ATI Damper 7.48in Aluminum 6/4 Groove (20102015 Chevy Camaro SS / 19992013 GM Trucks & SUVs) ATI918639
Super Damper for LS-Series Camaro & GM Trucks
The ATI 7.48-inch Aluminum Super Damper (part ATI918639) is precision-engineered for 20102015 Chevy Camaro SS and 19992013 GM Trucks & SUVs with LS-series engines. Its dual 6/4-groove pulley design supports factory accessory drives while improving harmonic stability, throttle response, and long-term reliability. Constructed from lightweight billet aluminum and SFI 18.1 certified, this damper is ideal for both street performance and racing LS builds.
Performance Highlights
- 7.48-inch outer diameter for OEM fitment and optimal damping efficiency
- Dual 6/4-groove pulley setup maintains accessory drive compatibility
- Billet aluminum construction reduces rotational mass and improves acceleration
- Excellent harmonic control for smoother engine operation and reduced wear
- Fits LS3, LS6, and LS-based truck engines
- SFI 18.1 certified for race-legal safety and durability
- Fully rebuildable for long-term accuracy and serviceability
Quick Specs
- Outer Diameter: 7.48 inches
- Material: Aluminum
- Pulley Type: Dual 6/4 Groove
- Design: LS-Series Super Damper
- Certification: SFI 18.1
- Applications: 20102015 Camaro SS / 19992013 GM Trucks & SUVs
- Part Number: ATI918639
Why Choose ATIs LS-Series Super Damper?
The ATI918639 Super Damper provides world-class torsional control and vibration reduction for LS-powered platforms. Its dual-groove pulley configuration ensures full OEM accessory compatibility while enhancing crankshaft stability under load. Whether youre cruising your Camaro SS or towing with your Silverado, this damper delivers the balance, smoothness, and precision needed to protect your engine and unlock cleaner power delivery.
Frequently Asked Questions
Is this damper a direct bolt-on replacement?
Yes. The ATI918639 is a direct-fit upgrade compatible with factory belt and accessory configurations.
Can it handle high-RPM or boosted applications?
Absolutely. Its SFI 18.1 certified and engineered for both naturally aspirated and forced induction LS builds.
Will this damper improve performance?
Yes. By minimizing crankshaft vibration, it improves throttle response, reliability, and overall engine balance.
Is the damper rebuildable?
Yes. All ATI Super Dampers are fully rebuildable, ensuring long-term precision and reliability.
Vehicle Fitment
- 2010 Chevrolet Camaro SS 6.2L LS3
- 2011 Chevrolet Camaro SS 6.2L LS3
- 2012 Chevrolet Camaro SS 6.2L LS3
- 2013 Chevrolet Camaro SS 6.2L LS3
- 2014 Chevrolet Camaro SS 6.2L LS3
- 2015 Chevrolet Camaro SS 6.2L LS3
- 1999 Chevrolet Silverado 1500 5.3L / 6.0L LS
- 2000 Chevrolet Silverado 1500 5.3L / 6.0L LS
- 2001 Chevrolet Silverado 1500 5.3L / 6.0L LS
- 2002 Chevrolet Silverado 1500 5.3L / 6.0L LS
- 2003 Chevrolet Silverado 1500 5.3L / 6.0L LS
- 2004 Chevrolet Silverado 1500 5.3L / 6.0L LS
- 2005 Chevrolet Silverado 1500 5.3L / 6.0L LS
- 2006 Chevrolet Silverado 1500 5.3L / 6.0L LS
- 2007 Chevrolet Silverado 1500 5.3L / 6.0L LS
- 2008 Chevrolet Silverado 1500 5.3L / 6.0L LS
- 2009 Chevrolet Silverado 1500 5.3L / 6.0L LS
- 2010 Chevrolet Silverado 1500 5.3L / 6.0L LS
- 2011 Chevrolet Silverado 1500 5.3L / 6.0L LS
- 2012 Chevrolet Silverado 1500 5.3L / 6.0L LS
- 2013 Chevrolet Silverado 1500 5.3L / 6.0L LS
- Also fits GM SUVs with LS engines (19992013 Tahoe, Yukon, Suburban, Escalade)
Contact Beefcake Racing
Beefcake Racing offers ATI Super Dampers and high-performance LS engine components for both Camaro and GM truck applications. For expert guidance or to place an order, email sales@beefcakeracing.com or call 1-855-827-7223. Our performance specialists can help you choose the best damper for your LS build.
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