BMR 08-18 Dodge Challenger Rear Lowering Springs 1.25in Drop Performance Version - RedLowers the rear of your V8 equipped 2008 and newer Challenger 1. 25 inch; Dramatically improves handling and ride quality; 720 lb in spring rate; Manufactured from chrome silicon high tensile spring wire; Cold wound on a CNC Coiling Machine to exact specifications; Lifetime warranty against spring sag; Stress relieved at 750 degrees F; Shot peened; Computer tested for accurate height and spring rate; Made in the U. S. A. This Part Fits: Year Make