BMW 3 4 E93 F33 Folding Top Hardtop Roof Shell Front Bluewater Metallic - 896

BMW 3 4 E93 F33 Folding Top Hardtop Roof Shell Front Bluewater Metallic in Bluewater Metallic is an original body component designed for vehicles with an electric folding roof. This solution is intended for users who require a professional replacement of a damaged front roof panel while maintaining factory geometry, rigidity, and color consistency with the body line.

Specifications and technical data

• SKU: 7400554-WB
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7400554
• Substitutable numbers: 41007400554, 7400554, 54377183295, 7183295, BG
• Weight: 150
• Location on the vehicle: Front
• Color: Bluewater Metallic - 896
• Category: Other Exterior Parts & Accessories

Purpose and function of the component

The described shell constitutes the front segment of the hard folding roof in BMW 3 Series E93 and 4 Series F33 convertibles. It is responsible for maintaining the correct roof line, ensuring proper closure of the structure, and providing a stable connection with the windshield and other hardtop panels. Its positioning in the front part of the vehicle makes this element significant for both cabin protection and body aerodynamics.

Color and body fitment

The factory Bluewater Metallic paint allows for aesthetic matching to vehicles in the same shade, limiting the scope of any potential paint work. The metallic coating provides a characteristic depth of color and harmonizes well with the body line of BMW convertibles, emphasizing their dynamic yet elegant character.

Technical characteristics and installation

The hardtop roof shell is a structural element with clearly defined weight and dimensions, adapted to work with the factory roof folding mechanism. The front panel must be precisely fitted to the windshield frame, seals, and other segments; therefore, using an original BMW component promotes the correct operation of the entire system. The appropriately selected weight of the element is crucial for the proper functioning of the actuators and the kinematics of the folding roof.

Application in service and accident repairs

This type of roof shell is primarily used for accident repairs, mechanical damage to the roof, or issues with the proper closing of the structure. Replacing the front panel with an original used component allows you to:

• restore the correct geometry of the folding roof,
• maintain compatibility with the factory mechanism,
• minimize the risk of leaks in the front area,
• maintain a consistent body appearance along the roof line.

The used condition means that the part comes from dismantling, which in many cases represents a favorable compromise between repair costs and maintaining original manufacturing quality.

Integration with other BMW components

The front hardtop roof shell works in conjunction with seals, guides, actuators, and the electronics controlling the folding mechanism. Proper fitment of this panel affects the operation of the entire system – from the smoothness of movement and positioning relative to the body, to the reduction of structural stress. As a result, it is an essential element for maintaining the comfort of using the convertible, including cabin noise levels and protection against weather conditions.

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

For a comparison of structural solutions used in sports models of other brands and a better understanding of the differences in body and chassis construction, it is worth reading the article Audi RS vs other models – what is hidden under the hood and chassis?, which shows how manufacturers design key vehicle systems across different model lines.

If you want to better plan your purchases of body parts, mechanical components, and small accessories in one place, the guide Comprehensive supply: From the engine to the smallest clip – how to complete used car parts in one place? may be helpful, as it describes a practical approach to selecting original used parts.