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Home > GMC > Envoy > Serpentine Belt Tensioner > 2002-2009 GMC Envoy Serpentine Belt Tensioner with Pulley for L6 4.2L (Dorman)

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2002 - 2009 GMC Envoy Serpentine Belt Tensioner with Pulley for L6 4.2L (Dorman)


In Stock (Ships same day for orders placed by 3 PM ET)

List Price:$108.24

Our Price: $52.95
 (You Save $55.29)

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Part Number: 1AEBT00060

How To Install Replace Serpentine Belt Tensioner Trailblazer 4.2L 02-05


This replacement serpentine belt tensioner is just what you need to get your vehicle in good working order again! If you are hearing a whirring noise from the front of your engine or if your belt often screeches you may be in need of a new belt tensioner. This part commonly wears out between 60,000 and 70,000 Miles. If it fails suddenly it can leave you stranded.


  • Brand New Dorman Serpentine Belt Tensioner
  • Includes pulley
  • Replaces dealer part number: 12573024, 24576885, 8125730240
  • Direct replacement
  • Built to strict quality control standards

This tensioner makes a great replacement and has good cost savings over a dealer unit.

Lifetime Warranty

This item is backed by a manufacturer's Limited Lifetime Warranty. In the event this item should fail due to manufacturing defects during intended use, we will exchange the part free of charge (excludes shipping charges) for the original purchaser. Please keep your invoice for proof of this warranty.

Part Brand: Dorman # 419-125

This part replaces:
  • OE #: 12573024
  • DORMAN #: 419-125

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