Tein SKJ04-AUB00 S.Tech Lowering Spring for Ford Probe Front spring rate: 3.8 kilogram per millimeter (213 pounds per inch) Rear spring rate: 2.9 kilogram per millimeter (162 pounds per inch) Front ride height: -33 millimeter (-1.3 inch) Rear ride height: -30 millimeter (-1.2 inch) Progressive spring rate design This product is not for truck,it is for ford probe, Kindly check the correct fitment "93-97 Ford Probe V6 GT Tein S. Tech Springs"