Mono Sport Coilover Kit; Rigid Front Upper Mount; Rigid Rear Upper Mount; EDFC Compatible, Requires Motor EDK05-12120 Ride Height Range (F): -2.04~0.63in (-52.13~15.75mm) Ride Height Range (R): -2.44~-0.06in (-61.63~-1.63mm) Spring ID (F): 65mm Spring ID (R): TBA Spring Length (F): 175mm Spring Length (R): 219mm Spring Rate (F): 672lbs/in (12kgf/mm) Spring Rate (R): 560lbs/in (10kgf/mm)