Adjustable coil-assisted shocks allow you to set your suspension to fit your needs. Available in Standard or Extended Length, and your choice of All-Chrome or Chrome Spring over Black shock. Supplied with spanner tool. Coil Diameter is 2 1/4" O.D. Fits Sedans Only. They should not be used as the only suspension source. They are designed to assist the shock in conjunction with torsion bars / leaves.