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QA1 Kit, Rear Pro-Coil D-Adj Chevy B-Body 65-70 12-220
$1056.95

QA1 RCK52391 Rear Coil-Over Conversion Kit

Upgrade your 1965-1970 Chevy B-Body with the QA1 RCK52391 Rear Coil-Over Conversion Kit. This comprehensive kit is designed for enthusiasts who demand performance and precision in their suspension setup.

Key Features

  • High-Quality Components: Each kit includes USA-made mounting brackets, either single or double adjustable aluminum shocks, and high-performance springs.
  • Adjustable Shocks: Choose between single adjustable shocks with 18 positions for simultaneous rebound and compression adjustment, or double adjustable shocks that offer 18 positions each for compression and rebound. This results in a staggering 324 possible valving combinations to perfectly tune your ride.
  • Threaded Body Design: The fully threaded shock body allows for easy ride height adjustments, helping you achieve the ideal stance and weight balance for enhanced handling.
  • Lightweight Springs: The American-made high travel springs feature fewer coils and a smaller wire diameter, allowing for increased travel and faster reaction times. This design significantly reduces unsprung weight, optimizing suspension performance.
  • Multiple Spring Rates: Available in various rates, these springs have been tested for a range of applications, from casual street driving to hardcore racing.

Specifications

  • Fitment: Specifically designed for 1965-1970 Chevy B-Bodies.
  • Included Components: The kit comes with 2 shocks, 2 high travel springs, all necessary mounting brackets, and hardware.
  • Spring Rate: The included springs have a rate of 220.
  • Installation: Easy bolt-in installation with no cutting or welding required.
  • Dyno Tested: Each kit is 100% dyno tested and serialized, ensuring top-notch performance.
  • Rebuildable and Revalveable: Shocks can be rebuilt and revalved by QA1 factories or authorized service centers.

Benefits of the RCK52391 Kit

This rear coil-over conversion kit not only lowers your vehicle but also enhances its overall handling and performance. With the addition of QA1's adjustable front coil-over kits, you can achieve a fully optimized suspension system for both ends of your vehicle.

Customer Feedback

Users have praised the QA1 RCK52391 for its ease of installation and noticeable improvements in ride quality and handling. Many have reported a more responsive driving experience, making it a favorite among both casual drivers and serious racers. The ability to customize shock settings has also been highlighted as a significant advantage, allowing for tailored performance based on personal driving styles.

Important Note

Keep in mind that later model vehicles tend to weigh more on average. It's advisable to consider this when ordering springs. For any questions or additional information, feel free to reach out to QA1's tech support at 952.985.5675.

Other Part Numbers:
QA1 #qapRCK52391

Proposition 65

WARNING: Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov

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Who is QA1?

QA1 is a company that was founded in 1993. They specialize in manufacturing high-quality suspension parts, shock absorbers, composite driveshafts, bearings, steering components, and other related accessories. Their products are used in different industries such as the industrial, motorsports, and automotive sectors. Today, they are the leading manufacturer of OE parts in the market.

Suspension Experts

The company is best known for its motion control sub-assemblies and wide range of suspension systems. They are always searching for new ways to develop each component to enhance their products further. 

State-of-the-Art Facility

The company is housed in one of the most sophisticated facilities in the market to accommodate the increasing demands of its customers. With 100,000 square feet at their disposal, their facility contains high-tech equipment such as a CNC machine, laser cutting equipment, hydraulic presses, and filament windings. It allows them to manufacture the best product in the market.

QA1 is also one of the few companies that are ISO certified. It guarantees that their parts are manufactured consistently, following the standards put in place by the company and the regulators.

Purchase QA1 Products At Vivid Racing

If you are in the market for quality suspension parts for your vehicle, then QA1 is the brand for you. They have been manufacturing components for the last 28 years and have consistently given their customers parts that meet their demand. To know more about QA1, visit Vivid Racing and check out their list of parts that meet your demand.



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Sale price None
Wholesale price $1,057.00
Shipping Weight: 20.10
Length: 21
Width: 10
Height: 8
Product Added At Monday 23 December, 2024
Product Modified At Friday 11 July, 2025
Imported By ETLOverride
Last Edited By Turn_API
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Emissions Info
Carb Approved -
Carb Number -
Epa Status N/A
Prop65 Yes
Carb Required -
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Manufacturer Direct Shipping
This item is available for direct shipping from the manufacturer. Please verify stock availability with the manufacturer. Once confirmed, you can place an order through [Meyer Distributing], who will arrange for dropshipping from the manufacturer directly to our customer.

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