Collection: QA1

Performance Suspension. Since 1993.
QA1
QA1 started in 1993 building rod ends, spherical bearings and custom linkages for racers, then moved into shock manufacturing with the purchase of Hal Shocks in 1998 and Carrera Shocks in 2004. Today the company designs and builds shocks, struts, suspension components and carbon composite driveshafts in more than 100,000 square feet of its own manufacturing space in Lakeville, Minnesota, under an ISO 9001 certified quality system.
Single & Double Adjustable DampingBuilt in Lakeville, MinnesotaISO 9001 Certified
What We Carry from QA1
Pro Coil, Proma Star & Stocker Star coil-over shocks
Full-vehicle suspension kits for GM A/B/G/F/X-body, Mopar & Mustang
Tubular control arms, K-members, sway bars & crossmembers
Rod ends, spherical bearings, jam nuts & linkages
REV Series carbon fiber driveshafts
Big Wheel suspension kits & C10 conversion systems
QA1 builds for street performance, drag racing, circle track and street rods — most shocks are single or double adjustable, so ride and rebound can be dialed in after the car is on the ground.
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Vendor:QA1
QA1 68-70 Mopar B-Body Rear Double Adjustable Four Link Suspension System
✓ In Stock • Only 4 leftRegular price $ 2,672.08Regular price$ 2,939.29Sale price $ 2,672.08Sale -
Vendor:QA1
QA1 67-69 GM F-Body Rear Four Link Suspension System - Single Adjustable
✓ In Stock • Only 2 leftRegular price $ 2,384.91Regular price$ 2,623.41Sale price $ 2,384.91Sale -
Vendor:QA1
QA1 75-81 GM F-Body 2nd Gen Subframe Connector Kit
✓ In Stock • Only 2 leftRegular price $ 601.57Regular price$ 661.73Sale price $ 601.57Sale -
Vendor:QA1
QA1 68-77 GM A-Body 1-1/4in Rear Sway Bar
✓ In Stock • Only 1 leftRegular price $ 353.06Regular price$ 388.37Sale price $ 353.06Sale -
Vendor:QA1
QA1 82-02 Chevrolet Camaro/Pontiac Firebird (F-Body) 1-1/8in Rear Sway Bar
✓ In Stock • Only 3 leftRegular price $ 380.89Regular price$ 418.98Sale price $ 380.89Sale -
Vendor:QA1
QA1 64-77 GM A-Body Lower Adjustable Tubular Trailing Arms
✕ Out of StockRegular price $ 502.17Regular price$ 552.39Sale price $ 502.17Sold out -
Vendor:QA1
QA1 82-02 GM F Body Rear Pro Coil Shock System - Double Adjustable (200lbs/in)
✓ In Stock • Only 4 leftRegular price $ 1,118.49Regular price$ 1,230.34Sale price $ 1,118.49Sale -
Vendor:QA1
QA1 73-87 Chevrolet C10 Single Adjustable Front Coilover Crossmember System
✓ In Stock • Only 2 leftRegular price $ 4,727.20Regular price$ 5,199.92Sale price $ 4,727.20Sale -
Vendor:QA1
QA1 62-72 70-74 Mopar B/E Body Suspension System 0-2in Drop - Single Adjustable Front
✓ In Stock • Only 2 leftRegular price $ 5,475.69Regular price$ 6,023.26Sale price $ 5,475.69Sale -
Vendor:QA1
QA1 Shock Mount Kit 3.00in Heavy-Duty w/Hardware
✓ In Stock • Only 3 leftRegular price $ 144.31Regular price$ 158.75Sale price $ 144.31Sale -
Vendor:QA1
QA1 67-76 Mopar A-Body / 66-72 B-Body / 70-74 E-Body Big Block Engine Mount Kit
✓ In Stock • Only 3 leftRegular price $ 218.68Regular price$ 240.55Sale price $ 218.68Sale -
Vendor:QA1
QA1 78-88 GM G-Body Trailing Arms Lower Adjustable
✓ In Stock • Only 4 leftRegular price $ 512.11Regular price$ 563.33Sale price $ 512.11Sale -
Vendor:QA1
QA1 71-96 GM B-Body Trailing Arms Lower Adjustable
✓ In Stock • Only 5 leftRegular price $ 512.11Regular price$ 563.33Sale price $ 512.11Sale -
Vendor:QA1
QA1 Mopar 4-Link Sway Bar Kit Rear 7/8in
✓ In Stock • Ready to ShipRegular price $ 451.80Regular price$ 496.98Sale price $ 451.80Sale -
Vendor:QA1
QA1 62-72 B-Body / 70-74 E-Body Sway Bar Kit Front 1-1/8in
✓ In Stock • Ready to ShipRegular price $ 282.82Regular price$ 311.11Sale price $ 282.82Sale -
Vendor:QA1
QA1 78-88 GM G-Body Anti-Roll Bar Kit Rear 1-1/4in
✓ In Stock • Only 1 leftRegular price $ 512.11Regular price$ 563.33Sale price $ 512.11Sale