Description
A properly matched coil-over spring is the foundation of responsive suspension tuning. The Hyperco 186B0650 delivers a firm 650 lb/in rate in a compact 6-inch package, ideal for performance builds where space is limited and precision control is non-negotiable. Whether you’re dialing in a road race setup or building a drift car, this spring rate strikes the balance between supporting load and maintaining compliance on technical courses.
- 2.5 inch ID
- 6 inch length
- 650 lb/in rate
- Blue powder coat
- Sold individually
- CNC-wound construction
- Coil-over compatible






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