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Vivid Racing Gear 
QA1 GD401-10350B Pro Coil System
If you're looking to upgrade your vehicle's suspension, the QA1 GD401-10350B Pro Coil System is an excellent choice. This system offers full adjustability for both ride height and valving control, allowing you to customize your driving experience to match your unique style.
Key Features
- Adjustable Ride Height: The fully threaded body design lets you easily adjust your ride height, ensuring the perfect stance and optimized weight balance for superior handling.
- Customizable Spring Rates: Choose from multiple spring rate options that have been rigorously tested for a variety of applications, from casual street driving to hardcore racing.
- Lightweight Construction: Made from high-quality materials, the lightweight billet aluminum coil-over shocks and high travel springs reduce unsprung weight and react faster, enhancing suspension performance.
- Easy Installation: This system features a simple, bolt-in installation process, making it accessible for both seasoned mechanics and DIY enthusiasts.
- Durable and Serviceable: Each component is 100% dyno tested and serialized, and can be serviced or rebuilt at QA1 authorized service centers.
- Versatile Applications: Perfect for drag racing, street performance, autocross, road racing, and street rod applications.
Specifications
The GD401-10350B Pro Coil System includes:
- Shock Type: Double adjustable stock mount shock kit
- Compressed Length: 10.13 inches
- Extended Length: 14 inches
- Spring: 10-inch spring with a 350 rating and a tapered flat end
- Sold in Pairs: Each order includes two shocks for complete suspension enhancement.
Fitment
This Pro Coil System is designed to fit a wide range of vehicles, making it an ideal choice for anyone looking to improve their suspension setup. Whether you're hitting the track or cruising the streets, this system provides the versatility you need.
Customer Reviews
"The QA1 GD401-10350B has completely changed my driving experience. The adjustability lets me fine-tune my ride based on whether I'm on the street or the track. Highly recommend!"
"Installation was a breeze, and I love how much better my car handles now. The quality of the components is top-notch, and I appreciate the ability to adjust the ride height easily."
"I've used other coilover systems in the past, but the GD401-10350B stands out for its performance and ease of use. The lightweight design really makes a difference!"
Other Part Numbers:
QA1 #qapGD401-10350B
⚠ 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: 21.20 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 |
