Isuzu 4JJ1 Harmonic Damper

Gear up for your next adventure with a Ross Performance Parts Isuzu 4JJ1 Harmonic Damper – the ultimate peace of mind for off-road enthusiasts seeking unmatched reliability!

Engineered specially for off-road & 4×4 touring, this harmonic damper is built to withstand the harsh conditions of the Aussie bush. When you’re pushing your engine to the limit, count on a Ross Performance Parts Harmonic Damper to minimize vibrations and torsional twist. With the peace of mind that should the worst happen, you wont lose your accessory drive and still be able to limp home.

$800.00$1,100.00 AUD

Please select from the options below.


Isuzu 4JJ1 Metal Jacket Harmonic Damper

Key Features:

  • Accessory Drive bolted directly to the damper hub – ensuring you don’t lose accessory
  • Assembly mass optimised for high performance applications
  • Designed and manufactured in-house using CMM, 3D modeling and state of the art CNC technology
  • Bonded using our proprietary Ross Tuffbond process, incorporating anti-vibration, anti-tear natural rubber
  • Laser etched 360° timing marks
  • High-quality black finishes
  • Utilises grade 10.9 or better hardware
  • Complies with SFI 18.1

Got any questions or feedback on our Isuzu 4JJ1 Metal Jacket Harmonic Damper,Isuzu 4JJ1 Supercharger pulley, or Harmonic Dampersin general? Please call +61 2 6059 7705 today! You can also send us an email:

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