Ultimate-match front coil shock springs for pan vehicle front part suspension system with 4mm master pin axle offer an additional range of choices to fine-tune your automobile. Powder color-coded for fast & effortless recognition. Silver color. Group of 2. Developed through considerable evaluating and racing experience. Stiffness is handled by the level for the cable and likewise by the total amount of coils; softer springs have actually actually an inferior "C" value, while stiffer springs have in fact a larger "C" value.