CUMMINS part description

Product Description

Features & Benefits

  • Allows the coolant to flow in and out of the radiator when needed
  • Helps to regulate the engine's temperature and keep it in normal level
  • Serves as a durable reservoir for the coolant
  • Makes sure there’s enough coolant in the cooling system

Cummins Expansion Tank

The Cummins expansion tank is meticulously crafted to efficiently manage the coolant level in your rig’s cooling system. It is precision designed to perfectly match the specifications of the hoses that connect it to the radiator and the engine.

Cummins® is a worldwide leader in the production of engines, agricultural components, and other power-generating devices for various industries, including medium and heavy duty trucks, light commercial vehicles, buses, agriculture, and construction. Founded in 1919, this company stays true to its mission of making people's lives better by continuously improving its product line-up and introducing new solutions for a more prosperous world. Its core values—integrity, diversity and inclusion, excellence, caring, and teamwork—are what make it a successful company today—a worldwide leader with a network of more than 600 company-owned and independent distributors and almost 6,000 dealers in approximately 190 countries. 

CUMMINS 4003564 Cross Reference

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