Hyperco 18SNP11-250 Street Stock Single Pigtail Rear Coil Spring 250 lb/in

The Hyperco 18SNP11-250 is a precision-engineered conventional rear coil spring designed specifically for street stock racing applications. This single pigtail design features an 11-inch free length, 5.5-inch outer diameter, and a 250 lb/in spring rate, providing approximately 7.7 inches of travel for optimal suspension performance.

Premium Construction:

• Manufactured from high-quality chrome silicone steel for maximum durability
• Undergoes dual magnaflux inspections to ensure wire is free from surface imperfections
• Black paint finish for stock-appearing aesthetics
• Single pigtail end design for traditional street stock mounting
• Designed to retain rate and free length for multiple racing seasons

Key Specifications:

• Spring Rate: 250 lb/in
• Free Length: 11 inches
• Outer Diameter: 5.5 inches
• Maximum Travel: Approximately 7.7 inches
• Application: Rear suspension
• Style: Conventional single pigtail

Hyperco's racing heritage ensures this spring is designed to be lightweight with maximum deflection while enduring the extreme conditions common to motorsports. Each spring is manufactured on state-of-the-art equipment and tested using computerized scale equipment to ensure accuracy and consistency in spring rate performance.