BMW F30 F31 F80 M3 Cover Fuel Filler Pot Carrier Cap 7238100

BMW F30 F31 F80 M3 Cover Fuel Filler Pot Carrier Cap is an original body component from the Fuel filler covers and accessories group, designed for BMW 3 Series models, including the M3 version. It allows for maintaining a consistent side body line and properly securing the fuel filler, which is important for both aesthetics and daily vehicle operation. Thanks to its factory origin, it ensures a proper fit to the fender shape and opening mechanism.

Specifications and technical data

• SKU: 7238100-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7238100
• Substitutable numbers: 51177238100, 7238100, 51177238101, 7238101
• Fuel type: Petrol, Diesel
• Category: Fuel Flaps & Components

Purpose and function of the BMW fuel filler flap

The presented fuel filler flap has been designed specifically for the BMW F30, F31 series and the sporty F80 M3 variant. It is a body component responsible for covering the fuel filler neck, protecting against contaminants, and maintaining the continuity of the side body surface. A properly selected flap eliminates issues with leaks, improper closing, or geometric discrepancies relative to the original body line.

This solution is compatible with the fuel systems used in this generation of BMW, allowing for seamless operation with the fuel installation and opening mechanism. As a result, the flap maintains the correct position during refueling and after closing, without the risk of rubbing against adjacent body elements.

Compatibility with fuel type and supply system

The component is intended for use in vehicles of this series equipped with both petrol and diesel engines. This means that the flap design is adapted to the standard placement of the filler and the geometry of the socket in the body, regardless of the fuel type. Such a solution facilitates part selection when servicing a mixed fleet of vehicles or in case of uncertainty regarding the original vehicle configuration.

For users who want to better understand the relationship between body components and the fuel system, a guide on diagnostics and maintenance of the fuel system may be useful – more information can be found in the article Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration.

Assembly and performance characteristics

The fuel filler flap for the BMW F30/F31/F80 M3 series is a component prepared for installation in factory mounting points, which limits the need for additional bodywork modifications. By maintaining the original geometry, it is possible to achieve:

• proper alignment with the fender and bumper line,
• correct cooperation with the hinge and opening spring,
• stable closing without excessive play or stress.

Such a fit translates into daily usage comfort – the flap opens and closes in a predictable manner, and the filler area remains properly protected against water, mud, and minor mechanical damage. Original construction also helps maintain a uniform vehicle appearance after accident repairs or replacement of a worn component.

Condition of the component and benefits of choosing a used part

The offered BMW fuel filler flap comes from the secondary market, which allows for significant reduction in repair costs while maintaining factory specifications. Used parts of this type are frequently chosen for body repairs because they allow for matching the original vehicle construction without the need to use cheaper replacements with uncertain geometry. This is a practical solution for post-collision repairs, bodywork corrections, or restoration of older 3 Series models.

Choosing an original, used flap is particularly important in the case of models such as the F80 M3, where maintaining stylistic consistency and proper element alignment affects not only the appearance but also the vehicle's value. Factory origin also facilitates easier part identification in service documentation and manufacturer catalogs.

Repair expansion – other elements from the same group

If you are planning a comprehensive repair or upgrade of the fuel filler area in your BMW and need other components from the same group, such as additional covers, shields, or protective accessories, check the available parts in the BMW fuel filler covers and accessories category.