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GM Gen III LS Engine Mount Kit for QA1 Tubular Crossmember
InfoVehicle Info Needed
QA1PART NUMBER: 122-7740-379

GM Gen III LS Engine Mount Kit for QA1 Tubular Crossmember

$17995
ShippingShips on Sep 02, 2026
Lowest PriceLowest Price Guarantee

Engine Mount Kits
    Engine Mount Kit for GM Gen III LS Engines
  • For QA1 Tubular Crossmember Only
  • Weld Together Kit
  • Allows Engine Height and Setback to be Altered
  • Natural Finish
  • Sold as a Kit

    QA1 7740-379 GM Gen III LS Engine Mount Kit for QA1 Crossmember

    This kit includes hardware and mounts for Chevy trucks with a QA1 crossmember installed and lets you alter the engine location.

    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 TypeEngine Mount
Product LineQA1 GM Truck Front Coil-Over Conversion Systems
BrandQA1
Package Height6.0
Package Width12.0
Package Length12.0
Weight8.3 PG
Part CategoryPerformance Parts
Bracket IncludedYes
QuantitySold as a Kit
Part FitmentSemi Universal
Bracket FinishNatural
Bracket MaterialSteel
Vendor Part Number7740-379
Package Qty1
Package TypeEA
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No Reviews

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