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Vivid Racing Gear 
QA1 GS401-10450A Pro Coil System
Looking to fine-tune your ride? The QA1 GS401-10450A Pro Coil System is designed for enthusiasts who want complete control over their vehicle's suspension. With adjustable ride height and valving, you can customize your setup to match your driving style and preferences.
Key Features
- Adjustable Valving: Choose from independent compression and rebound double adjustable, simultaneous compression and rebound adjustable, or drag "R" Series adjustable options.
- Lightweight Construction: Made from high-quality billet aluminum, these coil-over shocks are designed to reduce unsprung weight, enhancing performance.
- High Travel Springs: The specially designed springs feature fewer coils and a smaller wire diameter, providing increased travel and faster reactions for superior handling.
- Easy Installation: The bolt-in design makes installation a breeze, allowing you to get back on the road quickly.
- 100% Dyno Tested: Each unit is serialized and dyno tested, ensuring top-notch performance and reliability.
- Serviceable and Rebuildable: These shocks can be serviced and rebuilt by QA1 authorized service centers, extending their lifespan and performance.
- American Made: Proudly manufactured in the USA, ensuring high-quality craftsmanship.
Specifications
- Type: Coil-Over Shock Kit - Pro Coil - Twintube - Single Adjustable
- Load Capacity: 1901-2000 lbs
- Spring Rate: 450 rate/in
- Fitment: Compatible with 1967-69 GM F-Body models.
Performance Applications
The GS401-10450A is versatile enough for a variety of driving conditions. Whether you're into drag racing, street performance, autocross, or road racing, this system has you covered. It’s also an excellent choice for street rod applications, making it a popular pick among car enthusiasts.
Customer Reviews
Many users have praised the QA1 GS401-10450A for its adjustable features, noting how easy it is to fine-tune their suspension settings. One reviewer highlighted the noticeable improvement in handling and stability during spirited driving. Another customer appreciated the straightforward installation process, making it accessible for DIY enthusiasts.
Conclusion
If you're seeking a reliable and adjustable suspension system for your 1967-69 GM F-Body, the QA1 GS401-10450A Pro Coil System is a top contender. With its lightweight design, easy installation, and extensive adjustability, it’s a perfect choice for both casual drivers and serious racers alike.
Other Part Numbers:
QA1 #qapGS401-10450A
⚠ 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 | $713.98 |
| Shipping |
Weight: 21.10 Length: 22 Width: 11 Height: 9 |
| Product Added At | Sunday 09 August, 2020 |
| 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 | $605.07 | $790.94 | ? | $713.95 | ? | 2025-07-11 10:44:41 |
