap Catch Holder 6R4839249C

VW Polo 6R Rear Door Brake Left Right N/O/S Check Strap Catch Holder is an original Volkswagen group component designed to control the opening range of the rear doors in the Polo 6R model. It ensures stable positioning of the door panel, limits uncontrolled swinging, and improves the daily comfort of vehicle operation.

Specifications and technical data

• SKU: 6R4839249C
• Mark: Volkswagen
• Condition: Used
• OEM Part Number: 6R4839249C
• Substitutable numbers: 6R4839249C, 6R4 839 249 C
• Location on the vehicle: Rear, Right, Left
• Category: Door Panels

Purpose and function of the door check strap

The check strap is mounted on the rear body axis, on either the right or left side, and is responsible for the smooth guidance of the door in several stable positions. This prevents the door from closing automatically on sloped surfaces and ensures its movement is controlled and predictable. This solution reduces the risk of damage to the paintwork, hinges, and elements adjacent to the door edge.

In the case of the VW Polo 6R, using a dedicated check strap allows for maintaining the factory door operating characteristics, which is important both from an ergonomic perspective and for the safety of passengers entering the rear seat.

Construction and fitment for the VW Polo 6R

The component has been designed specifically for the body geometry of the Polo 6R, taking into account hinge kinematics and the construction of the pillar and door. The appropriate placement of mounting points facilitates installation in factory holes without the need for modifications or additional adjustments.

Such fitment translates into:

• consistent operation with factory rear door hinges,
• correct positioning of the door panel relative to the body,
• maintaining the proper resistance force during opening and closing.

Benefits of using an original check strap

Using an original check strap in the VW Polo 6R provides tangible operational benefits. The precise operation of the mechanism reduces the load on the hinges, which can positively affect their durability. At the same time, the user receives predictable door behavior in daily use – both at partial and full opening.

Replacing a worn component with a functional check strap is particularly recommended when symptoms such as clicking noises, a lack of noticeable door stop positions, or free "dropping" when opening occur. Restoring the proper operation of this sub-assembly improves the comfort of using the rear cabin area and reduces the risk of accidentally hitting adjacent vehicles or obstacles with the door.

Application in the rear door area

The check strap works in conjunction with elements from the Door Upholstery group, seals, and other components of the rear body structure. A properly functioning mechanism helps maintain tightness and proper door fitment to the body, which is significant for interior acoustics and protection against external factors.

If you are planning a comprehensive repair or upgrade of the rear door area in your Volkswagen and need other parts from the same group, such as door cards, panels, or decorative inserts, check the available parts in the Volkswagen Door Upholstery category.

Practical installation and maintenance tips

When replacing the check strap, it is worth paying attention to the condition of the mounts in the door and on the pillar, as well as the general geometry of the hinges. Careful installation, while maintaining the correct bolt tightening sequence, allows for uniform mechanism operation and avoids stress in the door structure.

For users interested in a broader approach to maintaining the car in good technical condition, the guide material regarding the impact of individual systems on vehicle durability may be helpful – more information can be found in the article Engine cooling system – overheating, repair, and used radiators.