ATI Super Damper Crank Pulley for 6.2L Hemi Hellcat TRX Trackhawk

ATI Dampers



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The ATI Super Damper harmonic crankshaft pulley for 6.2L supercharged Hemi V8. These are available in the stock size and 10% overdriven for a 3 psi boost increase. ATI Super Dampers provide balanced dampening of torsional crankshaft vibrations through all RPM ranges and exceed SFI 18.1 Safety Certification for competition use.

Vehicle Fitment:
6.2L Hemi V8 (Hellcat Demon Redeye Supercharged)
• 2021-2023 Dodge Ram TRX (6.2)
• 2015-2023 Dodge Charger (6.2)
• 2015-2023 Dodge Challenger (6.2)
• 2018-2021 Jeep Grand Cherokee Trackhawk (6.2)

Part Number: Diameter: Notes:
918483 8.18" Stock Size
Doesn't change boost
918485 8.90" 10% OD
Adds 3 psi
Requires Gates (K100594HD) belt
A/C bracket may need grinding for clearance
Recommended for Install:
• ATI Crank Pin Kit (918008-1)

• Dampens torsional crankshaft vibrations at all RPM levels
• Protects against engine harmonics
• Laser-etched timing marks
• Black zinc chromate to prevent rust
• SFI 18.1 Safety Certification and are approved for competition use

• Aluminum Shell
• Steel Hub
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