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QA1 Kit, Rear Pro-Coil MOD-Adj, 73-77 GM A-Body, 12-220 - RCK52446

QA1 RCK52446 MOD Series Rear Pro Coil Shock

Key Features

  • QuickTune Technology: Easily swap out dry modular valve packs without removing the shock from your vehicle.
  • Double Adjustable Design: Independent control over compression and rebound characteristics for a customized ride.
  • Mounting Adjustability: Versatile mounting options to fit various vehicles and configurations.
  • Nitrogen-Charged Canister: Available in piggyback or remote configurations for easy installation, even in tight spaces.
  • Indexable Base Eyelet: Adjust the angle of the eyelet for optimal shock and canister placement.
  • 100% Dyno Tested: Each shock is serialized and rigorously tested to ensure top performance.

Specifications

  • Model: RCK52446
  • Application: Rear Pro Coil shock for 73-77 GM A-Bodies
  • Spring Rate: 220 lbs/in
  • Includes: Two shocks, 12" springs, and all necessary mounting hardware and brackets

Benefits

The QA1 RCK52446 MOD Series Rear Pro Coil Shock is engineered for high-performance drag racing and pro-touring applications. Its innovative design allows you to adjust the shocks on the fly, accommodating changing track conditions effortlessly. With medium compression and rebound valve packs included, you can also choose softer or firmer options to match your driving style.

Fitment

This shock is specifically designed for 73-77 GM A-Bodies, making it a perfect fit for enthusiasts seeking to enhance their vehicle’s handling and performance.

Customer Insights

Users appreciate the ease of installation and the ability to fine-tune their setup without the hassle of removing the shocks. Many have noted significant improvements in handling and stability, especially during competitive events. The flexibility of the QuickTune Technology has been highlighted as a game-changer, allowing for quick adjustments that cater to various driving conditions.

Other Part Numbers:
QA1 #qapRCK52446

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 $2,108.03
Shipping Weight: 27.20
Length: 30
Width: 15
Height: 10
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 -
Vendors
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Vendor Inv Cost Retail Jobber MAP Core Updated
Turn 14 $1,786.47 $2,335.26 ? $2,107.95 ? 2025-07-11 10:45:11


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