When performance and looks are a must, rely on BMR Suspension!BMR rear springs retain the factory "hourglass" shape designed by Ford engineers. This important feature provides a "variable natural frequency" in the spring to help counteract damaging wheelhop. This is a feature of the OE springs often overlooked by other companies simply because they don't realize it's benefits in multi-purpose applications.BMR Suspensions SP074 lowering springs are available in red powdercoat for long-lasting good looks. Installation time is about 2-3 hours. Proudly made in the U.S.A.. Lowers the rear of your GT500 approximately 1-inch;220 lb spring rate;Designed for hardcore handling applications;Improves handling;Lower center of gravity;Decreased body roll;Improved driver control;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.. These springs will lower the rear of your S197, and feature a fine-tuned spring rate to give you great handling and a smooth ride.. BMR 07-14 Shelby GT500 Rear Handling Version Lowering Springs - Red. Suspension Struts / Shocks / Coil Springs / Camber Plate Kit. Lowering Springs, Rear, Handling, GT500. BMR Suspension - SP074R. Lowering Springs

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