Mercedes W205 Water Hose Engine Cooling Coolant Pipe Line A2742003782

The Mercedes W205 Engine Coolant Hose Pipe is an original part from the Cooling System Hoses and Pipes group, specifically designed for the engine cooling system in Mercedes C-Class W205 models. This precisely shaped hose ensures stable coolant flow, supporting safe engine operating temperatures and reducing the risk of overheating during daily use.

Specifications and technical data

• SKU: A2742003782
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2742003782
• Substitutable numbers: A2742003782, A 274 200 37 82
• Category: Coolant Hoses

Function in the Engine Cooling System

The presented water hose is a working component of the cooling system, responsible for transporting coolant between key engine sub-assemblies. The proper routing, diameter, and shape of the hose are adapted to the engine bay architecture of the Mercedes W205, allowing for correct fluid circulation and uniform heat dissipation.

A well-chosen cooling hose:

• stabilizes the engine's operating temperature,
• reduces the risk of localized overheating and performance loss,
• supports the durability of seals, the cylinder head, and engine accessories.

Original Fit for Mercedes W205

The Mercedes W205 Engine Coolant Hose Pipe is a part developed for the specific Mercedes platform, ensuring it retains factory geometry and mounting points. This solution facilitates installation, minimizes the need for modifications, and maintains compliance with the cooling system's original design specifications.

The original origin of the hose also means that appropriate material properties are maintained – flexibility, temperature resistance, and operating pressure – which translates to predictable performance of the component over a longer period of use.

Characteristics of a Used Part

The offered hose comes from the secondary market, allowing you to combine functionality with an attractive price. A used cooling system component is a solution often chosen for servicing vehicles several years old, where both technical correctness and repair economy are important.

When installing a used hose, it is recommended to:

• check the condition of clamps and connectors before installation,
• verify for leaks after the initial system bleeding,
• regularly monitor the coolant level during the initial period of operation.

Technical Support and Cooling System Knowledge

To better understand the impact of cooling hoses on engine longevity and the symptoms of overheating, it is worth consulting specialized materials. Practical tips for diagnostics and servicing can be found in the article Engine Cooling System – Overheating, Repair, and Used Radiators, which discusses the relationship between cooling system efficiency and engine durability in various models.

If you are also interested in the economic and environmental aspects of using parts from the secondary market, the material Eco-Driving: Discover the Benefits of Used Car Parts may be helpful, describing the advantages of automotive recycling and a conscious approach to vehicle servicing.

Expanding the Cooling System in Your Mercedes

If you are planning a comprehensive repair or modernization of the engine area in your Mercedes and need other parts from the same group, such as additional pipes, return hoses, or sections connecting to the radiator, check the available parts in the Mercedes Cooling System Hoses and Pipes category.