BMW 3 4 E93 F33 Folding Top Hardtop Roof Shell Centre Alpinweiss Alpine White

BMW 3 4 E93 F33 Folding Top Hardtop Roof Shell Centre Alpinweiss Alpine White is an original body component designed for the 3 Series convertible, ensuring a seamless body finish and maintaining the factory roofline. The bright Alpinweiss 3 paint allows for an aesthetic match to vehicles in the same color, while the use of a salvaged part enables an economical yet professional roof repair or reconstruction.

Specifications and technical data

• SKU: 7400555-AW
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7400555
• Substitutable numbers: 41007400555, 7400555, 54377183297, 7183297, 54377251990, 7251990
• Weight: 150
• Color: Alpinweiss 3 - 300
• Category: Other Exterior Parts & Accessories

Purpose and function of the roof shell

The roof shell on the BMW E93 Cabrio model serves as the outer layer of the folding roof structure, influencing the vehicle's appearance, protection against weather conditions, and the correct alignment of the body lines. Using an original BMW component ensures proper geometry, fitment with windows and seals, and compatibility with the roof folding mechanism.

This element is particularly important for repairs following collisions, mechanical roof damage, or during body restoration when restoring the factory appearance and external structure is required.

Alpinweiss 3 color – paint matching

The shell is finished in Alpinweiss 3, which facilitates installation in BMW E93 Cabrio units factory-painted in this shade. This allows for a reduction in the scope of paintwork or enables it to be carried out in a more controlled manner, maintaining a uniform shade of white across the entire body.

A uniform paint coating on the roof shell helps achieve a consistent visual effect, which is significant for both service repairs and restoration projects or preparing the car for sale.

Characteristics of the used component

The offered roof shell comes from dismantling, meaning it is a used part that retains the original construction and manufacturer's specifications. This type of component is a good choice for repairs where combining OEM quality with service cost control is key.

Using a used roof shell allows for the preservation of factory mounting points, the correct sheet metal profile, and compatibility with existing roof hardware, such as guides, seals, or folding mechanism elements (if applicable to the specific unit).

Assembly and technical aspects

Due to the specific nature of the convertible construction, installing the roof shell on a BMW E93 requires precise alignment relative to the roof frame, side windows, and rear window. Using an original shell simplifies body and paint work because the component is designed for specific body dimensions and shapes.

When planning the installation, consider:

• checking the roof geometry and mounting points,
• adjusting the gaps between the roof and body elements,
• verifying the condition of seals and guides before final assembly of the structure.

This approach allows for a stable fit of the shell and reduces the risk of subsequent leaks or improper operation of the folding mechanism.

Integration with other BMW body elements

During a comprehensive roof rebuild or major body repair, it is worth considering a simultaneous check of other components within the upper body area, such as seals, trim strips, or fasteners. Using original BMW solutions helps maintain proper structural rigidity and correct roof operation in the long term.

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

Technical knowledge and part selection

When selecting body elements and mechanical components, knowledge of structural differences between specific model versions and engine variants can be helpful. In the context of more advanced modernization or comparative projects, it is worth referring to technical materials describing differences in drivetrains, suspension, or brakes – for example, the article Audi RS vs other models – what is hidden under the hood and chassis?, which shows how manufacturers differentiate construction within a single model family.

Summary

BMW 3 4 E93 F33 Folding Top Hardtop Roof Shell Centre Alpinweiss Alpine White is an original body component designed for the 3 Series convertible, allowing for professional repair or restoration while maintaining the factory appearance and roof geometry. The used shell in Alpinweiss 3 is a practical solution for workshops and users who expect compliance with OEM construction and a consistent visual effect after completing body and paint work.