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Vivid Racing Gear 
QA1 GD501-10400A Pro Coil System
If you're on the hunt for a suspension upgrade that offers precision and adaptability, the QA1 GD501-10400A Pro Coil System might just be what you need. This system is designed for those who want to fine-tune their vehicle's ride height and valving to suit their unique driving style.
Key Features
- Fully Adjustable Ride Height: Tailor your vehicle's stance with ease, ensuring optimal weight balance for superior handling.
- Customizable Valving: Adjust the valving to match your driving conditions, whether you're cruising the streets or hitting the track.
- Lightweight High Travel Springs: Made in the USA, these springs feature fewer coils and a smaller wire diameter, allowing for increased travel and faster reaction times.
- Durable Construction: Features lightweight billet aluminum coil-over shocks that are built to withstand the rigors of various driving conditions.
- Easy Installation: Designed for a straightforward bolt-in installation, making it accessible for DIY enthusiasts.
- 100% Dyno Tested: Each unit is serialized and rigorously tested to ensure top-notch performance.
- Serviceable and Rebuildable: Maintenance is a breeze with QA1 authorized service centers available for support.
Specifications
- Compressed Length: 10.13 inches
- Extended Length: 17 inches
- Spring Rate: 400 lbs
- Spring Length: 10 inches
- Application: Ideal for drag racing, street performance, autocross, and road racing.
- Sold in Pairs: Comes as a complete set for both front wheels.
Fitment
The GD501-10400A Pro Coil System is designed to fit a variety of vehicles, providing a versatile solution for enthusiasts looking to enhance their suspension setup. Whether you're into casual street driving or hardcore racing, this system adapts to your needs.
Customer Insights
Users have praised the QA1 GD501-10400A for its impressive adjustability and ease of installation. Many have noted a significant improvement in handling and ride quality, making it a popular choice for those looking to upgrade their suspension. The lightweight design has also been highlighted, contributing to a more responsive driving experience.
Conclusion
The QA1 GD501-10400A Pro Coil System stands out as a reliable and versatile suspension upgrade. With its adjustable features and high-quality construction, it’s an excellent choice for anyone serious about their vehicle's performance.
Other Part Numbers:
QA1 #qapGD501-10400A
⚠ 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: 22.00 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 10:45:07 |
