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Vivid Racing Gear 
QA1 GM Pro Coil System GD401-11300B
If you're looking to fine-tune your vehicle's suspension for a smooth ride or competitive edge, the QA1 GM Pro Coil System GD401-11300B is the perfect choice. This system offers fully adjustable ride height and valving control, allowing you to customize your driving experience to match your style.
Key Features
- Adjustability: Choose from independent compression and rebound double adjustable, simultaneous compression and rebound adjustable, or drag "R" Series adjustable options.
- Lightweight Design: Made with Billet Aluminum Coil-Over Shocks that are not only lightweight but also enhance performance.
- High Travel Springs: The American-made springs feature fewer coils and a smaller wire diameter, providing increased travel and faster reaction times.
- Easy Installation: Designed for a straightforward bolt-in installation process.
- 100% Dyno Tested: Each unit is serialized and rigorously tested to ensure top-notch performance.
- Serviceable: The shocks are rebuildable and can be serviced by QA1 Authorized Service Centers.
- Versatile Applications: Ideal for drag racing, street performance, autocross, road racing, and street rod applications.
- Sold in Pairs: Each purchase includes a pair of shocks for front coil double adjustability.
Specifications
- Compressed Length: 10.13 inches
- Extended Length: 14 inches
- Spring Rating: 300 with an 11-inch spring featuring a tapered flat end.
Benefits of the GD401-11300B
This Pro Coil System is engineered for superior handling and performance. The ability to adjust the ride height means you can achieve the perfect stance while finely tuning weight balance for optimal road grip. Whether you're cruising the streets or hitting the track, this system adapts to your needs.
Customer Insights
Users have praised the GD401-11300B for its responsive handling and ease of installation. Many have noted a significant improvement in ride quality and stability, particularly during sharp turns and high-speed maneuvers. The adjustable features allow for a tailored driving experience, making it a favorite among both casual drivers and serious racers.
Fitment
This system is designed to fit a variety of GM vehicles, making it a versatile choice for those looking to upgrade their suspension. Be sure to check compatibility with your specific model to ensure a perfect fit.
With the QA1 GM Pro Coil System GD401-11300B, you're not just upgrading your suspension; you're enhancing your driving experience. Get ready to take control of the road!
Other Part Numbers:
QA1 #qapGD401-11300B
⚠ 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: 20.50 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 |
