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| Brand | | QA1 Precision Products |
| Manufacturer's Part Number | | 10-450 |
| Part Type | | Coil-Over Springs |
| Product Line | | QA1 Coil Springs |
| Summit Racing Part Number | | HAL-10-450 |
| UPC | | 806990001337 |
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| Inside Diameter (in) | | 2.500 in. |
| Length (in) | | 10.000 in. |
| Progressive Rate Spring | | No |
| Coil-Over Spring Rate (lbs/in) | | 450 lbs./in. |
| Spring Finish | | Silver powdercoated |
| Quantity | | Sold individually. |
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QA1 coil springs are designed to withstand the high stress levels of modern suspensions. They're manufactured from high-quality chrome silicone steel, heat-treated and shot-peened, and then powdercoated or plated for protection and appearance. Each spring is guaranteed to be within 5 percent of its advertised rate.
Warranty