Mercedes A238 Water Coolant Filling Hose Pipe Line A2135017400

Mercedes A238 Water Hose Pipe is an original cooling system component from the Cooling System Hoses and Pipes group, designed for Mercedes vehicles. This used OEM part ensures proper coolant flow, stable engine operation, and compatibility with the factory system design.

Specifications and technical data

• SKU: A2135017400
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2135017400
• Substitutable numbers: A2135017400, A 213 501 74 00
• Category: Coolant Hoses

Purpose and Function in the Cooling System

The water hose in the cooling system is responsible for the controlled flow of coolant between key engine components and the radiator. A properly selected hose minimizes the risk of engine overheating, leaks, and reduced performance of the entire system.

An original hose dedicated to Mercedes guarantees:

• appropriate connection diameters matched to the factory system's outlets,
• correct routing within the engine bay, reducing stress and friction,
• maintenance of the designed coolant flow rate.

Advantages of Using an Original Mercedes Hose

Using an OEM hose instead of a universal part allows for the maintenance of factory cooling system operating parameters. The appropriate geometry and material selected by the vehicle manufacturer contribute to stable engine operating temperatures and reduced load on other components, such as the radiator or coolant pump.

Key benefits include:

• secure fit to mounting points and guides in the engine bay,
• reduced risk of leaks at connections,
• easier installation due to maintaining the original shape and length of the hose.

Product Characteristics and Condition

The water hose comes from a Mercedes vehicle and is a used part, allowing for economical repair while maintaining original manufacturer specifications. This type of component is particularly attractive to users who want to keep their car in a configuration close to the factory original, while optimizing service costs.

Choosing a used OEM hose from the Cooling System Hoses and Pipes category is a solution that combines technical correctness with a reasonable budget, without the need to resort to aftermarket alternatives with uncertain fitment.

Water Hose Selection and Installation

When replacing a water hose in the cooling system, it is important to ensure compatibility with the factory part number and the specific vehicle model's design. The original Mercedes water hose is designed to work with existing clamps, outlets, and brackets, which facilitates installation and reduces service time.

During installation, pay attention to:

• correct routing of the hose away from moving and hot components,
• checking the condition of hose clamps and replacing them if necessary,
• bleeding the cooling system after filling with fresh coolant.

More Parts and Knowledge about the Cooling System

If you are planning comprehensive service for your Mercedes' cooling system and are also interested in other parts from the Cooling System Hoses and Pipes group for this brand, check the available parts in the category Mercedes Cooling System Hoses and Pipes.

To better understand how high ambient temperatures affect cooling system efficiency and when it's worth considering replacing components like hoses, radiators, or fans, read our guide: Summer Heat vs. Cooling System – Used Radiators and Fans for Economical Operation.

If you want to learn more about selecting used, original components for popular car models and make informed choices about parts like hoses, pipes, or other sub-assemblies, check out our guide: Best Used Car Parts – A Guide to Original Components.