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Vivid Racing Gear 
QA1 GD401-10500C Pro Coil System
If you're in the market for a suspension upgrade that offers both flexibility and performance, the QA1 GD401-10500C Pro Coil System is your answer. Designed for a variety of driving styles, this system allows you to customize your ride height and valving control to match your unique preferences.
Key Features
- Fully Adjustable Ride Height: Tailor your vehicle's stance to perfection with an easy-to-use threaded body that lets you fine-tune your setup for superior handling.
- Customizable Spring Rates: Choose from multiple spring rate options that have been rigorously tested for applications ranging from casual street driving to hardcore racing.
- High Travel Springs: These lightweight springs feature fewer coils and a smaller wire diameter, which increases travel and responsiveness, enhancing overall suspension performance.
- Durable Construction: Made in the USA, these shocks are crafted from high-quality materials, ensuring longevity and reliability on the road or track.
- Easy Installation: The bolt-in design makes installation a breeze, allowing you to get back on the road quickly.
- Serviceable and Rebuildable: The GD401-10500C is fully serviceable through QA1 Authorized Service Centers, meaning you can keep your system in top shape for years to come.
Specifications
- Shock Type: Double adjustable, allowing independent compression and rebound adjustments.
- Compressed Length: 8.63 inches
- Extended Length: 12.88 inches
- Spring: 10-inch spring with a rating of 500 lbs, featuring a large tapered flat end for improved performance.
- Weight: Lightweight design reduces unsprung weight, promoting better suspension reaction.
- Applications: Ideal for drag racing, street performance, autocross, road racing, and street rod setups.
Fitment
The QA1 GD401-10500C Pro Coil System is designed to fit a range of vehicles, making it a versatile choice for performance enthusiasts. Whether you're hitting the streets or the track, this system is built to deliver exceptional results.
Customer Insights
Users have praised the GD401-10500C for its impressive adjustability and ease of installation. Many have noted a significant improvement in handling and ride quality, making it a popular choice among both casual drivers and serious racers alike. The ability to customize settings has allowed drivers to achieve their desired performance, resulting in a more enjoyable driving experience.
Other Part Numbers:
QA1 #qapGD401-10500C
⚠ 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: 27.60 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 |
