Automatic Belt Tensioners, No Slack 89439

positive OEM
Dayco
Part# 89439
note
Automatic Belt Tensioners, No Slack 89439 - Dayco
Spring-loaded belt tensioner maintaining constant accessory belt tension.
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Description

The Automatic No Slack Belt Tensioner Assembly (89439) is a spring-loaded component designed to maintain consistent tension on accessory drive belts. It automatically adjusts to belt stretch and wear, preventing slack and ensuring proper belt alignment and operation in various heavy-duty applications.

Key Specifications

  • Application: Heavy-duty truck accessory drives
  • Function: Maintains constant belt tension
  • Compatibility: Commercial vehicle belt drive systems
  • Construction: Steel spring, metal housing
  • Features: Spring-loaded, no slack design, corrosion-resistant finish
  • Quality: OEM 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# 89439
Type OEM
Part# variations 89439 DYC,
89439DYC,
DCO 89439,
DCO89439
Manufacturer Dayco
Warranty Standard Manufactures