Aldan American - Coilover Kit GM - 7000187Made in the U. S. A. Nighthawk Performance coilover kits from Aldan American feature a Type II black anodize shock finish offering greater durability, easy to clean and a sleek show stopping shock finish for your ride. These Aldan American shocks are designed for both front and rear positions, offering single adjustable valving for superior performance. With 6 front and 11 rear valving adjustments, you can fine tune your ride for optimal handling and