BMW 3 4 E93 F33 Folding Hardtop Top Roof Shell Front Titansilber Silver - 354

Visual condition of the part

Possible scratches and paint chips – condition as shown in the product photos.

BMW 3 4 E93 F33 Folding Hardtop Top Roof Shell Front Titansilber Silver in Titansilber Metallic – 354 is an original body component designed for vehicles with an electric folding roof. This is the ideal solution for users who need a professional replacement for a damaged front roof panel while maintaining factory geometry and visual consistency with the rest of the bodywork.

Specifications and technical data

• SKU: 7400554-TS1
• 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: Titansilber Metallic - 354
• Category: Other Exterior Parts & Accessories

Purpose and function of the component

The described shell constitutes the front segment of the folding hardtop roof in BMW 3 and 4 series E93 / F33 generation models. Its position at the front of the body makes this component responsible for the proper closing of the roof, the front line of the cabin, and the tightness of the connection with the windshield and subsequent roof panels.

By maintaining the factory design, the panel ensures:

• proper guidance of the folding roof mechanism,
• stable support for seals and mounts,
• consistent roof line alignment relative to the pillars and hood.

Color and visual fit

The component is finished in the factory Titansilber Metallic – 354 color, characteristic of many BMW 3 and 4 series vehicles. The metallic paint coating allows for an aesthetic match to the bodywork in the same shade, which in many cases limits the scope of additional paint work.

The uniform color and compliance with the manufacturer's palette facilitate:

• maintaining the original appearance of the vehicle,
• minimizing shade differences between the roof and other panels,
• restoring a consistent stylistic line of the body after repair.

Technical and assembly aspects

The roof shell is a structural element with a specific weight, which is significant for the operation of the entire folding roof mechanism. The appropriate weight of the panel supports the correct operation of actuators, hinges, and guides, and also affects the durability of the entire system in the long term.

Its placement in the front part of the vehicle requires precise assembly, especially in the area of:

• aligning edges with the windshield,
• adjusting gaps between roof panels,
• proper positioning of seals and mounting elements.

Installation in a specialized service center with experience in BMW folding roofs is recommended, which allows for maintaining tightness, proper fitment, and correct operation of the entire system.

Condition and benefits of choosing a used part

The offered component is in used condition, which is a cost-effective solution while maintaining the manufacturer's original design. Choosing such a part allows for:

• reducing repair costs compared to a new panel,
• maintaining factory stiffness and fitment parameters,
• shortening repair time thanks to a ready-to-install body component.

Before installation, it is worth verifying compatibility with the specific equipment version and the condition of the paint surface for any potential finishing work.

Compatibility and part identification

The component belongs to the group of original BMW parts, which facilitates identification and selection for a specific vehicle. The presence of the OEM part number and interchangeable numbers in the technical specification allows mechanics and service advisors to quickly confirm compatibility with a given model and year.

This allows for precise matching of the roof shell to:

• a specific body generation,
• equipment versions with a folding hardtop roof,
• requirements regarding color and body configuration.

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

Technical knowledge and project development

When working on advanced body and drivetrain systems, it is worth using reliable sources of knowledge. To compare design solutions in high-performance cars, you can refer to the article Audi RS vs other models – what is hidden under the hood and chassis?, which discusses the differences in engines, brakes, and chassis, and shows how manufacturers design key vehicle systems.