ATI Damper 7.95in Aluminum 10 & 4 Groove 4% Overdrive (20102015 Chevy Camaro SS / 19992013 GM Trucks & SUVs) ATI918632
4% Overdrive Super Damper for LS Engines
The ATI 7.95-inch Aluminum Super Damper (part ATI918632) is designed for 20102015 Chevy Camaro SS and 19992013 GM Trucks & SUVs equipped with LS-series engines. With a 4% overdrive ratio and dual 10 & 4-groove pulley setup, this damper increases accessory speed for enhanced charging and cooling performance perfect for high-demand or forced-induction applications. Built from billet aluminum and SFI 18.1 certified, it delivers exceptional harmonic control, improved power delivery, and long-term reliability on the street or at the track.
Performance Highlights
- 7.95-inch outer diameter increases belt speed for improved accessory performance
- 4% overdrive ratio ideal for supercharged or high-load applications
- Dual 10 & 4-groove pulley design maintains compatibility with OEM accessories
- Billet aluminum construction provides strength and weight reduction
- Excellent harmonic control for smooth, balanced LS engine operation
- SFI 18.1 certified for race-level safety and durability
- Fully rebuildable for long-lasting precision and performance
Quick Specs
- Outer Diameter: 7.95 inches
- Material: Aluminum
- Pulley Type: Dual 10 & 4 Groove
- Drive Ratio: 4% Overdrive
- Design: LS-Series Super Damper
- Certification: SFI 18.1
- Applications: 20102015 Camaro SS / 19992013 GM Trucks & SUVs
- Part Number: ATI918632
Why Choose ATIs 4% OD Super Damper for LS Engines?
The ATI918632 Super Damper delivers superior crankshaft stability and optimized accessory performance for LS-powered Camaros and GM trucks. The 4% overdrive design increases alternator and water pump speeds, supporting better electrical and cooling efficiency under load. Whether youre daily driving, towing, or racing, this damper helps eliminate harmful vibration while enhancing overall engine smoothness and reliability.
Frequently Asked Questions
What does 4% overdrive mean?
It increases the speed of belt-driven accessories by 4%, improving alternator output and cooling performance.
Will it work with factory belts and accessories?
Yes. The 10 & 4-groove pulley setup is designed for OEM alignment and accessory compatibility.
Is it safe for high-RPM or boosted engines?
Absolutely. Its SFI 18.1 certified and engineered for extreme RPM and power applications.
Is this damper rebuildable?
Yes. The ATI918632 is fully rebuildable, ensuring repeatable precision and long-term service life.
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 is your trusted source for ATI Super Dampers and high-performance LS components. For assistance or to place an order, email sales@beefcakeracing.com or call 1-855-827-7223. Our performance experts can help you find the perfect damper for your Camaro or GM truck build.
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