Ford Transit Custom Fuel Filler Flap Cover GK21-V405A02-AA Moondust Silver - ZJ

Visual condition of the part

Possible scratches and paint chips – condition as shown in the product photos.

Ford Transit Custom Fuel Filler Flap GK21-V405A02-AA Moondust Silver ZJ is an original cover from the Fuel Filler Caps and Accessories category, designed for professional replacement of a damaged body element. Finished in Moondust Silver Metallic - ZJ, it helps maintain the vehicle's visual consistency and proper protection of the fuel filler neck.

Specifications and technical data

• SKU: GK21-V405A02AA-MDS
• Mark: Ford
• Condition: Used
• OEM Part Number: GK21-V405A02-AA
• Substitutable numbers: GK21-V405A02-AA, GK21V405A02AA
• Color: Moondust Silver Metallic - ZJ
• Category: Fuel Flaps & Components

Purpose and Function of the Fuel Filler Flap

The fuel filler flap in the Ford Transit Custom is responsible for shielding the fuel cap and filler neck from dirt, moisture, and mechanical damage. A correctly chosen element from the Fuel Filler Caps and Accessories group contributes to the safe operation of the fuel system and the aesthetic appearance of the vehicle's side body.

The presented flap is an original Ford part, which means it retains factory geometry, the correct hinge profile, and proper fit with the filler recess and body line. As a result, after installation, there are no issues with closing, rubbing against the paint, or leaks around the filler neck.

Moondust Silver Metallic - ZJ Color and Visual Matching

The finish in the Moondust Silver Metallic - ZJ shade allows for an aesthetic match of the flap to factory-painted Ford Transit Custom models in this color. This is particularly important for post-accident repairs or spot bodywork corrections where color and paint structure consistency is crucial.

Choosing a part with the correct paint code reduces or completely eliminates the need for additional painting, shortening repair time and reducing costs. In practice, this means a faster return of the vehicle to service, which is especially important for commercial vehicles and fleets.

Technical Characteristics and Installation

The Ford Transit Custom fuel filler flap is designed as a component that works with the factory hinge mechanism and the original filler recess. The design includes:

• a correctly shaped outer surface matching the body's contours,
• a mounting area for the hinge that allows for stable operation during repeated opening and closing,
• geometry ensuring proper adhesion to the bodywork when closed.

As a used part, this item comes from disassembly, which in practice means retaining the original manufacturer's specifications and compatibility with factory mounting points. With proper installation, there is no need for body modifications or the use of non-factory solutions.

Application of Used Parts in Body Repairs

Choosing a fuel filler flap as a used part is a cost-effective solution while maintaining original quality of workmanship. Such body elements, when in good technical condition, can be successfully used in:

• post-accident repairs,
• restoring full fuel filler functionality after mechanical damage,
• aesthetic renovation of fleet or commercial vehicles.

If you want to learn more about the specifics of selecting and operating refueling-related components, as well as the impact of filler protection on the durability of the entire system, the article Fuel System – Injectors, Pumps, and Fuel Tank: Maintenance and Repair will be useful, discussing the principles of diagnostics and operation of fuel components.

Assistance with Selection and Additional Information

When selecting a fuel filler flap for the Ford Transit Custom, it is crucial to pay attention to compatibility with the specific body version and paint code. If in doubt, it is advisable to compare the shape and mounting method with the part currently installed on the vehicle or consult a technical advisor.

If you are planning a comprehensive repair of the fuel filler area on your Ford and also need other protective or mounting elements, check the available parts in the Ford Fuel Filler Caps and Accessories category.

For users interested in the broader use of disassembled parts, their cost-effectiveness, and methods of verifying their condition, the guide Used Parts – Your Guide to the Best Offers in the Automotive Store will be helpful, describing practical principles for safely purchasing used components.