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QA1 67-86 C20, 87-91 R20, Single Adjustable 650 LB Springs Control Arm Kit 52619-S650

QA1 67-86 C20, 87-91 R20, Single Adjustable 650 LB Springs Control Arm Kit 52619-S650
$4,459.99 ea
NEWARRIVING SOONEstimated Ship Date 08/29/2025 (If Ordered Today)
Model: 5054138
Select a Vehicle or refer to the Vehicle Fitment Tab below to verify that this part fits your vehicle.
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Just like QA1’s popular C10 coil-over system, this kit easily gives your C20 or C30 truck adjustable ride height, adjustable shock valving and improved geometry. That translates to a great stance with 1-3” of drop (up to 6” of drop with popular drop spindles), improved ride quality and significant handling gains. Plus, keep your 8-lug wheels.

You can easily install this kit in your driveway or garage with basic hand tools. No welding required. Everything is included, all the way down to the hardware.

Double Adjustable Shocks

This kit features double-adjustable shocks, giving you 18 clicks of independent compression and rebound valving adjustment. These are great if you who really want to fine-tune your shocks on the street or plan to track your truck.

QA1 shocks are 100% dyno tested and serialized. Components included in these systems are proudly made in the USA at QA1’s Lakeville, Minnesota facility.

Fitment Notes

  • Total drop range depends on wheel/tire fitment
  • Requires spindles that use 1971-1991 C20/R20 or C30/R30 Ball Joints
  • Not recommended for vehciles with front end weight greater than 3,000lbs.
About Qa1 Precision Products

From bolt-on products that get you behind the wheel faster, to experienced technicians available to help increase your 60’ times or handle curves with confidence, everything we do is designed to get you out on the road.

Whether your goal is a Saturday night sprint across the checkered flag or a slow, easy cruise down main street, we have the suspension and driveline products you need for the experience you want.

No matter what you drive, we want you to #goDRIVEit!

Vehicle Fitment:

The Vehicle Fitment Guide is to be used as a general reference. The data has been provided by our suppliers and manufacturers and may contain errors or incorrect data. Always refer to a professional to verify correct fitment for your vehicle.
Make Model Years
Chevrolet C20 Pickup 1967 - 1974

Specifications:

Part Type Coilover Overhaul Kit
Proposition 65 www.P65Warnings.ca.gov
Warranty Time 1 YR

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QA1 67-86 C20, 87-91 R20, Single Adjustable 650 LB Springs Control Arm Kit 52619-S650: