This harmonic balancer and belt drive pulley is a new, aftermarket replacement part. This dampener pulley mounts to the front of the engine on the crankshaft, and is used to dampen engine vibration

Specifications:

  • Type - Double Serpentine Belt
  • Diameter - 7.72 inches
  • Width - 4.75 inches
  • Direct bolt on replacement
  • Replaces dealer part number: 12576652, 12553112, 12634105
  • Built to strict quality control standards

This replacement harmonic balancer is an excellent replacement for your worn or damaged original and has good cost savings over a dealer part.

Lifetime Warranty

This item is backed by a 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.

There are no reviews for this item. Write Review
Start typing your question and we'll check if it was already asked and answered. Learn More
Browse 4 questions Browse 4 questions and 4 answers
Will this fit a 04 silverado 5.3l?
Treyvonne12 on Nov 4, 2017
BEST ANSWER: Yes, according to the information you supplied, the part you���re looking at will be correct for your vehicle. If you have any other questions or would like to place an order with one of our customer service representatives, please feel free to give us a call.
Can a bad harmonic balancer cause a new oil seal to fail rt away ?
Donnie L on Jul 26, 2017
BEST ANSWER: This is a possibility. If the harmonic balancer will vibrate a little and move more loosely which could affect the seal.
Is it made in the USA?
Kye smi on Jul 14, 2016
BEST ANSWER: We have a few different aftermarket companies build these parts specifically for us, as our 1A Auto house brand. They are manufactured to the same OEM specifications as the original part that came with your vehicle. If you have any further questions, please don't hesitate to ask.
How much torque should you put on the Hermonic Balancer Bolt?
Silas R on May 23, 2016
BEST ANSWER: Torque specs are available from your dealer or service repair manual


