BMW F10 F20 F30 Fuel Tank Filler Cap Cover 7482901

BMW F10 F20 F30 Fuel Filler Cap is an original part from the Fuel Filler Caps & Accessories category, designed for BMW F-series models. It ensures a tight seal for the filler neck, stabilizes the fuel system's operation, and helps maintain the vehicle's proper performance parameters. Thanks to its factory OEM design, the cap is precisely fitted to the filler neck socket, facilitating easy installation and daily use.

Specifications and technical data

• SKU: 7482901
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7482901
• Substitutable numbers: 16117482901, 7482901
• Category: Fuel Flaps & Components

Purpose and Technical Function

The fuel filler cap for BMW F-series is responsible for securely sealing the fuel tank neck, limiting fuel evaporation, and protecting against external contaminants. It is a component that works with the fuel system, influencing:

• maintaining the correct pressure in the tank,
• stable engine operation under various load conditions,
• protection against water, dust, and dirt entering the system.

Thanks to its design compliant with BMW standards, the cap integrates with the filler neck's factory geometry, ensuring a secure tightening and consistent closure with every refueling.

Construction and BMW Fitment

The BMW F10 F20 F30 Fuel Filler Cap is designed as an OEM part, meaning it retains original dimensions, shape, and mounting method. In practice, this translates to:

• proper fit with the fuel filler flap and neck,
• correct operation of the closing and opening mechanism,
• compliance with factory sealing requirements.

Original sourcing from the BMW brand minimizes the risk of installation issues often encountered with aftermarket replacements of similar, but not identical, dimensions.

Condition, Verification, and Service Application

The offered cap comes from the used parts segment, allowing for economical repair while maintaining original manufacturing quality. This type of part is particularly useful in situations where:

• the existing cap has suffered mechanical damage (cracks, worn mounting),
• there are problems with the fuel filler neck closing properly,
• diagnostic errors related to fuel system leaks appear.

Selection by OEM number or interchangeable part numbers allows for precise matching to a specific body style and engine version, which is crucial for professional service or workshops specializing in the BMW brand.

Benefits of Using an Original BMW Cap

Using an original fuel filler cap offers tangible operational benefits:

• stable fuel system performance parameters due to maintained factory sealing,
• reduced risk of contaminants entering the tank,
• no need for modifications or adjustments during installation.

For BMW users and workshops, this is a solution that combines predictable performance with adherence to the vehicle manufacturer's standards.

Technical Support and Additional Materials

To better understand the impact of fuel filler sealing on the entire fuel system and to correctly select parts by OEM numbers, it is worth consulting an expert guide on diagnostics and operation, available in the article Fuel System – Injectors, Pumps, and Fuel Tank: Maintenance and Repair.

If your BMW service plan also includes replacing other components related to refueling and tank protection, such as additional seals or mounting accessories, check the available parts in the BMW Fuel Filler Caps & Accessories category.