This harmonic balancer 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.


  • Brand New Harmonic Balancer
  • Direct replacement
  • Built to strict quality control standards
  • Fits "S" Models only

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.

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Vehicle Fit

  • 2002-2006 Mini Cooper S Harmonic Balancer
  • 2007-2008 Mini Cooper S Convertible Harmonic Balancer

This part replaces:

  • Hollander 309-50453
  • OE # 11237525135
  • OE # 11237514461
Part #: 1AEHB00235

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