Wiring Harness 3970547

positive OEM
Cummins
Part# 3970547
note
OLD# 3970545
Electrical wiring assembly for power and signal distribution in commercial trucks.
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Description

The Cummins Genuine Wiring Harness (3970547) is an electrical assembly designed to connect and distribute power and signals between key components in commercial truck electrical systems. It organizes wiring paths to support reliable communication and power flow across the vehicle’s electrical network.

Key Specifications

  • Application: Tier 3 8.3L C engines
  • Function: Electrical power and signal distribution
  • Compatibility: Commercial trucks, heavy-duty vehicles
  • Construction: Insulated copper wires, molded connectors
  • Features: Corrosion-resistant terminals, organized wire bundling, alternator interface
  • 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). 

 

For more shipping information, please see our Shipping & Delivery page.

More Information

Current Part# 3970547
Old Part No.: 3970545
Type OEM
Part# variations 3970547 CUM,
3970547CUM
Manufacturer Cummins
Warranty Standard Manufacturer Warranty