Ford Focus St-2 Mk2 Front Door Opening Weatherstrip Left N/S 4M51-B20709-AG

Ford Focus St-2 Mk2 Front Door Opening Weatherstrip Left N/S is an original body component from the Door seals group, designed for installation on the driver's side in the front part of the vehicle. It ensures a tight door closure, reduces wind noise, and improves interior protection against water and contaminants, maintaining the factory fit characteristic of the Ford brand.

Specifications and technical data

• SKU: 1495869
• Mark: Ford
• Condition: Used
• OEM Part Number: 1495869
• Substitutable numbers: 4M51-B20709-AG, 4M51B20709AG, 1495869
• Location on the vehicle: Front, Left
• Part type: Door Seal
• Category: Door Seals

Purpose and fitment

The presented weatherstrip has been designed specifically for the front left door opening in the second-generation Ford Focus ST-2. Its placement on the vehicle in the front area on the driver's side ensures proper door edge guidance and stable adhesion to the bodywork, which translates into predictable body behavior during daily use. Thanks to a design consistent with Ford's factory standards, the component maintains the appropriate geometry and flexibility in the sill and pillar area, which facilitates installation and minimizes the risk of leaks after replacing a worn-out seal.

Sealing function and acoustic comfort

The door opening weatherstrip is responsible for key performance parameters in the cabin area:

• limiting the ingress of water and moisture into the vehicle interior,
• reducing wind noise at higher speeds,
• stable guidance of the door panel during closing,
• support for maintaining proper door pressure against the body. A properly selected and functional seal improves subjective driving comfort, reduces cabin noise, and helps keep upholstery and trim elements in better condition for a longer time.

Characteristics of the original Ford component

The original Ford solution ensures consistency with other body components, such as hinges, locks, or door glass. As a result, the seal works with factory mounting points and the shape of the door frame, which reduces the need for additional adjustments after installation. The product comes from dismantling, which means it is a used OEM component that retains the construction and parameters intended by the vehicle manufacturer. For many users, this represents a favorable compromise between the quality of an original part and the purchase cost, especially for maintenance repairs in older Focus models.

Benefits of using the door opening weatherstrip

Using a dedicated front left door opening weatherstrip in the Ford Focus ST-2 Mk2 allows you to:

• restore proper sealing in the driver's door area,
• reduce the risk of window fogging resulting from excessive moisture in the cabin,
• limit air drafts and unwanted noises while driving,
• maintain a consistent, factory standard of body finish. For workshops and individual users, this means a more predictable repair result and a lower risk of complaints related to door leaks after replacing the component.

Part selection and additional information

Before purchasing, it is worth verifying the compatibility of the seal with the specific body version and model year of the Ford Focus ST-2 Mk2 using the OEM part number and interchangeable numbers available in the technical specifications section. This facilitates precise fitment and reduces the time required for installation in the vehicle. If you are planning a comprehensive repair or upgrade of the door area in your Ford and need other elements from the same group, such as door opening seals, edge seals, or additional sealing profiles, check the available parts in the Ford door seals category. If you have doubts about whether a used or refurbished part is a better solution, our guide material describing the differences between these solutions may be helpful – you can find it in the article "Refurbished or used original – which part to choose for repairs?", which discusses the practical aspects of selecting components from dismantling.