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QA1 Pro-Coil Front Shock Kit - GS507-09550D

QA1 GS507-09550D Pro Coil System

Upgrade your ride with the QA1 GS507-09550D Pro Coil System, specifically designed for 1971-1996 Impalas and Full Size GM vehicles, including Chevy, Buick, Oldsmobile, and Pontiac models. This system offers the perfect blend of adjustability and performance, making it an ideal choice for enthusiasts who demand precision in their suspension setup.

Key Features

  • Fully Adjustable Ride Height: Easily customize your vehicle's stance with a fully threaded body that allows for precise height adjustments.
  • Valving Control: Tailor the shock valving to suit your driving style, whether for street cruising or competitive racing.
  • Lightweight High Travel Springs: Crafted in the USA, these specially designed springs have fewer coils and a smaller wire diameter for increased travel and faster reaction times.
  • Multiple Spring Rate Options: Choose from a variety of spring rates to find the perfect fit for your driving needs, tested for both casual and hardcore applications.
  • Easy Installation: The bolt-in design makes installation straightforward, allowing you to get back on the road quickly.
  • 100% Dyno Tested: Each unit is serialized and has undergone rigorous testing to ensure top-notch performance.
  • Serviceable and Rebuildable: Maintenance is a breeze with authorized QA1 service centers available for servicing and rebuilding.
  • Sold in Pairs: This kit includes two shocks for a balanced performance upgrade.

Specifications

  • Front / Rear: Front
  • Adjustability: Single Adjustable
  • Spring Rate: 550 rate/in

Fitment

  • 1963-82 GM Corvette
  • 1958-70 GM Impala

Performance Reviews

Many users have praised the QA1 GS507-09550D for its impressive handling and ride quality. One customer noted a significant improvement in cornering stability, stating that the adjustable features allowed them to fine-tune the suspension to their liking. Another review highlighted the ease of installation, making it a great choice for DIY enthusiasts. The lightweight design has also been a favorite among those looking to enhance their vehicle's responsiveness without adding unnecessary weight.

Whether you're hitting the streets or the track, the QA1 GS507-09550D Pro Coil System is engineered to meet the demands of performance-driven drivers. Experience the difference in handling and comfort with this top-tier suspension upgrade.

Other Part Numbers:
QA1 #qapGS507-09550D

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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Things
Sale price None
Wholesale price $713.98
Shipping Weight: 21.30
Length: 22
Width: 11
Height: 9
Product Added At Sunday 09 August, 2020
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 $605.07 $790.94 ? $713.95 ? 2025-07-11 10:44:41

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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