Complete Coil-Over Suspension System | 2007-2016 Silverado/Sierra 1500 2WD/4WD (with OE Cast Steel Arms)

Complete Coil-Over System for 2007-2016 Silverado & Sierra 1500 2WD/4WD. Includes front & rear HQ Series rebound adjustable Coil-Overs, front tubular upper control arms, bolt-on 4 link with c-notch, 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 (Kit # 11710202 & 11710203). Trucks equipped with magnetic suspension require shock simulators.

• 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.
• 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

Options:

• Front Sway Bar will increase the sway bar rate by 52% and reduce suspension bind with Delrin lined bushings and performance end links.