Idler Shaft 3086188

positive OEM
Cummins
Part# 3086188
note
Engine idler shaft for belt tension and alignment in heavy-duty trucks.
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Description

The Cummins Genuine Idler Shaft (3086188) is a mechanical component that maintains proper tension and alignment within an engine’s belt drive system. It facilitates smooth power transmission to engine accessories by supporting belt routing and tension control, essential for reliable engine operation in heavy-duty vehicles.

Key Specifications

  • Application: K19, QSK19, QSK19 CM500, QSK19 CM850 MCRS, QSK19G engines
  • Function: Maintains belt tension and alignment in engine accessory drive
  • Compatibility: Heavy-duty truck engines, Cummins K and QSK series
  • Construction: Steel shaft with precision machining
  • Features: Corrosion-resistant coating, direct-fit design, supports idler lever and pulley
  • 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# 3086188
Type OEM
Part# variations 3086188 CUM,
3086188CUM
Manufacturer Cummins
Warranty Standard Manufacturer Warranty