Mercedes W212 M272 Fuel Return Pipe Line Hose A2720700135

The Mercedes W212 M272 Fuel Hose Line Pipe is an original fuel supply system component designed for Mercedes models with the M272 engine in the W212 body. Thanks to its factory geometry and fit, it ensures stable fuel delivery and proper cooperation with other system components. This is a solution for users looking for a proven fuel line with parameters matching the manufacturer's specifications.

Specifications and technical data

• SKU: A2720700135
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2720700135
• Substitutable numbers: A2720700135, A 272 070 01 35
• Part type: Line
• Category: Hoses, Lines & Pipes

Purpose and Function in the Fuel System

The presented fuel hose from the Lines, Hoses, and Pipes group is responsible for the safe and leak-free delivery of fuel in the M272 engine's fuel supply system in the Mercedes W212. The appropriately selected cross-section and shape of the line allow for maintaining the correct operating pressure and reducing the risk of system performance drops.

Using a component with a design consistent with the factory project minimizes the risk of leaks, incorrect routing of the line in the engine bay, and collisions with other components. This is particularly important in modern engines where the fuel system operates under increased pressure.

Advantages of Using an Original Mercedes Fuel Line

Choosing an original fuel line for the Mercedes W212 with the M272 engine is primarily an investment in predictable fuel supply system behavior. Key benefits include:

• factory fit to mounts and connectors in the specific engine and body,
• maintaining the fuel routing designed by the manufacturer,
• reducing the risk of vibrations and stresses on the line during engine operation,
• easier future diagnostics and servicing due to compliance with service documentation.

For users who value the consistency of the entire powertrain, it will also be important that using a line with factory-compliant parameters contributes to maintaining stable engine operation, especially during prolonged use.

Product Characteristics and Condition

The Mercedes W212 M272 Fuel Hose Line Pipe is a used part, meaning it is a pre-owned item but retains the functionality required for further operation. This type of part is a good choice for servicing vehicles where maintaining the original fuel system architecture while optimizing repair costs is crucial.

In practice, installing a used OEM fuel line allows for maintaining consistency with other system components, such as rails, connectors, or pumps, without the need for structural modifications. This solution is particularly beneficial for repairs performed in accordance with manufacturer guidelines.

Selection and Practical Application in Servicing

When selecting a fuel line for the Mercedes W212 with the M272 engine, it is crucial to verify its compatibility with the vehicle's documentation and manufacturer markings. This component, as part of the Lines, Hoses, and Pipes group, should be installed in a way that ensures free routing, without excessive twisting or kinking, which contributes to the durability of the entire system.

In workshop practice, fuel line replacement is often performed when:

• leaks or signs of corrosion on connectors are detected,
• the fuel supply system is being upgraded or repaired,
• work involving the removal of the engine or accessories requires the line to be disconnected.

Using a component that complies with factory specifications reduces the risk of problems with system bleeding, fuel pressure drops, or starting difficulties after repair.

Expanding Mercedes Fuel System Service

If you are planning a comprehensive repair or upgrade of the engine area in your Mercedes and need other parts from the same group, such as additional fuel lines, hoses, or pipes, check the available parts in the Mercedes Lines, Hoses, and Pipes category.

If you are interested in a broader context of safely selecting used components for critical vehicle systems, it is worth reading the guide describing the principles of selecting brake system components – you will find it in the article “Second-hand braking system: how to safely choose discs, calipers, and ABS?”, which shows what to look for when buying used parts in a specialized store.