Mercedes-Benz M-Class ML W164 Water Coolant Hose Pipe Line A1645062035

The Mercedes M ML W164 Water Hose Pipe is an original cooling system component from the Hoses, Pipes & Tubes category, designed for installation at the rear of the vehicle. Thanks to its factory fit, it ensures stable coolant flow and helps maintain optimal engine operating parameters in Mercedes M-Class W164 vehicles.

Specifications and technical data

• SKU: A1645062035
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1645062035
• Substitutable numbers: A1645062035, A 164 506 20 35
• Location on the vehicle: Rear
• Category: Hoses, Lines & Pipes

Purpose and Function in the Cooling System

The water hose pipe in the Mercedes M/ML W164 model is responsible for the controlled flow of coolant in the rear part of the vehicle. A correctly selected component:

• ensures a sealed connection between cooling system components,
• stabilizes fluid circulation under varying thermal loads,
• reduces the risk of overheating of components located at the rear of the vehicle.

Thanks to its construction compliant with factory Mercedes standards, the pipe maintains the correct geometry and diameter, which translates to predictable flow parameters.

Construction, Fit, and Installation

The original water hose pipe for the Mercedes M/ML W164 has been specifically designed for the rear body architecture. This means:

• precise fit to factory brackets and mounts,
• appropriately selected flexibility facilitating installation in confined spaces,
• geometry that minimizes stress during system operation.

This solution promotes hassle-free replacement of worn-out parts and allows for the preservation of original routing of pipes in the car. Proper fitment reduces the risk of leaks and unwanted vibrations during operation.

Characteristics of a Used Component

The offered water hose pipe is a used part, sourced from dismantling. This type of component is a cost-effective solution for users who want to maintain their car in a specification close to the factory original while keeping service costs reasonable. For cooling system pipes, it is particularly important that the component retains:

• correct material stiffness and flexibility,
• no visible cracks in bending areas,
• undamaged spigots and sealing surfaces.

Choosing an original pipe from dismantling allows for compliance with the factory Mercedes specification, which is crucial for long-term, stable operation of the cooling system.

Application in Mercedes M/ML W164 – Benefits of Original Parts

In Mercedes M/ML W164 models, the cooling system is precisely tuned to specific pipe cross-sections and lengths. Using an original water hose pipe at the rear of the vehicle offers several benefits:

• compliance with engineering design – maintaining factory coolant flow,
• easier diagnostics – the mechanic works with a known, standard solution,
• lower risk of installation problems compared to aftermarket alternatives with similar, but not identical, shapes.

For drivers who care about maintaining their vehicle in a configuration close to the factory original, choosing an original pipe is a technically safe and predictable solution in terms of operation.

Mercedes Hoses, Pipes & Tubes – Selection and System Expansion

If you need other elements from the Hoses, Pipes & Tubes category dedicated to this brand, check out the Mercedes hoses, pipes, and tubes available in our assortment to comprehensively complete the cooling system or other fluid installations in your vehicle.

For drivers interested in a broader perspective on original used parts, catalog number selection procedures, and practical operational examples, we recommend the guide article BMW – Sporty Performance and Precision. How Original Used Parts Extend the Life of the Bavarian Icon?, which demonstrates how to consciously use components from dismantling in premium cars.