Swift Coilover Springs Z70-203-070 ID 70mm / 2.56" 8" Length 7 kgf 392 lbs Part Number: Z70-203-070 Spring Rate: 7kgf/mm 391.97788lbs/inch Usable Stroke: 98m / 4 inch Max Stroke: 136.9mm / 5.38976377952756inch | Max Load: 958.3 kgf / 2112.66818lbs This listing is for one set of (2) spring! Please make sure to purchase the correct amount you need.