Ford Mondeo Mk4 Rear Door Window Seal Gasket Surround Right O/S BS71-N25824-AJ

Ford Mondeo Mk4 Rear Door Window Seal Gasket Surround Right O/S is an item from the Window seals and trims category, designed for installation in the rear right section of the vehicle body. It is responsible for ensuring a tight seal for the window, reducing noise, and protecting the interior from water and debris, while ensuring the stable operation of the window regulator and acoustic comfort in the cabin.

Specifications and technical data

• SKU: 1777854
• Mark: Ford
• Condition: Used
• OEM Part Number: 1777854
• Substitutable numbers: 1777854, BS71-N25824-AJ, BS71N25824AJ
• Location on the vehicle: Rear, Right
• Part type: Window Seal
• Category: Window Seals, Gaskets & Trims

Purpose and function of the seal

The presented seal is dedicated to the rear right door window in the Ford Mondeo Mk4. Its task is to maintain proper sealing between the glass and the door frame, which results in:

• limiting the ingress of water and moisture into the door interior and cabin,
• reducing wind noise at higher speeds,
• stable guidance of the window in the tracks,
• protecting the edge of the glass from excessive wear.

Thanks to its specific profile, the seal works with the door structure, supporting the proper operation of the window lifting and lowering mechanism and maintaining the consistency of the body lines.

Compatibility and fitment for Ford Mondeo Mk4

The seal has been designed specifically for the Ford Mondeo Mk4, taking into account the geometry of the rear right part of the body. This means that:

• the seal profile is matched to the shape of the door frame and glass,
• the mounting points correspond to the manufacturer's factory solutions,
• installation is similar to replacing the original component.

Such fitment allows for maintaining the factory character of the window edge finish and proper adhesion to the bodywork, which is important for both the sealing and the aesthetics of the vehicle.

Performance characteristics and installation benefits

Replacing a worn window seal with a functional component has a direct impact on the daily operation of the car. Using this seal in the Ford Mondeo Mk4 allows you to:

• minimize the risk of window fogging resulting from moisture entering the door interior,
• limit unwanted sounds, such as wind whistling at the window edge,
• increase the acoustic comfort of rear seat passengers,
• maintain stable window guidance during regulator operation.

For service centers and workshops, the ability to install based on factory mounting points is also important, which facilitates work and shortens vehicle service time.

Condition and service application

The item comes from dismantling and is offered as a used part, which is a cost-effective solution for maintenance repairs when the priority is to maintain functionality at reasonable costs. This type of seal is particularly useful in situations where:

• the original seal is cracked, deformed, or leaking,
• there is noticeable wind noise in the area of the rear right window,
• water is getting into the door interior, causing accelerated corrosion of metal components.

Selecting the correct seal for the specific mounting location in the vehicle allows for restoring proper operating conditions for the window mechanism and limiting further wear of door components.

Related components and technical knowledge

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

When working on body sealing and protecting structural components, it is also worth paying attention to the condition of systems affecting the temperature and operating conditions of the power unit – you will find practical information on this topic in the article Engine cooling system – overheating, repair, and used radiators, which discusses the relationship between engine operating temperature and component durability.