Ford Focus Mk3 Door Check Strap Stopper Seal Rear Right O/S CM51-A27206-AC

Ford Focus Mk3 Door Check Strap Stopper Seal Rear Right O/S is an original component from the Door seals group, designed for the rear right body section. It ensures proper sealing of the door check strap, which translates into stable hinge operation, noise reduction, and protection against moisture at the critical mounting point.

Specifications and technical data

• SKU: CM51A27206AC
• Mark: Ford
• Condition: Used
• OEM Part Number: CM51A27206AC
• Substitutable numbers: CM51A27206AC, CM51-A27206-AC
• Location on the vehicle: Rear, Right
• Part type: Door Seal
• Category: Door Seals

Purpose and function of the door check strap seal

The presented seal is dedicated to the rear right part of the body, at the door check strap mounting point. Its function is to:

• dampen vibrations and the operation of the check strap mechanism during door opening and closing,
• limit the ingress of moisture and contaminants into the mounting point,
• reduce unwanted door operation noises, such as knocking or clicking,
• stabilize the position of the check strap relative to the door panel and pillar. Thanks to its precise fit to the Ford Focus Mk3 design, the seal helps maintain the factory-standard door operation and improves vehicle comfort.

Advantages of using an original Ford seal

The original rear right door check strap seal has been designed specifically for the body geometry of the Ford Focus Mk3. This translates into several significant assembly and operational benefits:

• Precise fit – the shape and material flexibility are adapted to the factory check strap and mounting holes in the door and pillar.
• Stable mechanism operation – a properly selected seal helps maintain consistent resistance when opening the door, without unwanted play.
• Better protection against corrosion – limiting moisture contact with the mounting point reduces the risk of corrosion around bolts and sheet metal.
• Consistency with factory design – no need for modifications, adjustments, or trimming of the component.

Assembly and operational characteristics

The rear right door check strap seal is a component that can be replaced during service work related to doors, hinges, or the check strap itself. In practice, this means:

• the possibility of installation during accident repairs or when replacing the check strap itself,
• easier maintenance of proper door-to-body alignment,
• reducing the risk of leaks and unwanted noises during operation. The component from this group is particularly useful when the existing seal is perished, deformed, or mechanically damaged, which can affect acoustic comfort and the durability of the mounting.

Part condition and benefits of choosing a used component

The offered seal comes from the used parts segment, which allows for combining an attractive purchase cost with maintaining the original manufacturer's specifications.

• preservation of the factory shape and compatibility with the Ford Focus Mk3 door structure,
• possibility of economical repair in case of local damage around the check strap,
• reduced risk of mismatching, typical for aftermarket parts with universal geometry. For users considering different repair strategies, a guide discussing the choice between refurbishment and used parts may be useful – more information can be found in the article Refurbished or used original – which part to choose for repairs?.

Complementary Ford door seals

If you are planning a comprehensive repair or upgrade of the door area in your Ford and need other components from the same group, such as perimeter seals, sealing inserts, or additional profiles at the door edges, check the available parts in the Ford door seals category.

Summary

Ford Focus Mk3 Door Check Strap Stopper Seal Rear Right O/S is a practical choice for those who want to restore the proper operation of the rear right door and ensure protection of the check strap mounting point. Its original origin from the Door seals group facilitates trouble-free installation and maintenance of factory operating parameters, which translates into vehicle comfort and longer durability of door components.