Ultimate-match front side coil surprise springs for pan car front side component suspension system with 4mm master pin axle offer an additional range of alternatives to fine-tune your car. Powder color-coded for fast & effortless recognition. Silver color. Band of 2. Developed through considerable evaluating and racing experience. Tightness is managed by the amount for the cable and likewise by the amount of coils; softer springs have in fact actually a substandard "C" value, while stiffer springs have in reality a more substantial "C" value.