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Vivid Racing Gear 
QA1 GD507-10650C Pro Coil System
The QA1 GD507-10650C Pro Coil System is designed for enthusiasts who demand precision and performance from their vehicles. This system is compatible with a range of full-size GM vehicles from 1971 to 1996, including popular models like the Impala, Chevy, Buick, Oldsmobile, and Pontiac, as well as select Ford full-size vehicles and Galaxies.
Key Features
- Adjustable Ride Height: Fine-tune your vehicle's stance with a fully threaded body that allows for easy ride height adjustments.
- Valving Control: Tailor the shock valving to match your driving style, whether you're cruising the streets or hitting the track.
- High-Performance Springs: The American-made lightweight high travel springs feature fewer coils and a smaller wire diameter, resulting in increased travel and improved suspension response.
- Multiple Spring Rate Options: Choose from various spring rates that have been tested for applications ranging from casual street driving to hardcore racing.
- Easy Installation: Designed for a straightforward bolt-in installation, making it accessible for DIY enthusiasts.
- Rebuildable and Serviceable: The shocks are 100% dyno tested, serialized, and can be serviced by QA1 authorized centers.
Specifications
- Shock Type: Double adjustable (compression and rebound)
- Compressed Length: 9.63 inches
- Extended Length: 14.5 inches
- Spring Rate: 650 lbs
- Sold In: Pairs
- Application: Suitable for drag racing, street performance, autocross, road racing, and street rod applications
Fitment
The GD507-10650C Pro Coil System is tailored for a wide range of full-size GM vehicles, ensuring a perfect fit for your ride. Whether you're upgrading your suspension for better handling or adjusting ride height for a more aggressive look, this system has you covered.
Customer Insights
Users have praised the GD507-10650C for its remarkable adjustability and performance. Many have noted how easy it is to install, allowing them to achieve the desired stance and handling characteristics without hassle. The lightweight design has also been highlighted for reducing unsprung weight, resulting in a more responsive driving experience.
Why Choose QA1?
QA1 is known for its commitment to quality and performance. Each component of the GD507-10650C is manufactured in the USA, ensuring durability and reliability. With a focus on performance across various driving conditions, this Pro Coil System stands out as a top choice for serious automotive enthusiasts.
Other Part Numbers:
QA1 #qapGD507-10650C
⚠ WARNING:
Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov
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 ExpertsThe 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 FacilityThe 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 RacingIf 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.
| Sale price | None |
| Wholesale price | $917.99 |
| Shipping |
Weight: 28.50 Length: 25 Width: 10 Height: 6 |
| Product Added At | Monday 23 December, 2024 |
| Product Modified At | Friday 11 July, 2025 |
| Imported By | ETLOverride |
| Last Edited By | Turn_API |
| View In Admin |
| Carb Approved | - |
|---|---|
| Carb Number | - |
| Epa Status | N/A |
| Prop65 | Yes |
| Carb Required | - |
| Vendor | Inv | Cost | Retail | Jobber | MAP | Core | Updated | |||
|---|---|---|---|---|---|---|---|---|---|---|
| Turn 14 | $777.96 | $1,016.94 | ? | $917.95 | ? | 2025-07-11 10:45:07 |
