Tein SKE06-AUB00 S.Tech Lowering Spring for Mitsubishi Lancer Front spring rate: 5.2 kilogram per millimeter (291 pounds per inch) Rear spring rate: 2.6 kilogram per millimeter (157 pounds per inch) Front ride height: -31 millimeter (-1.2 inch) Rear ride height: -23 millimeter (-0.9 inch) Progressive spring rate design