ATI Damper 7.48in Aluminum LW 6/4 Groove Excl SC Pulley (20092015 Cadillac CTS-V / 20122015 Chevrolet Camaro ZL1) ATI918854
Lightweight Super Damper for LSA-Powered CTS-V and ZL1
The ATI 7.48-inch Aluminum Lightweight Super Damper (part ATI918854) is engineered for supercharged LSA engines found in the 20092015 Cadillac CTS-V and 20122015 Camaro ZL1. This damper uses a 6/4 groove configuration and is designed to exclude the supercharger pulley, making it the perfect foundation for custom blower drive setups or replacement of factory dampers. Built from lightweight aluminum, it reduces rotating mass while providing exceptional harmonic control. The result is smoother operation, better throttle response, and increased reliability in both street and track environments. Each unit is SFI 18.1 certified and fully rebuildable for long-term use.
Performance Highlights
- 7.48-inch diameter delivers superior damping efficiency for high-RPM engines
- 6/4 groove pulley design supports dual belt configurations
- Excludes supercharger pulley for custom or upgraded SC drive systems
- Lightweight aluminum shell reduces rotating mass for faster revs
- Optimized for LSA engines in CTS-V and ZL1 applications
- SFI 18.1 certified for competition-approved performance
- Fully rebuildable design for long-term durability and serviceability
Quick Specs
- Outer Diameter: 7.48 inches
- Material: Aluminum (Lightweight)
- Pulley Style: 6/4 Groove
- Supercharger Pulley: Excluded
- Engine Application: LSA (CTS-V / ZL1)
- Certification: SFI 18.1
- Design: Rebuildable
- Part Number: ATI918854
Why Choose ATIs LSA Lightweight Super Damper?
The ATI918854 Super Damper provides superior harmonic control for supercharged LS engines running high boost and RPM levels. By excluding the integrated SC pulley, this version allows greater flexibility for those using custom blower drives or aftermarket pulley systems. The lightweight design improves acceleration and reduces engine stressideal for high-output street cars and track builds alike.
Frequently Asked Questions
Does this damper include a supercharger pulley?
No. The ATI918854 is designed to exclude the SC pulley, making it ideal for custom or upgraded supercharger setups.
Is this damper compatible with factory accessories?
Yes. It maintains stock accessory alignment and supports OEM serpentine belt routing.
Is this damper suitable for high-RPM or boosted applications?
Absolutely. Its SFI 18.1 certified and proven to handle the demands of supercharged LSA performance engines.
Can the damper be rebuilt?
Yes. Like all ATI Super Dampers, its fully rebuildable for long-term service and performance retention.
Fitment
- 2009 Cadillac CTS-V
- 2010 Cadillac CTS-V
- 2011 Cadillac CTS-V
- 2012 Cadillac CTS-V
- 2013 Cadillac CTS-V
- 2014 Cadillac CTS-V
- 2015 Cadillac CTS-V
- 2012 Chevrolet Camaro ZL1
- 2013 Chevrolet Camaro ZL1
- 2014 Chevrolet Camaro ZL1
- 2015 Chevrolet Camaro ZL1
Why Buy from Beefcake Racing?
Beefcake Racing is your performance headquarters for ATI Super Dampers and LSA engine upgrades. We offer expert advice, fast shipping, and competitive pricing on all ATI products. For personalized assistance, contact us at sales@beefcakeracing.com or call 1-855-827-7223. Our experienced team will help you select the right damper for your CTS-V or ZL1 build.
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