Mercedes W205 Water Hose Radiator Coolant Pipe Line Petrol Left N/S A2055013491

Mercedes W205 Water Hose Radiator Coolant Pipe Line Petrol Left N/S is an original cooling system component designed for petrol versions. Thanks to its factory-fit design, it ensures stable coolant flow between the radiator and other components, supporting safe engine operating temperatures and reducing the risk of overheating. It is a practical solution for users who want to restore proper fluid circulation in their Mercedes without compromising on compatibility.

Specifications and technical data

• SKU: A2055013491
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2055013491
• Substitutable numbers: A2055013491, A 205 501 34 91
• Location on the vehicle: Left
• Fuel type: Petrol
• Category: Coolant Hoses

Purpose and function in the cooling system

This left radiator hose has been specifically designed for Mercedes W205 class models with a petrol engine. It is responsible for efficient coolant routing in the critical area between the radiator and engine components, which has a direct impact on the thermal stability of the power unit. A correctly selected hose minimizes the risk of leaks, pressure drops, and localized overheating, which can lead to costly failures.

Construction and fitment for the Mercedes W205

The hose is factory-profiled to the geometry of the Mercedes W205 engine bay, ensuring it maintains the correct routing on the left side of the vehicle. Properly selected end diameters and the shape of the bent sections facilitate installation and allow for secure seating on the cooling system connectors. Its original origin ensures consistency with factory clamps and brackets, which translates into stable mounting even during dynamic driving.

Benefits of using an original hose

Using an original hose in the Cooling system hoses and pipes category instead of a worn or non-factory part allows you to maintain system performance at the levels intended by the manufacturer. Key advantages include:

• maintaining proper coolant flow on the left side of the engine bay,
• reducing the risk of leaks thanks to proper end fitment,
• stable cooling system operation in petrol engines,
• easier diagnostics and service due to compliance with factory documentation.

As a result, the hose is a functional solution for both standard maintenance replacements and repairs following mechanical damage to the front of the vehicle.

Condition, application, and installation

The item comes from dismantling, which allows for a favorable price while maintaining the manufacturer's original specifications. The hose is intended for installation on the left side of the vehicle in petrol versions of the Mercedes W205, which should be considered when verifying compatibility with a specific car configuration. It is recommended to perform the installation while checking the condition of other cooling system components, such as other hoses, clamps, or the radiator itself, to restore full tightness and fluid circulation efficiency in a single service operation.

Cooling system service expansion and additional information

If you are planning a comprehensive repair or upgrade of the engine area in your Mercedes and need other components from the same group, such as additional pipes, flexible hoses, or sections connecting the radiator to the engine, check the available parts in the Mercedes cooling system hoses and pipes category.

To better understand how the condition of hoses, the radiator, and other components affects the durability of the power unit, it is worth reading the guide describing typical symptoms of overheating and methods for diagnosing and repairing the cooling system – this is discussed in detail in the article Engine cooling system – overheating, repair, and used radiators.