Description
If you’re building a dedicated race car or upgrading your suspension geometry, spring rate consistency is non-negotiable. The Hyperco 186B0300 delivers a predictable 300 lb/in rate in a compact 6-inch package, giving you the precision tuning needed for tight corner entry and load transfer control. Whether you’re dialing in a single-seater or fine-tuning a performance street car, this coil-over spring pairs reliability with the exact specifications serious builders demand.
- 2.5 inch ID
- 6 inch length
- 300 lb/in rate
- Coil-over design
- Blue powder coat
- Sold individually






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