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$199.99- Lowers your S550 Mustang for an aggressive look
- Improves handling and ride quality
- 170lb/in Spring Rate - Front
- 740lb/in Spring Rate - Rear
- 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
- Computer tested for accurate height and spring rate
- Made in the U.S.A.
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