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Bilstein B3 OE replacement front coil spring specified for 2001–2003 BMW 525i and 1999–2000 528i front suspension (standard spec). Produced to OE dimensions and design, this spring restores original ride height and handling characteristics by matching factory rates and shapes. The manufacturing process includes hot-setting to prevent height loss after installation, and material choices are made to meet OE break-resistance expectations for reliable replacement performance.
Bilstein B3 01-03 BMW 525i/ 99-00 528i Front Coil Spring (Standard Suspension)
