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Vivid Racing Gear 
QA1 GD401-10450A Pro Coil System
If you're seeking superior control over your vehicle's ride height and handling, the QA1 GD401-10450A Pro Coil System is an excellent choice. Designed with the performance enthusiast in mind, this system offers a range of adjustable features to tailor your driving experience.
Key Features
- Adjustability: Fully adjustable ride height and valving control to match your driving style.
- Spring Options: Choose from multiple spring rate options, tested for various applications from casual street driving to hardcore racing.
- Lightweight Design: Made with American-made lightweight high travel springs that reduce unsprung weight and improve responsiveness.
- Threaded Body: The fully threaded body allows for precise height adjustments, ensuring the perfect stance and weight balance for enhanced handling.
- Durability: 100% dyno tested and serialized, these shocks are serviceable and rebuildable by QA1 authorized service centers.
- Easy Installation: Designed for a simple bolt-in installation, making it user-friendly for enthusiasts and professionals alike.
- Made in the USA: Proudly manufactured in the United States, ensuring quality and performance.
Specifications
- Compressed Length: 10.13 inches
- Extended Length: 14 inches
- Spring Rating: 450 lbs with a tapered pigtail end
- Sold in Pairs: Each order includes two shocks for a complete upgrade.
Fitment
The GD401-10450A Pro Coil System is suitable for a variety of applications, including:
- Drag racing
- Street performance
- Autocross
- Road racing
- Street rod applications
Customer Insights
Many users have praised the QA1 GD401-10450A for its remarkable adjustability and ease of installation. Enthusiasts appreciate the ability to fine-tune their suspension settings to match their driving style, whether they are cruising on the street or hitting the track. The lightweight construction has also been highlighted as a significant factor in improving overall vehicle performance and handling.
Conclusion
The QA1 GD401-10450A Pro Coil System stands out as a top-tier choice for those looking to enhance their vehicle's suspension. With its adjustable features, high-quality materials, and ease of installation, this system is designed to meet the needs of both casual drivers and serious racers alike.
Other Part Numbers:
QA1 #qapGD401-10450A
⚠ 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: 22 Width: 11 Height: 9 |
| 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 |
