.jpeg?q=90&p=thumb&w=200&h=200)
.jpeg?q=90&p=thumb&w=40&h=40)
Brakes 
Driveline 
Electronics 
Handlebars & Controls 
Package Deals 
Wheel Accessories 
Wheels by Vehicle 
Tools and Maintenance 
Universal & Repair 
Vivid Racing Gear 
QA1 GD502-15300 Pro Coil System for 4th Gen GM F-Body
If you're searching for a top-notch front and rear coil-over system tailored for your 4th generation GM F-body vehicle, look no further than the QA1 GD502-15300 Pro Coil System. This system is engineered with precision and performance in mind, offering a range of options to suit your driving preferences.
Key Features
- Adjustability Options: Choose from double adjustable, single adjustable, or Drag "R" Series valving options to customize your ride.
- Spring Rates: Multiple spring rate options are available, allowing you to select the perfect fit for your driving style, whether it’s casual street cruising or intense racing.
- Ride Height Adjustment: The fully threaded body design enables you to easily adjust your ride height, ensuring the ideal stance and optimized weight balance for superior handling.
- Lightweight Design: The American-made high travel springs feature fewer coils and a smaller wire diameter, which increases travel and reduces unsprung weight, enhancing suspension performance.
- Durability: Each component is 100% dyno tested and serialized, ensuring reliability and performance.
- Serviceability: The system is serviceable and rebuildable at QA1 Authorized Service Centers, extending its lifespan and maintaining peak performance.
- Made in the USA: Proudly manufactured in the United States, ensuring high-quality craftsmanship.
Specifications
- Front Pro Coil Double Adjustable Stock Mount Shock Kit
- Compressed Length: 14.5 inches
- Extended Length: 19.5 inches
- Spring: 15-inch spring with a rating of 300
Fitment
The QA1 GD502-15300 Pro Coil System is perfect for various applications, including drag racing, street performance, autocross, road racing, and street rod setups. It's designed to fit seamlessly into your 4th generation GM F-body, providing a hassle-free bolt-in installation.
Customer Insights
Users have praised the QA1 GD502-15300 for its remarkable adjustability and performance. Many appreciate how easy it is to fine-tune the ride to their liking, whether for daily driving or competitive racing. The lightweight springs have also received positive feedback for enhancing the vehicle's responsiveness and handling, making it a favorite among car enthusiasts.
Other Part Numbers:
QA1 #qapGD502-15300
⚠ 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: 31.40 Length: 25 Width: 14 Height: 14 |
| 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 |