Vehicle Fit

  • 2004-2007 Buick Rainier Harmonic Balancer V8 5.3L
  • 2002-2013 Cadillac Escalade Harmonic Balancer
  • 2003-2013 Cadillac Escalade ESV Harmonic Balancer
  • 2002-2013 Cadillac Escalade EXT Harmonic Balancer
  • 2002-2013 Chevy Avalanche 1500 Harmonic Balancer V8 5.3L
  • 2007-2013 Chevy Avalanche 1500 Harmonic Balancer V8 6.0L
  • 2009-2012 Chevy Colorado Harmonic Balancer V8 5.3L
  • 2003-2013 Chevy Express 1500 Van Harmonic Balancer V8 5.3L
  • 2003-2013 Chevy Express 2500 Van Harmonic Balancer V8 5.3L
  • 2003-2013 Chevy Express 2500 Van Harmonic Balancer V8 6.0L
  • 2003-2013 Chevy Express 2500 Van Harmonic Balancer V8 4.8L
  • 2003-2013 Chevy Express 3500 Van Harmonic Balancer V8 4.8L
  • 2003-2013 Chevy Express 3500 Van Harmonic Balancer V8 6.0L
  • 2003-2004 Chevy SSR Harmonic Balancer
  • 2005-2006 Chevy SSR Harmonic Balancer
  • 1999-2013 Chevy Silverado 1500 Harmonic Balancer V8 5.3L
  • 1999-2013 Chevy Silverado 1500 Harmonic Balancer V8 4.8L
  • 2001-2013 Chevy Silverado 1500 Harmonic Balancer V8 6.0L
  • 2010-2013 Chevy Silverado 1500 Harmonic Balancer V8 6.2L
  • 2007 Chevy Silverado 1500 Classic Harmonic Balancer V8 5.3L
  • 2007 Chevy Silverado 1500 Classic Harmonic Balancer V8 4.8L
  • 2007 Chevy Silverado 1500 Classic Harmonic Balancer V8 6.0L
  • 2001-2003 Chevy Silverado 1500 HD Harmonic Balancer
  • 2005-2006 Chevy Silverado 1500 HD Harmonic Balancer
  • 2007 Chevy Silverado 1500 HD Classic Harmonic Balancer
  • 1999-2000 Chevy Silverado 2500 Harmonic Balancer V8 5.3L
  • 1999-2004 Chevy Silverado 2500 Harmonic Balancer V8 6.0L
  • 2001-2013 Chevy Silverado 2500 HD Harmonic Balancer V8 6.0L
  • 2007 Chevy Silverado 2500 HD Classic Harmonic Balancer V8 6.0L
  • 2001-2013 Chevy Silverado 3500 Harmonic Balancer V8 6.0L
  • 2007 Chevy Silverado 3500 Classic Harmonic Balancer V8 6.0L
  • 2000-2013 Chevy Suburban 1500 Harmonic Balancer V8 5.3L
  • 2006-2009 Chevy Suburban 1500 Harmonic Balancer V8 6.0L
  • 2000-2013 Chevy Suburban 2500 Harmonic Balancer V8 6.0L
  • 2000-2013 Chevy Tahoe Harmonic Balancer V8 5.3L
  • 2000-2009 Chevy Tahoe Harmonic Balancer V8 4.8L
  • 2006-2007 Chevy Trailblazer Harmonic Balancer V8 5.3L
  • 2003-2006 Chevy Trailblazer EXT Harmonic Balancer V8 5.3L
  • 2009-2012 GMC Canyon Harmonic Balancer V8 5.3L
  • 2005-2007 GMC Envoy Harmonic Balancer V8 5.3L
  • 2003-2006 GMC Envoy XL Harmonic Balancer V8 5.3L
  • 2004-2005 GMC Envoy XUV Harmonic Balancer V8 5.3L
  • 2003-2013 GMC Savana 1500 Van Harmonic Balancer V8 5.3L
  • 2003-2013 GMC Savana 2500 Van Harmonic Balancer V8 4.8L
  • 2003-2013 GMC Savana 2500 Van Harmonic Balancer V8 6.0L
  • 2003-2013 GMC Savana 3500 Van Harmonic Balancer V8 4.8L
  • 2003-2013 GMC Savana 3500 Van Harmonic Balancer V8 6.0L
  • 1999-2013 GMC Sierra 1500 Harmonic Balancer V8 4.8L
  • 1999-2013 GMC Sierra 1500 Harmonic Balancer V8 5.3L
  • 2001-2013 GMC Sierra 1500 Harmonic Balancer V8 6.0L
  • 2010-2013 GMC Sierra 1500 Harmonic Balancer V8 6.2L
  • 2007 GMC Sierra 1500 Classic Harmonic Balancer V8 6.0L
  • 2007 GMC Sierra 1500 Classic Harmonic Balancer V8 4.8L
  • 2007 GMC Sierra 1500 Classic Harmonic Balancer V8 5.3L
  • 2001-2003 GMC Sierra 1500 HD Harmonic Balancer
  • 2005-2006 GMC Sierra 1500 HD Harmonic Balancer V8 6.0L
  • 2007 GMC Sierra 1500 HD Classic Harmonic Balancer V8 6.0L
  • 1999-2000 GMC Sierra 2500 Harmonic Balancer V8 5.3L
  • 1999-2004 GMC Sierra 2500 Harmonic Balancer V8 6.0L
  • 2001-2013 GMC Sierra 2500 HD Harmonic Balancer V8 6.0L
  • 2007 GMC Sierra 2500 HD Classic Harmonic Balancer V8 6.0L
  • 2001-2013 GMC Sierra 3500 Harmonic Balancer V8 6.0L
  • 2007 GMC Sierra 3500 Classic Harmonic Balancer V8 6.0L
  • 2011-2013 GMC Sierra Denali 2500 HD Harmonic Balancer V8 6.0L
  • 2011-2013 GMC Sierra Denali 3500 HD Harmonic Balancer V8 6.0L
  • 2000-2013 GMC Yukon Harmonic Balancer V8 5.3L
  • 2000-2013 GMC Yukon XL 1500 Harmonic Balancer
  • 2000-2013 GMC Yukon XL 2500 Harmonic Balancer
  • 2003-2007 Hummer H2 Harmonic Balancer
  • 2008-2010 Hummer H3 Harmonic Balancer V8 5.3L
  • 2009-2010 Hummer H3T Harmonic Balancer V8 5.3L
  • 2003-2006 Isuzu Ascender Harmonic Balancer V8 5.3L
  • 2005-2006 Saab 9-7X Harmonic Balancer V8 5.3L
Part #: 1AEHB00127

Ships Same Day for orders placed by 4 P.M. ET

We're here to help

1A Auto Parts

Customer Feedback

"Thanks for the fast reliable service. Great price, and the headlights were as good as oem or better!!! Keep up the good work..."
- Dwuan M.
Read More