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543.07.0001 Radiator Expansion Tank, Cooling System
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543.07.0001 Expansion Tank for Renault Trucks

543.07.0001

Summary

This heavy-duty radiator expansion tank is designed for Renault Trucks cooling systems. It functions as a vital reservoir to manage coolant volume expansion and prevent cavitation by maintaining a steady fluid column at the water pump inlet. Equivalent to OE Renault Trucks 5010141465.

Product identifiers
EAN Code8683457018235
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Compatible OEM Codes

  • RENAULT TRUCKS
    • 7421017015
    • 7420983308
    • 7420783159
    • 5010514340
    • 5010141465

Description

What does an expansion tank do?

This radiator expansion tank acts as a critical reservoir assembly within the cooling system of heavy commercial vehicles. It absorbs the volume increase of the antifreeze mixture as it heats up and collects air separating from the circuit. By maintaining a controlled operating pressure, it helps prevent vapor pockets and cavitation within the engine cooling loop.

Vehicle compatibility and application

This component is specifically designed for use in Renault Trucks. It ensures that the coolant level remains stable, allowing for early detection of fluid loss through its functional design. This part is essential for maintaining thermal stability during heavy-duty operation.

Installation and maintenance

For optimal performance, technicians should inspect the tank for any signs of cracking or pressure loss during routine maintenance. Ensuring the tank is securely mounted and connected to the radiator circuit is vital for preventing air from entering the engine block.

Troubleshooting and inspection

Check the compatibility list to ensure correct fitment for your specific vehicle application.

OE cross-reference

543.07.0001 (Radiator Expansion Tank) is the equivalent of the Renault Trucks OE numbers. This part directly replaces Renault Trucks OE numbers 5010141465, 5010514340, 7420783159, 7420983308, 7421017015.

Other OEMs

RENAULT TRUCKS

  • 7421017015
  • 7420983308
  • 7420783159
  • 5010514340
  • 5010141465

Compatible Vehicles

Compatible Vehicles
BrandModelModel TypeEngine
RENAULT TRUCKS

FAQ

What is the function of this expansion tank?
It absorbs the volume increase of the antifreeze mixture as it heats up and collects air to prevent cavitation in the cooling circuit.
Which vehicles is this part compatible with?
This component is designed specifically to fit Renault Trucks heavy commercial vehicles.
How can I know if my expansion tank needs replacement?
Technicians should look for signs of physical cracking, leaking at the connections, or an inability to maintain system pressure.
Does this part help prevent engine overheating?
Yes, by managing air pockets and maintaining a steady fluid column at the water pump, it helps ensure efficient heat dissipation.
What are the OE reference numbers of this part?
543.07.0001 directly replaces Renault Trucks OE numbers 5010141465, 5010514340, 7420783159, 7420983308, 7421017015.