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QA1 Pro Coil front coil-over system for Silverado full view
Close-up of double adjustable Pro Coil shock
QA1 GD518-10950 coil-over kit in retail packaging
Spring rate and coil-over detail
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QA1 07-18 Chevrolet Silverado 4WD 10-950 Kit Front Pro-Coil D-Adj

QA1
QAPGD518-10950
806990169518
Coilovers
1 Units In Stock - Ships Next Business Day
$ 1,419.08 $ 1,280.95
$ 1,280.95

SKU: GD518-10950   |   UPC: 806990169518

QA1 Pro Coil Front Coil-Over System - Double Adjustable for 2007-2018 Chevrolet Silverado 1500 / GMC Sierra 1500 4WD

The QA1 GD518-10950 Pro Coil Front Coil-Over System is the ultimate bolt-in suspension upgrade for your 2007-2018 Chevrolet Silverado 1500 or GMC Sierra 1500 4WD. This complete double-adjustable coil-over kit allows 1"-3" of lowering with stock spindles or up to 3"-5" with aftermarket drop spindles, giving you the perfect stance while dramatically improving ride quality, handling, and performance. The fully threaded aluminum body shocks offer independent rebound and compression adjustment (18 positions each) so you can fine-tune for daily driving, towing, or spirited cornering.

Key Features

  • Double Adjustable Coil-Overs: Independent 18-position rebound and 18-position compression tuning (324 possible combinations)
  • Adjustable Ride Height: 1"-3" drop with stock spindles or 3"-5" with drop spindles
  • Heavy-Duty Design: Upgraded shocks with polyurethane bushings and 1" chromoly T-bar for truck payload capacity
  • Bolt-In Installation: Direct replacement for the factory system no cutting or welding
  • Lightweight Aluminum Shocks: Reduces unsprung weight for better ride and handling
  • Made in the USA: Proudly engineered and manufactured in Lakeville, Minnesota

Specifications

Specification Detail
Part Number GD518-10950
Position Front
Shock Type Double Adjustable Pro Coil
Drop Range 1"-3" (stock spindles) / 3"-5" (drop spindles)
Compatibility 2007-2018 Chevrolet Silverado 1500 / GMC Sierra 1500 4WD
Installation Bolt-On Direct Replacement
Country of Origin United States
Warranty Limited Lifetime (QA1)
Shipping Weight Approx. 45-55 lbs

What's Included

  • Pair of QA1 Double Adjustable Front Pro Coil Shocks
  • Pair of Matched Performance Springs
  • All Necessary Mounting Brackets and Hardware
  • Detailed Installation Instructions

Product Notes

  • Designed specifically for 2007-2018 Silverado 1500 / Sierra 1500 4WD models
  • Drop spindles required for maximum 3"-5" drop (sold separately)
  • Professional installation and front alignment recommended

Installation Notes

  • Estimated time: 4-6 hours, moderate difficulty
  • Bolt-on system using factory mounting points
  • Full front alignment required after installation

This Part Fits

Year Make Model Notes
2007 to 2018 Chevrolet Silverado 1500 4WD Models
2007 to 2018 GMC Sierra 1500 4WD Models

Why Choose QA1 Pro Coil Front System?

  • Full adjustability for perfect ride height and handling balance
  • Heavy-duty construction built for truck payload and daily use
  • Premium QA1 quality with lifetime warranty confidence

Frequently Asked Questions

  • Q: Will this kit fit my 2015 Chevrolet Silverado 1500 4WD?
    A: Yes, GD518-10950 is a direct fit for all 2007-2018 Silverado 1500 / Sierra 1500 4WD models.
  • Q: Do I need drop spindles for maximum drop?
    A: Yes, drop spindles are required to achieve the full 3"-5" drop range.
  • Q: Is an alignment required?
    A: Yes, a full front alignment is required after installation.
  • Q: What is the warranty?
    A: Covered by QA1’s limited lifetime warranty.

Shipping & Handling

  • Method: UPS / FedEx Ground (Oversize)
  • Availability: In stock ships same or next business day
  • Packaging: Secure protective packaging
  • Weight: Approx. 45-55 lbs

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