BMW 3 Series E90 Sliding Sunroof Sun Roof Frame Complete Glass Grey Roller

BMW 3 Series E90 Sliding Sunroof Sun Roof Frame Complete Glass Grey Roller is an original body component designed for the 3 Series E90 models, allowing for the professional replacement of a damaged sunroof module. This used component in Grey color ensures consistent roof aesthetics and proper operation of the opening and closing mechanism. It is a solution for users who expect factory-fit quality without the need for structural modifications.

Specifications and technical data

• SKU: 7157447
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7157447
• Substitutable numbers: 54137145920, 7145920, 54107157447, 7157447, BG
• Color: Grey
• Category: Other Exterior Parts & Accessories

Purpose and function of the BMW E90 sunroof

The sunroof in the BMW E90 is responsible for cabin illumination, improved ventilation, and driving comfort at higher speeds, thanks to controlled airflow. The presented item includes the roof structure with a sunroof opening, prepared to work with the factory sliding and tilting mechanism used in the 3 Series E90. Using an original solution allows for maintaining the correct body geometry and roof seal integrity.

Construction and color matching

The roof element with a sunroof has been manufactured in accordance with BMW standards, maintaining appropriate rigidity and resistance to deformation. The Grey color makes it easier to match with factory paint configurations used in the E90 series, which limits the scope of any finishing work required after installation. By maintaining the original roof line, the sunroof works correctly with seals, the headliner, and other body components.

Benefits of using an original roof with a sunroof

Using an original roof with a sunroof in a BMW E90 provides:

• factory mounting points, facilitating installation in place of the damaged component,
• maintenance of the correct roof profile and proper seal adhesion,
• visual consistency with the 3 Series E90 body line,
• the possibility of continued use of the factory sunroof mechanism after its proper transfer or installation.

For users who want to restore full sunroof functionality after a collision or roof corrosion, this component is a practical and technically sound solution.

Condition, verification, and service application

The product comes from disassembly and is offered as a used BMW body component, which allows for economical repair while maintaining the original construction. Before installation, a standard inspection of the surface and mounting points is recommended, as well as preparation for painting if matching a specific vehicle paint code is required. This type of roof with a sunroof is suitable for both professional body and paint shops and specialized workshops dealing with BMW 3 Series restoration.

Compatibility and part selection

To correctly select a sunroof for a specific BMW E90, it is worth verifying compatibility with the vehicle's equipment and body configuration. Comparing the roof structure, mounting layout, and the type of sunroof mechanism used is helpful. In case of doubt, vehicle identification data and consultation with a service specializing in the BMW brand will be useful, which minimizes the risk of component mismatch.

If you are planning a comprehensive repair or upgrade of the roof area in your BMW and need other components from the same group, such as guides, seals, or mounting frames, check the available parts in the Other BMW category.

To compare design solutions used in sports models of other brands and better understand the differences in chassis and drivetrain construction, you can read the article Audi RS vs other models – what is hidden under the hood and chassis?, which shows how manufacturers design key components in high-performance cars.

If you are considering choosing between a used original component and a replacement, the guide 5 reasons why a used OEM part is a better choice than a replacement may be helpful, explaining the practical differences in fit, durability, and ease of installation.