Crankshaft Pulley 3969155

positive OEM
Cummins
Part# 3969155
note
Engine crankshaft pulley for power transfer and vibration control in heavy-duty engines.
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Description

The Cummins Crankshaft Pulley (3969155) is a mechanical component that transfers rotational power from the engine’s crankshaft to drive auxiliary systems and helps control engine vibrations. It plays a key role in maintaining engine timing and supporting accessory operation in heavy-duty vehicles.

Key Specifications

  • Application: QSB5.9 CM850 engines
  • Function: Transfers crankshaft power to accessories, dampens vibrations
  • Compatibility: Cummins QSB engine family
  • Construction: Steel with balance weight
  • Features: Machined finish, vibration damping, balance weight integration
  • 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# 3969155
Type OEM
Part# variations 3969155 CUM,
3969155CUM
Manufacturer Cummins
Warranty Standard Manufacturer Warranty