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Coil-Over Suspension System w/Double-Adj. Shocks, 750 lb. Springs for 1967-1986 C20, 1987-1991 R20 Chevy, GMC 3/4 Ton Trucks 2WD
InfoVehicle Info Needed
QA1PART NUMBER: 122-52619-D750

Coil-Over Suspension System w/Double-Adj. Shocks, 750 lb. Springs for 1967-1986 C20, 1987-1991 R20 Chevy, GMC 3/4 Ton Trucks 2WD

$3,02295
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Upper and Lower Control Arm Kits
Coil-Over Suspension System
  • 1967-1986 C20, and 1987-1991 R20 Chevy, GMC 3/4 Ton Trucks 2WD
  • Double-Adjustable Shocks
  • 750 lb. Springs
  • Requires Spindles that use 1971-1986 C20 Ball Joints
  • Black Powder-Coat
  • Sold as a Kit

    QA1 52619-D750 Coil-Over Suspension System Features:

    • Adjustable ride height with up to 1 in. to 3 in. of drop and up to 6 in. with aftermarket spindles
    • Retains 8-bolt wheels
    • Improved ride and handling
    • Double-adjustable shocks with 18 clicks of independent compression and rebound valving
    • No welding required

    QA1 52619-D650 Coil-Over Suspension System Note:

    • Requires spindles that use 1971-1986 C20 Ball Joints
    • Total amount of ride height drop depends on wheel and tire fitment
    • Modern Handling for Classic GM Trucks

      QA1's GM Truck Front Coil-Over Systems are available as a complete kit, including the crossmember, control arms, and shocks, or build your truck a little at a time with individual components.

      Show More

      The QA1 GM Truck Front Coil-Over Conversion Systems are engineered for truck owners who want to modernize suspension performance with improved handling, adjustability, and ride quality. Designed specifically for GM truck platforms, these coil-over conversion kits replace factory spring and shock setups with a performance-oriented adjustable coilover system. Whether you’re building a street performance truck, a pro-touring C10, or a lowered daily driver, QA1 delivers the suspension control and engineering precision serious enthusiasts expect.

      Upgrading to a front coil-over suspension system allows drivers to fine-tune ride height, spring rate, and damping characteristics to match their exact driving style. For classic and late-model GM truck builds, this conversion enhances both performance and stance while maintaining structural integrity and reliability.

      Performance Benefits & Key Features

      QA1 GM Truck Front Coil-Over Conversion Systems are designed to provide improved suspension geometry, responsive damping, and consistent load control. By integrating a threaded shock body with adjustable spring perches, these systems allow precise ride height adjustment and corner-weight tuning—key advantages for performance handling and aggressive street driving.

      Performance-focused builders appreciate features such as lightweight yet durable construction, high-quality shock valving, and adjustable damping options that enhance traction and road feedback. Compared to factory suspension components, a coil-over conversion kit improves front-end stability under braking and cornering while reducing body roll.

      These systems are ideal for street performance builds, autocross trucks, pro-touring applications, and lowered custom projects. The improved suspension control also benefits trucks with upgraded engines, modern wheel and tire packages, or modified steering components. For drivers seeking better ride quality without sacrificing responsiveness, QA1’s engineering strikes a strong balance between comfort and performance.

      Fitment, Compatibility & Applications

      QA1 GM Truck Front Coil-Over Conversion Systems are designed for compatibility with popular GM truck platforms, including classic C10 models and other GM pickups configured for front suspension upgrades. These kits are engineered for straightforward fitment within factory mounting locations, making them an attractive solution for restoration builds and modernized classic trucks alike.

      Enthusiasts upgrading older suspension systems will benefit from improved alignment control and the flexibility to dial in stance and ride height. Whether your goal is a lowered street truck, a performance-focused restomod, or a weekend show build, these coil-over systems provide the adjustability needed to achieve the perfect setup.

      When you’re ready to elevate your truck’s suspension performance, explore the available QA1 GM Truck Front Coil-Over Conversion Systems at JEGS and build with confidence using components trusted by serious performance enthusiasts.

    Part TypeControl Arm Kit
    Product LineQA1 GM Truck Front Coil-Over Conversion Systems
    BrandQA1
    Package Width93.34
    Weight93.34 PG
    Part CategoryPerformance Parts
    Bushing(S) IncludedYes
    Ball Joint IncludedYes
    Hardware IncludedYes
    Arm FinishBlack powdercoated
    Bushing MaterialPolyurethane
    Arm MaterialSteel
    QuantitySold as a Kit
    Bushings IncludedYes
    Part FitmentSemi Universal
    Control Arm StyleTubular
    Vendor Part Number52619-D750
    Package Qty1
    Package TypeEA
    Some parts are not legal for use in California or other states with similar laws / regulations
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