Ford Fiesta Mk7 Front Door Window Weatherstrip Seal Left N/S BA61-B20571-AA

Ford Fiesta Mk7 Front Door Window Weatherstrip Seal Left N/S is an original body component designed to protect the window and door edges from water, dirt, and noise ingress. Thanks to its precise fit for the specific body model, it ensures stable window guidance and improves acoustic comfort inside the cabin. It is a practical solution for users looking to restore the proper operation of the window mechanism on the driver's or front left passenger side.

Specifications and technical data

• SKU: BA61-B20571-AA
• Mark: Ford
• Condition: Used
• OEM Part Number: BA61-B20571-AA
• Substitutable numbers: BA61-B20571-AA, BA61B20571AA, 1746923
• Location on the vehicle: Front, Left
• Part type: Inner Beltline Seal
• Category: Window Seals, Gaskets & Trims

Purpose and function of the front left door window seal

The presented seal belongs to the Window seals and trims group and has been designed specifically for the front left door of the Ford Fiesta Mk7. Its task is to seal the space between the glass and the door frame, which limits the ingress of rainwater, dust, and reduces wind noise at higher speeds. A correctly selected seal profile stabilizes the glass in the guide, which translates into smoother operation of the window regulator and less strain on the mechanism.

Benefits of using an original Ford seal

Using an original Ford component allows you to maintain the factory fit with the door frame and glass, without the need for adjustments or modifications. In practice, this means:

• better adhesion to the glass edge and bodywork,
• reduced risk of water leaks in the front left door area,
• reduced cabin noise caused by airflow,
• more uniform window operation throughout its entire range of motion.

For the user, this translates into higher driving comfort, especially during daily use in changing weather conditions.

Installation characteristics and body application

The seal is intended for installation in the front left door area, where it works with the door frame, glass, and lifting mechanism. The design, matched to the specific geometry of the Ford Fiesta Mk7 body, facilitates seating the component in the factory mounting points. This allows the installation to be carried out in an orderly manner, maintaining the correct line of adhesion along the entire length of the glass edge.

The product comes from the segment of used original parts, which allows you to combine factory fit with a favorable repair cost compared to new components. This solution is particularly useful for local body repairs, replacing damaged trims, or restoring tightness after bodywork and paint interventions.

Application in service and body renovation

The Ford Fiesta Mk7 Front Door Window Weatherstrip Seal Left N/S will work well in both professional service centers and workshops specializing in body renovation. It can be used for:

• replacing worn or brittle seals in the front left door area,
• post-collision repairs when it is necessary to restore tightness around the window,
• eliminating noise and wind whistling that occur at higher speeds,
• restoring the correct operation of the window on the driver's or front left passenger side.

Thanks to the preservation of the original component geometry, it is possible to achieve repeatable installation results, which is important for serial repairs in specialized service points.

Expansion of the offer – Ford window seals and trims

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

More about using used components in the interior

If you are interested in a wider use of used components when refreshing your car – not only in the body area but also in the cabin – it is worth reading the tips on choosing seats and steering wheels from the secondary market. Practical tips can be found in the article Car interior tuning with Global Parts, which shows how to effectively combine functionality with a reasonable budget.