ATI Damper 7.95in Aluminum 12 & 6 Groove 3 Ring (20112025 Dodge Challenger, Charger, Chrysler 300, Jeep Grand Cherokee, Durango 5.7L / 6.4L HEMI) ATI918484
7.95in Aluminum Super Damper for Dodge, Chrysler & Jeep 5.7L / 6.4L HEMI Engines
The ATI 7.95-inch Aluminum Super Damper (part ATI918484) is built for 20112025 Dodge, Chrysler, and Jeep HEMI-powered vehicles including the Challenger, Charger, 300, Grand Cherokee, and Durango. Designed for extreme racing and high-horsepower applications, this dampers dual 12- and 6-groove pulley system with 3-ring aluminum construction ensures unmatched harmonic balance, belt traction, and long-term reliability. Whether naturally aspirated or supercharged, its SFI 18.1 certified and trusted by top drag racers and performance shops worldwide.
Performance Highlights
- 7.95-inch outer diameter provides optimal harmonic control across the RPM range
- Dual 12 & 6-groove pulleys allow separate supercharger and accessory belt drives
- 3-ring aluminum construction delivers superior balance and vibration reduction
- Lightweight, race-grade design reduces rotational mass for better throttle response
- Engineered for 5.7L & 6.4L (392) HEMI engines across multiple Mopar platforms
- SFI 18.1 certified for sanctioned motorsport competition
- Fully rebuildable for lasting precision and repeatable performance
Quick Specs
- Outer Diameter: 7.95 inches
- Material: Aluminum
- Pulley Type: Dual 12 & 6 Groove
- Design: 3-Ring Super Damper
- Certification: SFI 18.1
- Applications: Dodge, Chrysler & Jeep 5.7L / 6.4L HEMI Engines (20112025)
- Part Number: ATI918484
Why Choose ATIs 7.95in Super Damper for HEMI Platforms?
The ATI918484 provides industry-leading harmonic control and durability for both street and strip applications. The dual-groove design supports supercharger belt routing while maintaining accessory reliability. Precision-machined for perfect balance, this damper minimizes crankshaft stress and vibrationkeeping your HEMI smooth and safe at high RPM and boost levels.
Frequently Asked Questions
Is this damper compatible with both 5.7L and 6.4L HEMI engines?
Yes. The ATI918484 fits all 5.7L, 6.4L, and 392 HEMI engines across Dodge, Chrysler, and Jeep platforms from 2011 through 2025.
Does it support aftermarket supercharger systems?
Absolutely. The 12- & 6-groove pulley configuration supports dedicated belt routing for supercharger kits such as Whipple, ProCharger, and Magnuson.
Is this suitable for street-driven vehicles?
Yes, although designed for racing, many high-performance street HEMIs benefit from its precise damping and durability.
Can it be rebuilt?
Yes. The ATI918484 Super Damper is fully rebuildable using ATI factory service components for continued accuracy and lifespan.
Vehicle Fitment
- 2011 Chrysler 300 5.7L VVT
- 2012 Chrysler 300 5.7L VVT
- 2013 Chrysler 300 5.7L VVT
- 2014 Chrysler 300 5.7L VVT
- 2015 Chrysler 300 5.7L VVT
- 2016 Chrysler 300 5.7L VVT
- 2017 Chrysler 300 5.7L VVT
- 2018 Chrysler 300 5.7L VVT
- 2019 Chrysler 300 5.7L VVT
- 2020 Chrysler 300 5.7L VVT
- 2021 Chrysler 300 5.7L VVT
- 2022 Chrysler 300 5.7L VVT
- 2023 Chrysler 300 5.7L VVT
- 2012 Chrysler 300C SRT8
- 2013 Chrysler 300C SRT8
- 2014 Chrysler 300C SRT8
- 2015 Chrysler 300C SRT8
- 2016 Chrysler 300C SRT8
- 2017 Chrysler 300C SRT8
- 2018 Chrysler 300C SRT8
- 2019 Chrysler 300C SRT8
- 2020 Chrysler 300C SRT8
- 2021 Chrysler 300C SRT8
- 2022 Chrysler 300C SRT8
- 2023 Chrysler 300C SRT8
- 2024 Chrysler 300C SRT8
- 2011 Dodge Challenger R/T 5.7L
- 2012 Dodge Challenger R/T 5.7L
- 2013 Dodge Challenger R/T 5.7L
- 2014 Dodge Challenger R/T 5.7L
- 2015 Dodge Challenger R/T 5.7L
- 2016 Dodge Challenger R/T 5.7L
- 2017 Dodge Challenger R/T 5.7L
- 2018 Dodge Challenger R/T 5.7L
- 2019 Dodge Challenger R/T 5.7L
- 2020 Dodge Challenger R/T 5.7L
- 2021 Dodge Challenger R/T 5.7L
- 2022 Dodge Challenger R/T 5.7L
- 2023 Dodge Challenger R/T 5.7L
- 2011 Dodge Challenger SRT8
- 2012 Dodge Challenger SRT8
- 2013 Dodge Challenger SRT8
- 2014 Dodge Challenger SRT8
- 2015 Dodge Challenger SRT 392
- 2016 Dodge Challenger SRT 392
- 2017 Dodge Challenger SRT 392
- 2018 Dodge Challenger SRT 392
- 2019 Dodge Challenger SRT 392
- 2020 Dodge Challenger SRT 392
- 2021 Dodge Challenger SRT 392
- 2022 Dodge Challenger SRT 392
- 2023 Dodge Challenger SRT 392
- 2011 Dodge Charger R/T 5.7L
- 2012 Dodge Charger R/T 5.7L
- 2013 Dodge Charger R/T 5.7L
- 2014 Dodge Charger R/T 5.7L
- 2015 Dodge Charger R/T 5.7L
- 2016 Dodge Charger R/T 5.7L
- 2017 Dodge Charger R/T 5.7L
- 2018 Dodge Charger R/T 5.7L
- 2019 Dodge Charger R/T 5.7L
- 2020 Dodge Charger R/T 5.7L
- 2021 Dodge Charger R/T 5.7L
- 2022 Dodge Charger R/T 5.7L
- 2023 Dodge Charger R/T 5.7L
- 2012 Dodge Charger SRT8
- 2013 Dodge Charger SRT8
- 2014 Dodge Charger SRT8
- 2015 Dodge Charger SRT 392
- 2016 Dodge Charger SRT 392
- 2017 Dodge Charger SRT 392
- 2018 Dodge Charger SRT 392
- 2019 Dodge Charger SRT 392
- 2020 Dodge Charger SRT 392
- 2021 Dodge Charger SRT 392
- 2022 Dodge Charger SRT 392
- 2023 Dodge Charger SRT 392
- 20112021 Jeep Grand Cherokee 5.7L
- 20112014 Jeep Grand Cherokee SRT8
- 20152021 Jeep Grand Cherokee SRT 392
- 20112024 Dodge Durango SRT 392
Contact Beefcake Racing
Beefcake Racing provides ATI Super Dampers and premium HEMI performance parts. For expert fitment support or to order, contact sales@beefcakeracing.com or call 1-855-827-7223. Our team specializes in late-model Dodge, Chrysler, and Jeep platforms.
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