Tein SKA52-BUB00 High.Tech Lowering Spring for Acura/Honda Front spring rate: 5.3 kilogram per millimeter (296 pounds per inch) Rear spring rate: 3.3 kilogram per millimeter (196 pounds per inch) Front ride height: -36 millimeter (-1.4 inch) Rear ride height: -19 millimeter (-0.7 inch) Progressive spring rate design