Mercedes W221 Fuel Tank Line Fuel Hose M272 M273 Petrol A2214700375

Mercedes W221 Fuel Tank Line Fuel Hose M272 M273 Petrol is an original fuel system component designed for M272 and M273 petrol engines in the S-Class W221. Thanks to its factory geometry and fitment, the hose ensures stable fuel routing between the tank and other system components. This is a practical solution for users who want to restore the proper operation of the fuel system without compromising on compatibility.

Specifications and technical data

• SKU: A2214700375
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2214700375
• Substitutable numbers: A2214700375, A 221 470 03 75
• Fuel type: Petrol
• Category: Hoses, Lines & Pipes

Purpose and function in the fuel system

The described hose is a component of the petrol supply system in the Mercedes S-Class W221 generation model with M272 and M273 engines. Its task is to safely and tightly transport fuel from the tank to the subsequent sections of the installation, while maintaining proper flow and resistance to operating conditions in the chassis compartment.

Thanks to a design consistent with Mercedes factory standards, the hose works with original mounts and connectors, which facilitates installation and reduces the risk of leaks. This is particularly important in the case of petrol units, where stable fuel pressure has a direct impact on engine performance and durability.

Construction and fitment for Mercedes W221

The hose belongs to the group of elements referred to as Lines, hoses, and pipes, which are components responsible for transporting working media in the vehicle. It has been designed specifically for the chassis and fuel system architecture of the Mercedes W221, which translates into:

• proper routing of the hose relative to the fuel tank and body components,
• compatibility with factory mounting brackets and clips,
• maintaining required bending radii, minimizing material stress.

Such fitment reduces the risk of rubbing against structural elements, thereby decreasing the probability of damage over the long term of operation.

Characteristics of the used component

The offered hose is a used part, sourced from dismantling. For many Mercedes W221 users, this is a reasonable choice, allowing for the preservation of the vehicle's original specifications while optimizing repair costs. In the case of components such as fuel lines, it is particularly important that we are dealing with a component designed by the vehicle manufacturer, rather than a replacement with unknown manufacturing tolerances.

Choosing an original, used hose for a petrol engine allows for maintaining the consistency of the fuel system, which is especially important in advanced M272 and M273 units, which are sensitive to supply quality. This solution is aimed at those who prioritize factory fitment and predictable system behavior.

Benefits of using an original fuel tank line

Using a fuel tank line dedicated to the Mercedes W221 with petrol engines brings a number of practical benefits:

• maintaining the original fuel routing, consistent with the manufacturer's design,
• reducing the risk of leaks thanks to matched connectors and diameters,
• no need for modifications to the fuel system,
• consistency with other fuel system components in the given model.

For workshops and private users, this means shorter installation time and a lower risk of operational problems after the repair. As a result, the hose is a practical choice for fuel system repairs in petrol versions of the W221.

Selection of other lines and components for Mercedes

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 lines, flexible hoses, or rigid supply pipes, check the available parts in the Mercedes lines, hoses, and pipes category.

To better understand when it is worth reaching for used components in your car, including installation elements and control modules, you can use the practical advice contained in the article The second life of electronics – when is it worth choosing used engine controllers, comfort modules, and parking sensors?, which helps in making informed purchasing decisions regarding used parts.