BMW 6 Series E63 Rear Right O/S Side Window Edge Protection Seal 7025578

BMW 6 Series E63 Rear Right O/S Side Window Edge Protection Seal is an original body component designed for installation on the rear right side of the vehicle. It ensures a tight fit of the window to the bodywork, improving protection against water, noise, and debris. Thanks to its factory fitment, it is a functional service solution for BMW 6 Series E63 owners who care about the condition of their bodywork and driving comfort.

Specifications and technical data

• SKU: 7025578
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7025578
• Substitutable numbers: 51377025578, 7025578, pk
• Location on the vehicle: Rear, Right
• Category: Other Exterior Parts & Accessories

Purpose and function of the component

The presented edge seal is designed specifically for the rear right side window of the BMW 6 Series E63 body. Its purpose is to:

• seal the contact point between the window and the body frame,
• limit the ingress of water and moisture into the interior,
• reduce wind noise while driving,
• protect the window edge against mechanical damage.

Thanks to its precise profile, the seal works in harmony with the geometry of the door and window, which translates into stable window seating and predictable behavior during opening and closing.

Compatibility and fitment for BMW 6 Series E63

The component has been developed with the BMW 6 Series E63 body structure in mind, which means maintaining factory assembly clearances and the correct contact line with the window. The placement on the vehicle is the rear – right side, which facilitates clear identification during service work.

Proper fitment of the seal is important not only for tightness but also for the operation of the window mechanism and the aesthetics of the side body section. Using an original solution allows you to maintain a consistent look and functionality of the window area on the rear passenger side.

Performance characteristics and installation benefits

Replacing the side window edge seal is recommended in the event of leaks, increased noise, signs of corrosion around the frame, or visible damage to the rubber. Using this component allows you to:

• restore the proper tightness of the rear right window,
• reduce the risk of moisture affecting the upholstery and interior components,
• improve interior acoustics at higher speeds,
• maintain proper window guidance within the frame.

This is a practical service solution for users who want to restore factory comfort parameters in their BMW 6 Series E63 in a controlled manner without interfering with the body structure.

Component condition and service application

The offered seal comes from dismantling and is intended for reinstallation in a vehicle where it is necessary to replace a worn or damaged part. This type of part is particularly useful for post-collision repairs, body and paint work, or comprehensive renovation of the side window area.

For workshops and service centers specializing in the BMW brand, using an original rear right side window seal allows for maintaining consistency in repair technology with the manufacturer's guidelines and reducing the risk of fitment issues associated with aftermarket replacements.

Related components and technical knowledge

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

When working on bodywork, windows, and seals, it is also worth expanding your knowledge about the structural differences between individual model lines and high-performance versions – the article Audi RS vs other models – what is hidden under the hood and chassis? may be helpful, as it discusses, among other things, the manufacturers' approach to designing key components.