Progress Tech Sport lowering springs for 2009–2015 Mazda MX-5 lower the front about 1.3 inches and the rear about 0.3 inches to improve stance and handling. Sport-tuned spring rates help reduce body roll and sharpen response while preserving a lively ride; they are compatible with OEM shocks and benefit from upgraded dampers. These coils are CNC-wound, stress-relieved and shot-peened for durability. Front rate 126 lb/in, rear 116 lb/in.
Progress Tech 09-15 Mazda MX-5 Sport Springs