BMW 1 Series F20 LCI Cover Fuel Filler Pot Carrier Cap 7434640 51177434640

BMW 1 Series F20 LCI Cover Fuel Filler Pot Carrier Cap is an original body component from the Fuel filler flaps and caps group, designed for 1 Series models after the facelift (LCI). It provides an aesthetic finish to the fuel filler area while protecting the fuel cap and filler neck from dirt and external factors.

Specifications and technical data

• SKU: 7434640
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7434640
• Substitutable numbers: 51177434640, 7434640
• Category: Fuel Tank Caps

Purpose and function of the fuel filler cover

The fuel filler cover in the BMW 1 Series F20 LCI is responsible for the mechanical protection of the refueling socket, limiting the access of moisture, dust, and road salt to the area around the cap. A properly selected flap stabilizes the filler area, facilitates daily refueling, and helps maintain a consistent appearance of the side body panel.

An element from this group is particularly important after body and paint repairs, fender replacement, or parking damage, when it is necessary to restore factory fitment and the correct operation of the opening mechanism.

Original origin and fitment for BMW

The presented BMW 1 Series F20 LCI Cover Fuel Filler Pot Carrier Cap comes from the original parts line, which ensures the preservation of factory geometry, the correct bending radius, and compatibility with the stock hinge and opening mechanism in the F20 LCI model. As a result, installation does not require modifications, and the body line remains consistent with the manufacturer's design.

Original manufacturing also means compliance with factory dimensional tolerances, which minimizes the risk of rubbing against the bodywork, improper closing, or leaks in the fuel filler area.

Condition of the component and service application

The product is offered as a used part, making it an attractive solution for post-accident repairs, maintenance service, or restoring the car to a near-factory condition at controlled costs. A used fuel filler cover allows you to maintain the original vehicle specification without the need to resort to replacements with uncertain fitment.

Such a solution is particularly beneficial in the case of local body damage, where replacing the flap alone restores the proper operation of the refueling zone and the consistent appearance of the side body panel.

Technical support and selection by part numbers

The cover belongs to a group of elements that, in service practice, are often selected by catalog numbers and model codes. In case of doubts regarding compatibility with a specific engine version or model year of the F20 LCI, it is worth verifying the vehicle data in the manufacturer's catalog or seeking advice from a technical advisor to ensure a perfect fit with the existing filler mechanism.

For users who want to better understand the role of the refueling zone in the context of the entire fuel system, a guide describing the diagnostics and operation of the fuel supply system will be useful – a detailed discussion can be found in the article Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration.

Expanding upgrades in the BMW fuel filler zone

If you are planning a comprehensive repair or upgrade of the fuel filler zone in your BMW and need other elements from the same group, such as additional flaps, caps, or filler seals, check the available parts in the BMW fuel filler flaps and caps category.