Ultimate-match coil surprise springs for pan cars and formula front suspension system offer an additional array of choices to fine-tune your car or truck. Powder color-coded for fast & simple identification. Ebony color. C=2.5 (softer). Set of 2.
Developed through considerable testing and rushing experience. Stiffness is controlled by the depth of wire and the range coils; softer springs have less "C" value, stiffer springs have actually a higher "C" value.