Fuel Filler Cap Mercedes W447 W906 Tank Cap Black Covering A0004705805

Visual condition of the part

The product shows signs of use visible in the photos.

Fuel Filler Cap Mercedes W447 W906 Tank Cap Black Covering is an original fuel system component designed for diesel-powered vehicles. It ensures a tight seal of the filler neck, protecting the fuel from contamination and reducing vapor emissions. Thanks to its robust construction and compliance with Mercedes standards, the cap provides a functional solution for repairing or replacing components in the fuel tank area.

Specifications and technical data

• SKU: A0004705805-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A0004705805
• Substitutable numbers: A0004705805, A 000 470 58 05, A9064700005, A 906 470 00 05, A9064700205, A 906 470 02 05, A0004704605, A 000 470 46 05
• Fuel type: Diesel
• Color: Black
• Category: Fuel Tank Caps

Purpose and function of the fuel filler cap

The fuel filler cap in this model is responsible for securely closing the filler neck in diesel-powered vehicles. Its task is to maintain proper sealing, which supports the correct operation of the fuel system and reduces the risk of moisture and dirt entering the tank. In commercial and delivery vehicles, such as the W447 and W906 series, this has a direct impact on operational reliability in daily use.

Compatibility and OEM identification

The offered cap is part of the Fuel filler flaps and caps group, prepared for use with diesel fuel systems. Identification by the OEM part number and available replacement numbers allows for precise matching of the component to a specific body and engine version, minimizing the risk of mismatch. In practice, this means it can be installed directly in place of a worn or damaged cap without the need for modifications.

Performance and material properties

The cap is finished in Black, ensuring a neutral, factory-look appearance that matches most standard Mercedes fuel fillers. The construction, designed for operation in diesel systems, is resistant to diesel fuel and typical external factors encountered in daily use. Maintaining proper sealing helps reduce fuel evaporation and supports stable conditions within the tank.

Condition and benefits of choosing an original component

The item is offered as used, which provides a cost-effective solution while maintaining the manufacturer's original specifications. Choosing a factory-original Mercedes fuel filler cap allows you to maintain consistency with other fuel system components and avoid problems typical of aftermarket replacements of uncertain origin. This is a practical option for servicing fleet, delivery, and passenger vehicles of this brand.

Operational safety and part selection

A correctly selected fuel filler cap is important for refueling safety, protection against leaks, and the stability of the fuel system. When selecting, it is worth using the OEM number and reference numbers, as well as verifying the vehicle's fuel type. For users who want to deepen their knowledge about fuel system operation, diagnostics, and component regeneration, the following article will be helpful: Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration.

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

In the case of expanding or modifying the vehicle using second-hand components, a guide describing the selection and application of used tuning parts may serve as inspiration: The best used parts for tuning your car. This makes it easier to plan service work and potential modifications while maintaining reasonable costs and appropriate quality.