Ford Focus Mk3 Exterior Door Window Seal Molding Rear Right O/S BM51-A254A42-AF

Visual condition of the part

The product shows signs of use visible in the photos.

Ford Focus Mk3 Exterior Door Window Seal Molding Rear Right O/S is an original component from the Window seals and moldings category, designed for installation on the rear right door. It ensures a tight seal for the window, reduces wind noise, and protects the interior of the door from excessive exposure to external elements. This is a practical solution for users looking to restore proper window operation and the aesthetic appearance of the side bodywork in their Ford Focus Mk3.

Specifications and technical data

• SKU: BM51-A254A42-AA
• Mark: Ford
• Condition: Used
• OEM Part Number: BM51-A254A42-AA
• Substitutable numbers: BM51-A254A42-AA, BM51A254A42AA, 2229819, BM51-A254A42-AF, BM51A254A42AF
• Location on the vehicle: Rear, Right
• Part type: Window Trim
• Category: Window Seals, Gaskets & Trims

Purpose and vehicle placement

The presented seal is designed for installation on the rear right door of the Ford Focus Mk3. It is responsible for the external sealing of the window, operating in the contact zone between the glass and the door panel. A correctly selected component in this area:

• stabilizes the window during raising and lowering,
• limits the ingress of water and contaminants into the door interior,
• reduces wind noise at higher speeds,
• contributes to smooth window guidance in the channels.

Technical and functional characteristics

The exterior rear right door window seal for the Ford Focus Mk3 is a profiled component, matched to the shape of the door frame. Thanks to the factory design, it maintains the correct geometry, which facilitates installation and allows for uniform pressure against the glass surface. The design provided by the vehicle manufacturer ensures:

• compatibility with the factory window lifting mechanism,
• consistent fit with the body line and other moldings,
• appropriate flexibility in the window operating zones,
• stable seating in the door edge after proper installation.

By maintaining the original geometry, the seal works with existing door components, minimizing the risk of rattling, looseness, or leaks during operation.

Component condition and service application

The offered seal is a used part, which allows for an economical repair of the window area while maintaining the manufacturer's original specifications. This type of component is particularly useful in situations where:

• the existing seal is cracked, deformed, or excessively worn,
• there are leaks resulting in increased noise or moisture,
• after body and paint repairs, it is necessary to restore the correct window fitment,
• the user wants to improve the acoustic and visual comfort of the side bodywork.

Using an original seal from the same model generation allows for maintaining technical consistency with other door elements and avoiding problems typical of aftermarket replacements with inaccurate profiles.

Benefits of installation in the Ford Focus Mk3

Installing the exterior rear right door window seal in the Ford Focus Mk3 brings a number of practical operational benefits:

• Improved sealing – limiting the ingress of water and dirt into the door interior, which promotes a longer service life for the window lifting mechanism.
• Better acoustic comfort – reduction of wind noise and vibrations in the rear cabin area.
• Aesthetic window edge finish – a uniform seal line contributes to the visual perception of the side bodywork.
• Restoration of factory window operating parameters – proper glass guidance reduces the risk of scratches and uneven closing.

Related components and technical knowledge development

If you are planning a comprehensive repair or upgrade of the side window area in your Ford and need other components from the same group, such as exterior window moldings, additional edge seals, or trim strips, check the available parts in the Ford window seals and moldings category.

For users interested in deepening their knowledge about diagnostics and the selection of powertrain components, including used parts, the article describing a practical approach to assessing wear and matching components may be helpful – you can find it here: Clutch and dual-mass flywheel – diagnostics and selection of powertrain parts.