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Vivid Racing Gear 
QA1 GD401-10650C Pro Coil System
If you're seeking a suspension upgrade that offers both versatility and performance, the QA1 GD401-10650C Pro Coil System is a fantastic choice. Designed for those who appreciate a finely tuned driving experience, this system gives you complete control over ride height and damping characteristics.
Key Features
- Adjustability: Fully adjustable ride height and valving control that caters to your unique driving style.
- High-Quality Construction: Made in the USA, featuring lightweight billet aluminum coil-over shocks and high travel springs.
- Optimized Performance: The specially designed springs have fewer coils and a smaller wire diameter, which increases travel and reduces unsprung weight.
- Versatile Applications: Ideal for drag racing, street performance, autocross, road racing, and street rod applications.
- Easy Installation: Bolt-in installation makes it simple to upgrade your suspension without hassle.
- 100% Dyno Tested: Each unit is serialized and tested to ensure reliability and performance.
- Rebuildable: Serviceable by QA1 Authorized Service Centers for long-lasting performance.
Specifications
- Compressed Length: 8.63 inches
- Extended Length: 12.88 inches
- Spring Rate: 650 lbs with a tapered flat end large spring
- Sold in Pairs: Perfect for front suspension upgrades.
Benefits of the GD401-10650C
This Pro Coil System not only enhances your vehicle's handling but also allows you to customize the ride height to achieve the perfect stance. The adjustable valving means you can fine-tune the suspension to match your driving conditions, whether you're cruising on the street or tackling a racetrack.
Fitment
The GD401-10650C is designed to fit a variety of GM applications, making it a versatile choice for enthusiasts looking to upgrade their suspension system.
Customer Insights
Many users appreciate the ease of installation and the immediate improvement in handling. One reviewer noted, "The adjustability of the ride height made a noticeable difference in my car's stance and performance on the track." Another mentioned, "I love how responsive the shocks feel, and the ability to fine-tune the damping is a game changer for my driving style."
Conclusion
With the QA1 GD401-10650C Pro Coil System, you can achieve a suspension setup that perfectly suits your needs. Whether you're hitting the drag strip or cruising through town, this system delivers the performance and adjustability you desire.
Other Part Numbers:
QA1 #qapGD401-10650C
⚠ 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 10:45:06 |
