AST Lowering Springs For BMW 4 xDRIVE 430D xDRIVE 03/2021-, Front 30 , Rear 30

The AST Lowering Springs for BMW 4 xDRIVE 430D xDRIVE 03/2021- represent a meticulously engineered solution designed to enhance vehicle dynamics by lowering the center of gravity without compromising ride comfort. Manufactured using advanced cold-coiling technology on state-of-the-art Wafios machines, these springs ensure exceptional precision and durability. Their progressive design optimizes suspension performance, providing improved handling and stability while maintaining the familiar comfort levels associated with OEM springs. Each set is tailored specifically for the BMW 4 xDRIVE 430D xDRIVE model, ensuring a perfect fit and seamless integration with the vehicle’s existing suspension system. The front and rear springs both lower the vehicle by 30 mm, contributing to a sportier stance and enhanced road grip. Crafted from premium materials, these springs are built to withstand rigorous driving conditions, backed by a lifetime warranty against breaking, underscoring their reliability and long-term performance. By opting for AST Lowering Springs, drivers benefit from a refined driving experience characterized by improved cornering response and reduced body roll, essential for both everyday driving and spirited performance. The reduction in ride height also contributes to aerodynamic efficiency, potentially enhancing fuel economy and reducing wind resistance. Installation is straightforward as these springs serve as direct replacements for the OEM components, eliminating the need for additional modifications. This ensures that vehicle safety and manufacturer specifications remain uncompromised, making them a practical choice for those seeking performance upgrades within professional standards. Lowering Specifications Front lowering: 30 mm Rear lowering: 30 mm Progressive spring rate for balanced performance and comfort Cold-coiled on premium Wafios machinery for precision and durability Lifetime warranty against breakage Compatibility Designed specifically for BMW 4 xDRIVE 430D xDRIVE models from 03/2021 onwards Direct OEM spring replacement Compatible with original suspension components without additional modifications Suitable for both daily driving and enhanced performance applications