Description
If you’re tuning your rear suspension for precision handling and load control, you need a spring rate matched to your specific setup—not a guessing game. The Hyperco 18S-150 delivers a predictable 150 lb/in rate in a compact 13-inch package, giving you the adjustability serious racers and suspension builders demand. Whether you’re dialing in a road course setup or fine-tuning weight transfer on a street machine, this conventional coil spring provides the foundation for repeatable, confidence-inspiring performance.
- Coil spring, conventional
- 5.0 inch OD
- 13 inch length
- 150 lb/in rate
- Rear application
- Blue powder coat
- Sold individually
- Bolt-on installation






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