This harmonic balancer and Belt Drive Pulley is a new, aftermarket replacement part that has the following specifications:

  • Type - Double Serpentine Belt
  • Replaces dealer part numbers: 12563268, 24507560
  • Diameter - 7-5/32"(inches)
  • Width - 3-13/32" (inches)
  • Direct bolt on replacement
  • Built to strict quality control standards

A direct replacement. Please verify the dimensions against your existing balancer. If your vehicle is 1980-present please verify the 8th digit in your VIN number matches the VIN code in the short description. You can find your VIN number in the lower driver side corner of the windshield.

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.

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Vehicle Fit

  • 1999 Buick Park Avenue Harmonic Balancer V6 3.8L (8th Vin Digit 1) Supercharged Dorman 594-122
  • 1997-2004 Buick Regal Harmonic Balancer V6 3.8L (8th Vin Digit 1) Supercharged Dorman 594-122
  • 1997-1999 Buick Riviera Harmonic Balancer V6 3.8L (8th Vin Digit 1) Supercharged Dorman 594-122
  • 2004-2005 Chevy Impala Harmonic Balancer V6 3.8L (8th Vin Digit 1) Supercharged Dorman 594-122
  • 2004-2005 Chevy Monte Carlo Harmonic Balancer V6 3.8L (8th Vin Digit 1) Supercharged Dorman 594-122
  • 1995 Olds 88 Harmonic Balancer V6 3.8L (8th Vin Digit 1) Supercharged Dorman 594-122
  • 1995 Olds 98 Harmonic Balancer V6 3.8L (8th Vin Digit 1) Supercharged Dorman 594-122
  • 1995 Olds 98-Regency Harmonic Balancer V6 3.8L (8th Vin Digit 1) Supercharged Dorman 594-122
  • 1995 Olds Delta 88 Harmonic Balancer V6 3.8L (8th Vin Digit 1) Supercharged Dorman 594-122
  • 1995 Olds Delta 88-Royale Harmonic Balancer V6 3.8L (8th Vin Digit 1) Supercharged Dorman 594-122
  • 1996-1999 Olds LSS Harmonic Balancer V6 3.8L (8th Vin Digit 1) Supercharged Dorman 594-122
  • 1995-1999 Pontiac Bonneville Harmonic Balancer V6 3.8L (8th Vin Digit 1) Supercharged Dorman 594-122
  • 1997-2003 Pontiac Grand Prix Harmonic Balancer V6 3.8L (8th Vin Digit 1) Supercharged Dorman 594-122

This part replaces:

  • Dorman 594-122
  • Hollander 309-517
  • OE # 12563268 & 24507560
Part #: 1AEHB00087
Dorman
Brand #: 594-122