Light Bulb 3971089

positive OEM
Cummins
Part# 3971089
note
Light bulb for instrument panel and engine illumination in commercial trucks.
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Description

The Cummins Multi-Purpose Light Bulb (3971089) is an electrical lighting component designed to provide illumination for various systems within commercial vehicles. It supports visibility and signaling functions essential for safe operation under low-light conditions. This light bulb is engineered for use in demanding environments typical of heavy-duty truck applications.

Key Specifications

  • Application: Cummins 4B3.9, 6B5.9, 6C8.3, K19, K38, K50 engines
  • Function: Instrument panel and engine instrument illumination
  • Compatibility: Heavy-duty commercial trucks, engine instrument panels
  • Construction: Glass bulb, metal base
  • Features: Vibration resistant, heat tolerant, direct-fit socket
  • 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# 3971089
Type OEM
Part# variations 3971089 CUM,
3971089CUM
Manufacturer Cummins
Warranty Standard Manufacturer Warranty