Wiring Harness 3969774

positive OEM
Cummins
Part# 3969774
note
Electrical wiring assembly for power and signal distribution in commercial trucks.
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Extended Lead Time
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Description

The Cummins Genuine Wiring Harness (3969774) is an electrical assembly designed to connect and distribute power and signals within commercial truck systems. It organizes wiring pathways to support reliable electrical communication between engine components and control units, ensuring consistent operation of vehicle electrical functions.

Key Specifications

  • Application: QSB5.9 CM850, QSC8.3 CM850, QSM11 CM570 engines
  • Function: Electrical power and signal distribution
  • Compatibility: Cummins engine series QSB, QSC, QSM
  • Construction: Copper wiring, corrosion-resistant connectors, reinforced sheathing
  • Features: Control panel interface, main extension harness connection, secondary instrument panel link
  • Quality: OEM Cummins part

Shipping Info

Next Day Air services are available for In Stock items. Our shipping cutoff time is Monday - Friday 4:30pm Eastern Standard Time (EST). 

 

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More Information

Current Part# 3969774
Type OEM
Part# variations 3969774 CUM,
3969774CUM
Manufacturer Cummins
Warranty Standard Manufacturer Warranty