QA1 12HT550 High Travel Coil Spring 2.5" ID 12" Length 550 lbs/in Rate

The QA1 Precision Products 12HT550 is a high-performance coil spring designed for racing and high-performance suspension applications. This chrome silicon spring features a 2.5-inch inside diameter, 12-inch free length, and a spring rate of 550 pounds per inch, providing precise suspension control for demanding motorsports applications.

Key Features:

• Chrome silicon construction for superior strength and fatigue resistance
• High travel design accommodates extended suspension movement
• 2.5-inch inside diameter fits standard coilover systems
• 12-inch free length provides optimal compression range
• 550 lbs/in spring rate for firm, predictable handling
• Silver powder coat finish protects against corrosion and wear
• Precision wound to exact specifications for consistent performance

QA1's chrome silicon springs are heat-treated and shot-peened to maximize durability and cycle life. The silver powder coat finish not only provides corrosion resistance but also makes spring identification easy during setup and maintenance. Ideal for circle track, drag racing, road racing, and high-performance street applications where precise suspension tuning is critical.