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QA1

QA1 Pro Parallel 4-Link System Single Adjust Coilovers - R175-150

MSRP: $1,867.76
$1,643.17
( saved $224.59 )
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SKU:
QAPR175-150
UPC:
806990232908
Shipping:
Calculated at Checkout
MPN:
R175-150
PRODUCT OVERVIEW:QA1's Pro Rear Parallel 4-Link system with Panhard Bar Kit simplifies the fabrication process for vehicles that lack aftermarket support and offers an easy solution that provides ride height adjustability, packages easily, and offers a simple install process. These DIY kits produce professional-quality results and great looks in a convenient, easy-to-order package. Designed for the DIY enthusiast, the kit contains high-quality, MIG-weldable components that ensure a safe and well-engineered design that’ll get your favorite Truck or Hot Rod the stance and ride quality it deserves.ADAPTABILITYThis kit includes all components and hardware for assembling and mounting the trailing arms, shocks, and springs. The raw components can be cut to length and welded as needed, allowing for adaptation to a range of applications.Refer to the provided dimensional diagrams and renderings for assistance with your custom install.PACKAGING & SIMPLICITYThe parallel four-link system, by design, packages easily into many applications, making it ideal where space is limited. The parallel four-link system is easy to tune, making it great for DIY mechanics while still meeting demands of high-end builds. Powder coated trailing arms with forged bushings offer great looks, durability, and a smooth ride.TUNABILITY & RIDE HEIGHT ADJUSTMENTAdjustable coilovers provide dampening tunability and ride height adjustability, ensuring you achieve your desired stance and ride quality.  The unique valving of the Ultra Ride QA1 coilovers provide a comfortable, tunable ride quality that enhances handling without sacrificing ride quality.KIT CONTENTS:Powder coated trailing arms and forged bushings adjust from 24-5/8" to 25-½"Trailing arm brackets for 3" axlePanhard bar max length 37"40" trailing arm crossmember40" shock crossmember and mount tabsAll hardwareQA1 Ultra Ride Coilovers and SpringsMADE IN THE USAFITMENT NOTESWelding requiredWorks with 3 in. axle tubes


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Fidanza Performance is excited to offer QA1 Suspension

About - QA1 Suspension

QA1 Precision Products, Inc., founded in 1993 and based in Lakeville, Minnesota, is a leading American manufacturer of high-performance suspension and driveline components. The company is known for producing quality coil-over kits, control arms, sway bars, adjustable shocks, and carbon fiber driveshafts, primarily for muscle cars, classic trucks, drag racing, and pro-touring builds.

QA1 stands out for its in-house engineering and manufacturing, with most products made in the USA. Their suspension systems are especially popular among enthusiasts looking to modernize older vehicles like Chevelles, Mustangs, and classic GM and Ford trucks. Known for their adjustability and durability, QA1 products are widely respected across both street and track applications.

With a strong reputation for quality and performance, QA1 supports the automotive community through events, sponsorships, and their annual open house. Their accessible performance upgrades have made them a trusted name in the aftermarket suspension world.

Fidanza Performance, founded in 1997, is a leading US manufacturer of high-quality lightweight aluminum flywheels, precision adjustable cam gears, and high-performance clutches. With nearly 20 years in the automotive performance market, Fidanza is renowned for its expertise and respected globally, offering products for a wide range of vehicles, from European sports cars to modern muscle cars and imports. The company originated in racing, with founder Lou Fidanza's success in the SCCA leading to the creation of specialty parts like aluminum flywheels. Fidanza has since expanded its product line to include cam gears and performance clutches, gaining a loyal customer base and worldwide recognition. In 2023 Fidanza opened the SpeedParts4Less Marketplace which sells other manufacturers quality high performance parts!