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Vivid Racing Gear 
QA1 8CS400 Coil Spring: Performance Meets Durability
Looking for a reliable coil spring that combines strength and style? The QA1 8CS400 Coil Spring is designed to deliver exceptional performance for your vehicle. With a 2.5" inner diameter and an 8" length, this spring is perfect for those who prioritize both functionality and aesthetics.
Key Features
- Spring Length: 8 inches
- Spring Finish: Chrome plated for a sleek look
- Spring Rate: 400 lb/in for optimal support
Superior Manufacturing Process
The QA1 8CS400 is crafted from Chrome Silicon Steel (CrS), ensuring high strength and longevity. Each spring undergoes a meticulous manufacturing process that includes:
- Cold Wound: This technique contributes to the spring's durability.
- Heat Treated: Enhances the spring's performance under stress.
- Shot Peened: Increases fatigue resistance for a longer lifespan.
Precision Engineering
Every QA1 spring features squared ends, which are ground for straight and consistent operation. This attention to detail ensures that your spring performs accurately, providing a smooth ride.
Protective Coating
Choose between a polished chrome finish or a silver powder-coated option, both designed to withstand the test of time while maintaining their stunning appearance.
Clear Identification
For convenience, each spring is clearly marked with its free length and spring rate, making it easy to identify and select the right spring for your needs.
Lifetime Guarantee
QA1 stands behind its products with a lifetime guarantee. You can trust that your 8CS400 coil spring will remain within 2% of its original free height and rate under normal operating conditions.
Customer Insights
Users have praised the QA1 8CS400 for its exceptional performance and durability. Many have noted how the chrome finish not only looks great but also holds up well against the elements. Enthusiasts appreciate the precise spring rate, which delivers a balanced ride without sacrificing comfort. The lifetime guarantee adds peace of mind, ensuring that these springs are a worthwhile investment for any vehicle enthusiast.
Fitment
The QA1 8CS400 coil spring is designed to fit a variety of applications, making it an excellent choice for those looking to upgrade their suspension system. Whether you're hitting the track or cruising on the street, this spring is engineered to meet your performance needs.
Upgrade your vehicle's suspension with the QA1 8CS400 Coil Spring and experience the difference in performance and style!
Other Part Numbers:
QA1 #qap8CS400
⚠ 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 | $86.95 |
| Shipping |
Weight: 3.80 Length: 11 Width: 4 Height: 4 |
| 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 | $73.69 | $96.33 | ? | $86.95 | ? | 2025-07-11 10:44:38 |
