Mercedes W124 Fuel Tank Petrol Complete Fuel Tank Unit 70L A1244700304

Visual condition of the part

The product shows signs of use visible in the photos.

Mercedes W124 Fuel Tank Petrol Complete Fuel Tank Unit 70L is an original fuel system component designed for the classic Mercedes W124 model with a petrol engine. The tank ensures proper operating capacity, stable fuel supply to the power unit, and correct fuel preparation for the system's further operation.

Specifications and technical data

• SKU: A1244700304
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1244700304
• Substitutable numbers: A1244700304, A 124 470 03 04
• Weight: 150
• Fuel type: Petrol
• Category: Fuel Tanks & Filler Necks

Purpose and function in the fuel system

The presented tank belongs to the Fuel tanks and filler pipes group, responsible for fuel storage, initial separation of impurities, and safe delivery to other system components. The design is adapted for use with petrol, which is important for material resistance and compatibility with the equipment.

The completeness of the set facilitates installation in the vehicle and allows for efficient restoration of the proper operation of the fuel system without the need to match many additional components. This solution is particularly beneficial for post-accident repairs, bodywork restorations, or replacing a corroded tank.

Benefits of using an original Mercedes tank

Using a dedicated fuel tank in a Mercedes W124 translates into:

• maintaining factory geometry of mounts and fuel line routing,
• proper cooperation with the venting system and fuel system equipment,
• stable supply of the petrol engine under various operating conditions.

Thanks to the fitment for a specific body platform, the risk of leaks, installation stresses, and equipment compatibility issues is reduced. This is particularly important in vehicles where maintaining original performance characteristics and safety is a priority.

Condition, installation, and technical aspects

This item comes from the used parts group, which allows for economical repair while maintaining the manufacturer's original specifications. The tank has a specific weight, which should be taken into account when planning the installation – it is recommended to work on a lift or inspection pit and use appropriate supports during removal and installation.

When replacing the fuel tank, it is worth paying attention to the condition of lines, clamps, mounts, and seals to avoid subsequent leaks. It is also recommended to flush the fuel system and check the filters, which improves engine smoothness and reduces the risk of contamination in the injectors.

Technical support and selection by part numbers

This tank model has an assigned OEM part number and interchangeable numbers, which facilitates precise identification and selection for a specific body version and power unit. In case of doubt, it is worth comparing the markings with the vehicle documentation or using the manufacturer's catalogs to confirm full compatibility.

For users who want to better understand the operation of the entire fuel system, diagnostics, and principles of fuel tank operation, the following article will be helpful: Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration. There you will find practical tips regarding part selection by numbers as well as operation in workshop conditions and daily driving.

Expanding repairs within the fuel system

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 tanks, filler pipes, or supply lines, check the available parts in the Mercedes fuel tanks and filler pipes category.

Such an approach allows you to refresh the entire fuel supply section in one service stage, reduce vehicle downtime, and minimize the risk of subsequent leaks or venting problems. This is especially important in vehicles used intensively or undergoing bodywork restoration.