Ford Mazda Mercury Harmonic Balancer Dorman 594-318 - 1AEHB00166

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Vehicle Fit

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.


  • Belt Type - Serpentine
  • Diameter - 5-7/16"
  • Width - 1-9/16"
  • Weight - 3.5 lbs
  • Includes timing gear
  • Replaces dealer part numbers: 1S7Z-6312-BA, 7U7Z-6312-A, 1S7Z6312BA, 7U7Z6312A
  • Direct replacement
  • 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.

Item Condition: New

Lifetime Warranty

This item is backed by our limited lifetime warranty. In the event this item should fail due to manufacturing defects during intended use, we will replace the part free of charge.

4.00/ 5.0
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Just what i needed!
1A Auto was so easy to work with. I had no problem locating the part(s) I needed to get my 2010 Ford Focus back on the road again. I enjoyed the easy check out and the parts arrived in a timely manner. I would certainly refer my friends and family to 1A Autos website to order parts and or accessories for their vehicles. Thank you 1A Auto for your great service and easy to navigate web site.****
October 15, 2019
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Year Make Model Description
2005-2006Ford Escape Ford Escape (excluding Hybrid Models) L4 2.3L Harmonic Balancer
2007Ford Escape Ford Escape L4 2.3L Harmonic Balancer
2003-2007Ford Focus Ford Focus L4 2.3L Harmonic Balancer
2005-2011Ford Focus Ford Focus L4 2.0L DOHC Harmonic Balancer
2001-2011Ford Ranger Ford Ranger L4 2.3L Harmonic Balancer
2010-2013Ford Transit Connect Ford Transit Connect L4 2.0L Harmonic Balancer
2001-2010Mazda B2300 Truck Mazda B2300 Truck L4 2.3L Harmonic Balancer
2005-2006Mazda Tribute Mazda Tribute L4 2.3L Harmonic Balancer
2008Mazda Tribute Mazda Tribute (excluding Hybrid Models) L4 2.3L Harmonic Balancer
2005-2008Mercury Mariner Mercury Mariner L4 2.3L Harmonic Balancer
Only 1 left in stock
Part 1AEHB00166
In Stock

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Deliveries made to PO Boxes and FPO may take longer. See our Shipping & Delivery for more information.

Brand #: 594-318