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The Progress engineering staff has over forty years of combined experience in the design and tuning of performance suspension systems, including CART/Indy Cars, IMSA, SCCA, and SCORE competitors. Progress Sport Springs are a product of our years of expertise, and manufactured from high-tensile SAE materials. The PROGRESS Lifetime Warranty assures you of our exceptional quality. Each spring is CNC cold-wound, stress-relieved, pre-set, shot-peened, and powder-coated for maximum precision and durability.
Notes :
1.2" Drop in Front and 1.0" Drop in Rear.
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Anti-Sway Bars
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