Hyperco Rear Spring 5in ID 16in Tall 18SNU-150

A properly tuned rear spring is fundamental to suspension geometry and chassis balance—especially in performance driving where load transfer and stability directly impact lap times and safety. The Hyperco 18SNU-150 delivers predictable, linear spring rates that integrate seamlessly into custom suspension setups, whether you're building a dedicated track car or fine-tuning a street performance platform. With a moderate 150 lb/in rate, this coil spring handles both street responsiveness and circuit demands without excessive harshness.

• Coil Spring
• Conventional Design
• 5.0 in OD
• 16.000 in Length
• 150 lb/in Rate
• Rear Application
• Blue Powder Coat
• Sold Individually