BMW F83 M4 Fuel Filler Fill in Flap Cover Cap Silverstone II Metallic - A29

Visual condition of the part

The product shows signs of use visible in the photos.

BMW F83 M4 Fuel Filler Fill in Flap Cover Cap Silverstone II Metallic is an original body component from the Fuel filler flaps and accessories group, designed for the rear section of the vehicle. It is a precisely fitted, factory-made fuel filler flap that maintains a consistent paint finish and provides proper protection for the fuel filler neck in the sporty BMW M4 F83.

Specifications and technical data

• SKU: 8057823-SIL
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8057823
• Substitutable numbers: 8057823, 51178057823
• Location on the vehicle: Rear
• Color: Silverstone Metallic - A29
• Category: Fuel Flaps & Components

Purpose and function of the component

The presented fuel filler flap is designed specifically for the rear body section of the BMW M4 F83 convertible. It is responsible for shielding the fuel filler neck from contaminants and weather conditions, while maintaining the side body line in accordance with the original BMW design. Thanks to the use of the original hinge geometry and mounts, the component works seamlessly with the factory opening and closing mechanism.

Color and paint matching Silverstone Metallic A29

The cover is finished in Silverstone Metallic A29 paint, characteristic of sporty BMW M-series versions. This shade ensures visual consistency with the bodywork in the same paint code, which allows for avoiding additional painting or keeping it to a minimum in case of minor differences resulting from vehicle usage. This is particularly important for post-accident repairs or spot restoration of the side body panel.

Characteristics of the original BMW fuel filler flap

As an original BMW component, the fuel filler flap for the M4 F83 maintains factory dimensional tolerances, which translates into:

• proper fitment with the rear fender and body line,
• correct operation of the opening mechanism,
• stable mounting in the rear section of the vehicle.

The used nature of the part means that the item comes from disassembly, which allows for economical repair while maintaining the original BMW manufacturing quality. This is a solution often chosen for professional body and paint repairs, where compliance with factory specifications is essential.

Application in body and fuel system repairs

The fuel filler flap in Silverstone Metallic A29 is suitable both for replacing a damaged flap after a collision and for visual correction of the side body section. A properly selected cover minimizes the risk of leaks in the fuel filler area and limits the ingress of dirt and moisture into the filler neck, which is important for the long-term, stable operation of the fuel system.

To better understand the impact of the fuel filler neck condition and its protection on vehicle operation, it is worth checking out the guide on fuel system diagnostics and maintenance: Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration.

Compatibility verification by part numbers and paint code

When selecting a fuel filler flap for the BMW M4 F83, it is crucial to check compatibility by part numbers and the Silverstone Metallic A29 paint code. This helps avoid assembly problems and shade differences. For online purchases, practical tips on verifying body parts and BMW components by OEM numbers and paint codes, described in the article, may be helpful: Risk-free online parts shopping – 5 proven ways to verify component compatibility by OEM numbers and paint codes.

If you are planning a comprehensive repair or upgrade of the fuel filler area in your BMW and need other items from the same group, such as additional flaps, filler neck covers, or accessory protection elements, check out the available parts in the BMW fuel filler flaps and accessories category.