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543.01.0007 Radiator Expansion Tank, Cooling System
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543.01.0007 Mercedes-Benz Compatible Radiator Expansion Tank

543.01.0007

Summary

This radiator expansion tank is designed for Mercedes-Benz heavy commercial vehicle cooling systems. It serves as a critical component for maintaining proper coolant levels and pressure within the engine cooling circuit, manufactured using high-strength components to ensure long-term durability in demanding environments. Equivalent to OE Mercedes-Benz 0005003549.

Product identifiers
EAN Code8683457015531
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Compatible OEM Codes

  • MERCEDES BENZ
    • 000 500 35 49

Description

What does a radiator expansion tank do?

This radiator expansion tank plays a vital role in the engine cooling system by managing coolant volume changes caused by thermal expansion. It helps maintain stable system pressure and prevents air pockets from forming within the cooling circuit, which is essential for preventing engine overheating in heavy commercial vehicles.

Vehicle and engine compatibility

This component is compatible with Mercedes-Benz applications. For precise fitment, it is recommended to verify the part against the existing unit installed in the vehicle to ensure all mounting points and connection ports align correctly.

Installation and maintenance

During installation, technicians should ensure the cooling system is completely depressurized and cooled. It is important to check all hose connections and seals to prevent leaks, ensuring the tank is securely mounted to withstand vehicle vibrations and thermal cycles.

Troubleshooting and replacement

If you notice a rapid decrease in coolant levels or visible cracks on the tank body, immediate inspection of the cooling system is required to prevent further damage.

OE cross-reference

543.01.0007 (Radiator Expansion Tank) is the equivalent of the Mercedes-Benz OE number. This part directly replaces Mercedes-Benz OE number 0005003549.

Other OEMs

MERCEDES BENZ

  • A0005003549
  • 0005003549
  • 000 500 35 49

Compatible Vehicles

Compatible Vehicles
BrandModelModel TypeEngine
MERCEDES BENZ

FAQ

What is the function of a radiator expansion tank?
The tank allows for the natural expansion of coolant as it heats up, helping to regulate system pressure and prevent overheating.
Which vehicles is this part compatible with?
This specific component is designed to be compatible with Mercedes-Benz heavy commercial vehicle cooling systems.
How can I ensure I am selecting the correct expansion tank?
It is recommended to compare the physical dimensions and connection points of the new part with the existing one on the vehicle.
What are common signs of a failing expansion tank?
Common symptoms include visible cracks in the plastic housing, frequent coolant level drops, or visible leaks around the mounting points.
What are the OE reference numbers of this part?
543.01.0007 directly replaces Mercedes-Benz OE number 0005003549.