CUMMINS part description

Product Description

Alternator Pulley 3924978

Features & Benefits

  • Direct replacement for a malfunctioning stock alternator pulley
  • Direct replacement for a malfunctioning stock alternator pulley
  • Contributes to a more efficient engine operation and reduced fuel consumption
  • Contributes to a more efficient engine operation and reduced fuel consumption
  • Highly resistant to chemicals, oil, debris, foreign matters, and other damaging elements
  • Highly resistant to chemicals, oil, debris, foreign matters, and other damaging elements
  • Guarantees rigidity needed for radial strength and unparalleled performance
  • Guarantees rigidity needed for radial strength and unparalleled performance
  • Tested in “real-life” environments to offer market-leading performance
  • Tested in “real-life” environments to offer market-leading performance
  • Meets demanding performance expectations and stringent quality standards
  • Meets demanding performance expectations and stringent quality standards

Cummins Alternator Pulley

Keep your rig’s alternator bearing, wire, and brush from overheating by swapping out its malfunctioning pulley with the highly efficient Cummins alternator pulley. Driven by the engine accessory drive system, this pulley enables the V-belt or serpentine belt to turn the alternator.

Additional Information

Warranty Distance 100000
Warranty Distance UOM DH
Warranty Time 1
Warranty Time UOM YR
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 3924978 Cross Reference

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