AST Suspension Lowering Springs (50mm/30mm) - 2004-2010 BMW X3 3.0D (E83)

The AST Suspension Lowering Springs for the 2004-2010 BMW X3 (E83) are high-performance coil springs designed to lower the vehicle's ride height by 50mm front and 30mm rear. Constructed from premium high tensile chromium-silicone wire, these springs are carefully handpicked for quality and metal consistency by AST engineers. The manufacturing process includes cold winding, heat treatment to enhance hardness and reduce internal stresses, followed by shot peening, phosphate treatment, and powder coating to ensure durability and longevity. These springs provide a progressive rate on most vehicles, contributing to improved handling, stability, and a sportier stance while maintaining ride comfort.

Designed specifically for the E83 chassis BMW X3 from 2004 to 2010, these lowering springs are a direct bolt-on upgrade that enhances both aesthetics and performance. They are compatible with vehicles equipped with Electronic Damping Control (EDC), ensuring seamless integration with the factory suspension system. Ideal for street and spirited driving, the springs improve cornering and reduce body roll without sacrificing ride quality. The kit includes the necessary springs for both front and rear positions, offering a straightforward installation for enthusiasts seeking a lowered stance and improved handling characteristics.