AST Lowering Springs For BMW 6 630i 03/2004-12/2010, Front 40 , Rear 40

The AST Lowering Springs for BMW 6 630i (03/2004-12/2010) are precision-engineered components designed to enhance your vehicle’s handling and aesthetics by lowering its center of gravity. Manufactured with cold-coiled technology on advanced Wafios coiling machines, these springs guarantee consistent quality and durability. Their progressive spring rate is specifically tailored to provide a significant lowering effect while maintaining a driving comfort level close to that of the original equipment manufacturer (OEM) springs. These lowering springs are an ideal upgrade for drivers seeking improved road grip, reduced body roll, and a more dynamic stance without compromising ride quality. The front and rear springs both lower the vehicle by 40 mm, ensuring balanced suspension geometry and optimal performance. Crafted from premium materials, the AST springs are rigorously tested and backed by a lifetime warranty against breaking, reflecting the brand’s commitment to reliability and customer satisfaction. Installation of these springs is straightforward, as they are designed to be direct replacements for the OEM springs, preserving compatibility with your vehicle’s original suspension components. This ensures a seamless fit and maintains the integrity of your BMW’s suspension system. Whether for daily driving or spirited performance, the AST Lowering Springs provide a refined balance between sportiness and comfort. Lowering Specifications Front lowering: 40 mm Rear lowering: 40 mm Compatibility BMW 6 Series 630i Model years: 03/2004 – 12/2010