Tein SKS92-AUB00 S.Tech Lowering Spring for Subaru Legacy Front spring rate: 3.9 kilogram per millimeter (219 pounds per inch) Rear spring rate: 4.3 kilogram per millimeter (207 pounds per inch) Front ride height: -45 millimeter (-1.8 inch) Rear ride height: -41 millimeter (-1.6 inch) Progressive spring rate design