Heavy Duty Tensioner 89485

positive OEM
Dayco
Part# 89485
note
OLD# DCO 89410
Heavy Duty Tensioner 89485 - Dayco
Automatic belt tensioner for heavy-duty serpentine belt systems
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Description

The Dayco Heavy Duty Automatic Belt Tensioner (DCO 89485) is a mechanical component designed to maintain proper tension on serpentine belts in heavy-duty engine cooling systems. It ensures consistent belt alignment and tension to support reliable operation of engine-driven accessories.

Key Specifications

  • Application: Heavy-duty engine cooling systems
  • Function: Maintains serpentine belt tension automatically
  • Compatibility: Heavy-duty trucks, commercial vehicles
  • Construction: Steel body and pulley
  • Features: 1 pulley, 8 ribs, counterclockwise rotation, non-grooved pulley, pulley diameter 2.91 in, pulley width 1.55 in
  • Quality: Aftermarket Dayco 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# 89485
Old Part No.: DCO 89410
Type OEM
Part# variations 89485 DYC,
89485DYC,
DCO 89485,
DCO89485
Manufacturer Dayco
Warranty Standard Manufactures