Hyperco Rear Spring 5.5in ID 11in Tall Single Pigtail 18SNP11-275

When you're dialing in your suspension geometry for maximum grip and consistent load transfer, spring rate is everything—and this Hyperco rear spring delivers the 275 lb/in stiffness you need for predictable handling without sacrificing ride quality. Whether you're tuning a track car or building a dedicated competition platform, a quality coil spring is non-negotiable, and Hyperco's conventional design pairs proven reliability with precise engineering. The single pigtail configuration provides solid engagement with your perch while the compact 11-inch height fits modern chassis layouts.

• 275 lb/in spring rate
• 5.5 inch OD
• 11 inch length
• Single pigtail design
• Rear application
• Conventional coil spring
• Black paint finish
• Sold individually