Mercedes W639 W906 Fuel Tank Flap Cap Cover Brilliant Silver - 9744 A6397520096

Mercedes W639 W906 Fuel Tank Flap Cap Cover Brilliant Silver - 9744 is an original body component from the Fuel filler caps and accessories group, designed for installation on the left side of Mercedes commercial vehicle series. The silver finish in the Brilliant Silver Metallic shade allows for an aesthetic match to the factory body paint and restores a consistent appearance to the fuel filler area.

Specifications and technical data

• SKU: A6397520196-BRS
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6397520196
• Substitutable numbers: A6397520196, A 639 752 01 96
• Location on the vehicle: Left
• Color: Brilliant Silver Metallic - 9744
• Category: Fuel Flaps & Components

Purpose and function of the component

The presented fuel tank flap cover has been designed specifically for Mercedes W639 and W906 series models, where it is responsible for covering the fuel filler neck and aligning the side line of the bodywork. Its placement on the left side of the vehicle ensures compatibility with the factory body layout and enables trouble-free replacement of a damaged or corroded flap.

The component serves both a protective and visual function – it secures the area around the filler from external dirt and contributes to maintaining a uniform paint surface in the side zone. Thanks to the design compliant with OEM solutions, the correct mounting gaps and geometry relative to the fender and sliding or rear doors are maintained.

Color and paint matching

The flap is factory-finished in Brilliant Silver Metallic, which allows for precise matching to Mercedes vehicles painted in this shade. The metallic paint coating ensures consistency with other body panels, reducing the need for additional painting when replacing the component on a vehicle of the same color.

In the case of vehicles in a different color, the flap can serve as a base for repainting – the metallic primer structure facilitates obtaining an even surface after preparation by a paint technician. As a result, the part is suitable for both post-accident repairs and gradual body restoration.

Mounting characteristics

The fuel filler cover is adapted for installation at the factory mounting points on the left side of the vehicle, which facilitates work for body shop technicians and mechanics. The design, consistent with the original Mercedes project, allows for maintaining the proper opening angle of the flap and correct interaction with the locking mechanism and the fuel filler cap.

With proper selection for a specific model from the W639 or W906 series, the replacement of the component is limited to disassembly and assembly work, without the need for body modifications. This is a practical solution for repairs after side collisions, parking damage, or local corrosion in the filler area.

Condition and practical application

The part comes from disassembly, which allows for economical vehicle repair while maintaining the original geometry and finish character. This type of component is particularly useful for:

• repairs after mechanical damage in the vicinity of the fuel filler,
• visual restoration of the side part of the bodywork,
• restoring a consistent appearance of a fleet or utility vehicle.

Thanks to the use of an original flap, it is possible to maintain a uniform side line of the bodywork and the proper operation of the opening mechanism in daily use.

Part selection and technical support

When selecting the flap, it is worth verifying compatibility with the specific body version and vehicle year using the OEM part number and interchangeable numbers available in the technical specification. This helps avoid problems with matching the shape, mounts, and bending radii of the sheet metal in the fuel filler zone.

To better understand the role of this component in the vehicle's entire fuel supply path and to correctly diagnose problems related to refueling, it is worth reading the guide material regarding the fuel system – it discusses in detail diagnostics, selection by OEM numbers, and maintenance of fuel supply components: Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration.

If you are planning a comprehensive repair or upgrade of the fuel filler area in your Mercedes and need other components from the same group, such as additional covers, mounting elements, or accessory filler protections, check the available parts in the Mercedes fuel filler caps and accessories category.