QA1 manufactures high-performance suspension systems, shock absorbers, rod ends, and driveline components for muscle cars, racing, and street performance vehicles.
QA1 is a leading manufacturer of high-performance automotive suspension and driveline components. Based in Lakeville, Minnesota, the company specializes in engineering products that improve handling, ride quality, and performance for a wide range of vehicles, including muscle cars, street rods, classic trucks, and racing machines.
The brand offers a comprehensive catalog of American-made parts such as coil-over shocks, control arms, sway bars, rod ends, ball joints, and spherical bearings. QA1 is widely recognized by automotive enthusiasts and professional racers for its innovation in shock absorber technology, providing adjustable solutions that allow drivers to tune their suspension for street, strip, or track use.
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Yes, a professional alignment is highly recommended after installing components such as bump steer kits, control arms, or tie rods to ensure proper vehicle handling and tire wear.
No, QA1 products that have been installed are generally not eligible for return. It is important to verify fitment and read all instructions prior to installation.
QA1 typically warrants products to be free from defects in material and workmanship for one year from the date of sale to the original purchaser, subject to specific terms and exclusions.
Ride height adjustments on coil-over shocks should be made with the vehicle weight unloaded. Use a spanner wrench to move the spring seat adjuster nut up or down the threaded shock body to the desired height.
Yes, QA1 provides dedicated technical support staffed by racers and enthusiasts. You can contact them via phone or email for assistance with installation and tuning.