Tein SKG06-AUB00 S.Tech Lowering Spring for Volkswagen Jetta Front spring rate: 3.5 kilogram per millimeter (196 pounds per inch) Rear spring rate: 3.2 kilogram per millimeter (pounds per inch) Front ride height: -45 millimeter (-1.8 inch) Rear ride height: -30 millimeter (-1.2 inch) Progressive spring rate design