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Vivid Racing Gear 
QA1 11HTBF300 Silver Powder Coated Springs
Upgrade your ride with the QA1 11HTBF300 springs, designed to perfectly complement QA1's Pro Coil Shock Systems. Crafted for performance and durability, these springs are a fantastic addition for anyone looking to enhance their vehicle's handling and stability.
Key Features
- Spring Length: 11 inches
- Spring Rate: 300 lbs/in
- Spring Style: C (4.1" upper I.D. - Flat; 2.5" lower I.D.)
Durable Construction
Built with the highest quality materials, the QA1 11HTBF300 springs are designed to withstand the rigors of the road. Each spring is cold wound, heat treated, and shot peened to ensure exceptional strength and longevity. The ends are ground to guarantee straightness and accuracy, making installation a breeze.
Finish Options
These springs come in a sleek silver powder coat finish, providing excellent protection against wear and tear while maintaining a stylish appearance. For those who prefer a more polished look, QA1 also offers chrome plating options.
Easy Identification
Length and rate markings are clearly displayed on each spring, allowing for quick and easy identification. This thoughtful design feature helps you make informed decisions when adjusting or replacing your suspension components.
Lifetime Guarantee
QA1 stands by the quality of their products. Each spring is backed by a lifetime guarantee, ensuring that they will remain within 2% of the original free height and rate under normal operating conditions. This commitment to quality means you can trust the performance of your suspension system for years to come.
Customer Insights
Users have praised the QA1 11HTBF300 springs for their remarkable consistency and performance. Many have noted a significant improvement in handling, particularly during cornering and acceleration. The robust construction has also received positive feedback, with drivers appreciating the durability and reliability these springs provide.
Fitment
These springs are compatible with QA1's Pro Coil Shock Systems, making them an ideal choice for enthusiasts looking to upgrade their suspension setup. Whether you're hitting the track or cruising on the street, the QA1 11HTBF300 springs will help you achieve a smoother, more controlled ride.
Invest in your vehicle's performance with the QA1 11HTBF300 springs and experience the difference in handling and stability.
Other Part Numbers:
QA1 #qap11HTBF300
⚠ 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 | $99.96 |
| Shipping |
Weight: 6.30 Length: 12 Width: 6 Height: 6 |
| 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 | $84.71 | $110.73 | ? | $99.95 | ? | 2025-07-11 10:44:35 |
