HEIDTS Superide Billet Coil-Over Shock Assemblies are available with plain or polished shock bodies. Springs are chromed on all coil-overs. Spring height adjustment is by a threaded spring seat and locking ring. Shock rate is adjustable using 10 position adjustment knob. Front shocks are 12-3/4” extended, 9-1/2” compressed. Rear shocks are 15-3/8” extended, 10-3/4” compressed. Open wheel shocks are 8-3/4” compressed, 11-3/8” extended.