Ultimate-match front side coil surprise springs for pan vehicle front part suspension system system with 4mm master pin axle offer another array of choices to fine-tune your vehicle or truck. Powder color-coded for fast & effortless recognition. Silver color. Band of 2. Developed through significant evaluation and rushing experience. Tightness is handled by the level the wire including by how many coils; softer springs have actually actually a reduced "C" value, while stiffer springs have actually actually an increased "C" value.