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Vivid Racing Gear 
QA1 GM Pro Coil System GS507-10750C
If you're looking to upgrade your ride for a smoother and more controlled driving experience, the QA1 GM Pro Coil System GS507-10750C is a fantastic choice. Designed specifically for 1971-1996 Impalas and other Full-Size GM vehicles, this system also fits select Ford models, making it a versatile option for a range of classic cars.
Key Features
- Fully Adjustable Ride Height: Tailor your vehicle's stance with ease, allowing for precise tuning of weight balance and handling.
- Lightweight Billet Aluminum Coil-Over Shocks: These shocks are designed to reduce unsprung weight, enhancing suspension performance.
- High Travel Springs: Featuring fewer coils and a smaller wire diameter, these springs provide increased travel and faster reaction times.
- Multiple Spring Rate Options: Choose the spring rate that best suits your driving style, whether for casual street driving or hardcore racing.
- 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 tested to ensure top performance and reliability.
- Serviceable and Rebuildable: Maintenance is a breeze with support from QA1 Authorized Service Centers.
Specifications
The GS507-10750C kit includes:
- Front Pro Coil Single Adjustable Stock Mount Shock Kit
- Compressed Length: 9.63 inches
- Extended Length: 14.5 inches
- Spring: 10-inch spring with a rating of 750 lbs.
Fitment
This Pro Coil System is compatible with a variety of vehicles, including:
- 1971-1996 Impalas
- Full Size Chevy, Buick, Oldsmobile, and Pontiac models
- Select Ford Full Size vehicles and Galaxies
Customer Insights
Users have praised the QA1 GM Pro Coil System for its impressive adjustability and performance. Many have experienced noticeable improvements in handling and ride quality, making it a popular upgrade for both street and race applications. The lightweight design and the ability to customize the settings have received particular acclaim, as they allow drivers to fine-tune their vehicles to perfection.
Conclusion
The QA1 GM Pro Coil System GS507-10750C is an outstanding choice for automotive enthusiasts looking to enhance their vehicle's performance. With its adjustable features, durable construction, and compatibility with a range of models, it stands out as a top-tier suspension solution.
Other Part Numbers:
QA1 #qapGS507-10750C
⚠ 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 | $713.98 |
| Shipping |
Weight: 29.00 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 | $605.07 | $790.94 | ? | $713.95 | ? | 2025-07-11 10:45:07 |
