Mercedes-Benz M-Class ML W163 Cooling Coolant Radiator Pipe Hose A1635000275

Mercedes M ML W163 Radiator Water Hose A1635000275 is a component from the Cooling System Hoses and Pipes category, designed for the cooling system in Mercedes vehicles. A used hose allows for an economical yet technically correct repair of the coolant circuit, while maintaining the original hose routing geometry and proper fluid flow.

Specifications and technical data

• SKU: A1635000275
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1635000275
• Substitutable numbers: A1635000275, A 163 500 02 75, EM
• Category: Coolant Hoses

Purpose and Function of the Radiator Water Hose

The radiator water hose in Mercedes M-Class W163 models is responsible for transporting coolant between key components of the cooling system. A correctly selected hose ensures:

• stable coolant flow under various engine loads,
• maintenance of the engine's proper operating temperature,
• reduction of overheating risk and local pressure drops in the system.

By preserving the original geometry, the hose fits factory mounts and spigots, facilitating installation and minimizing material stress.

Benefits of Using an Original Mercedes Cooling Hose

Choosing a hose from the Cooling System Hoses and Pipes group dedicated to Mercedes helps maintain the integrity of the entire system. In practice, this means:

• appropriate inner diameter matched to radiator and engine spigots,
• proper flexibility to compensate for engine vibrations,
• maintained seal after correct clamp tightening.

A used original part is a cost-effective solution that also allows for maintaining cooling system operating parameters close to factory levels.

Component Condition and Installation Aspects

The radiator water hose offered in this configuration is a used item, meaning it comes from disassembly and is intended for reinstallation after buyer verification. This type of part is well-suited for:

• operational repairs on older Mercedes M/ML W163 models,
• budget cooling system overhauls,
• restoring vehicle functionality after hose failure.

Before installation, a standard inspection of the hose surface, clamp seats, and fitment to the existing cooling system configuration of the specific vehicle is recommended.

How to Care for Your Mercedes Cooling System

A functional radiator water hose is just one element of a complete cooling system. It's also worth periodically checking the radiator, thermostat, water pump, and coolant condition. For more in-depth knowledge on diagnosing and common engine overheating issues, you can refer to the article Engine Cooling System – Overheating, Repair, and Used Radiators, which discusses practical aspects of operating and repairing this system.

Other Mercedes Cooling System Hoses and Pipes

If your service indicates that other hoses from the same group are also required, check the available Mercedes Cooling System Hoses and Pipes to select a complete solution tailored to your model.