AST lowering springs for 2004–2010 BMW 5 Series 520i, 523i, 525i, 528i, 530i and 520D with air suspension (HA) reduce ride height and lower the car's center of gravity while retaining much of the OEM comfort. These vehicle-specific springs are cold-coiled on top-quality Wafios machines and act as direct OEM replacements, with a progressive design and a lifetime warranty against breakage.
AST 04-10 BMW 5 520i/523i/525i/528i/530i/520D w/ Airsuspension HA - Lowering Springs - 30-0-30mm