2007-13 Silverado/Sierra 1500 2wd HQ Coil-Over System

Complete Coil-Over System for 2007-2016 Silverado & Sierra 1500 2WD/4WD. Includes front & rear HQ Series rebound adjustable Coil-Overs, front upper and lower tubular control arms, bolt-on 4 link with c-notch, front sway bar, and drop spindles. Designed to lower your vehicle and improve handling and ride quality. 

Fitment includes 2007-2016 Chevrolet Silverado and GMC Sierra 1500 2WD & 4WD pickups WITH CAST STEEL OE CONTROL ARMS.   Some trucks (specifically 2014-2016 model years) may have stamped steel or aluminum control arms which use different spindles and ball joints.  A system for these trucks is coming soon!  Does not fit trucks equipped with magnetic suspension.

• Offers a ride height that is approximately 4″ lower than stock in the front and 6″ in the rear.   
• HQ Series Adjustable Coil-Overs utilize an impact forged aluminum body and Monotube design to deliver excellent ride quality and handling. They allow fine-tuning of the ride quality and handling the rebound knob is located at the top of the shock for under hood access. They come standard with a 1,000,0001 Mile Warranty.  Interested in Autocross or Road Course Racing?  Consider the TQ Series Coil-Overs.  
• The Upper StrongArm tubular control arms feature corrected ball joint angles for the lowered ride height and the length has been altered to create more camber adjustment.  Injection-molded Delrin bushings with 13% Teflon are used to reduce deflection and stiction.
• The Lower StrongArm  tubular control arms feature a double sheer lower shock mount for increased strength.  We have also dropped the lower shock mount to increase suspension travel and altered the length to create more camber adjustment.  Injection-molded Delrin bushings with 13% Teflon are used to reduce deflection and stiction.
• A Front MuscleBar sway bar is included to reduce body roll and includes the PosiLink End-links that provide immediate engagement between the chassis and control arms.
• Drop Spindles are used to all the use of a longer stroke shock and improve suspension geometry and bump steer.  Fits 18″ or larger wheels.  
• The Bolt On 4-Link greatly improves traction, handling and ride quality.  Installation does not require any welding or major modifications to the bed floor.  Includes patent-pending R-Joint rod ends to eliminate binding and noise.
  • Includes patent-pending R-Joint rod ends to eliminate binding and noise.
  • Optimized anti-squat, roll center and pinion angle migration for dramatic improvements in handling and traction.
  • Bolt-on C-Notch reinforces OEM frame rails and features integrated suspension mounts. 
  • Designed for simple installation with minimal OEM rivet removal.  
  • Compatible with all cab size and bed length configurations