Swift Coilover Springs Z65-203-080 ID 65mm / 2.56" 8" Length 8 kgf 448 lbs Part Number: Z65-203-080 Spring Rate: 8kgf/mm 447.97472lbs/inch Usable Stroke: 98m / 4 inch Max Stroke: 128.1mm / 5.04330708661417inch | Max Load: 1024.8 kgf / 2259.27408lbs This listing is for one set of (2) spring! Please make sure to purchase the correct amount you need.