Automatic Belt Tensioners, No Slack 89447

positive OEM
Dayco
Part# 89447
note
Automatic Belt Tensioners, No Slack 89447 - Dayco
Automatic tensioner maintaining serpentine belt tension without slack.
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Description

The Dayco Automatic Belt Tensioner No Slack (DCO 89447) is a mechanical component designed to maintain consistent tension on serpentine belts in engine cooling systems. It automatically adjusts to eliminate slack, ensuring proper belt alignment and operation under varying load conditions.

Key Specifications

  • Application: Cooling system belt tensioning
  • Function: Maintains serpentine belt tension automatically
  • Compatibility: Heavy-duty trucks, commercial vehicles
  • Construction: Metal housing, steel pulley
  • Features: Counterclockwise rotation, single non-grooved pulley, pulley diameter 2.91 in, pulley width 1.68 in, pulley 1 width 0.35 in
  • Quality: Aftermarket 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# 89447
Type OEM
Part# variations 89447 DYC,
89447DYC,
DCO 89447,
DCO89447
Manufacturer Dayco
Warranty Standard Manufactures