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The Bilstein B12 (Pro-Kit) suspension kit for 2004 BMW 525i is a complete front-and-rear replacement that combines Bilstein B8 Performance Plus dampers with Eibach Pro-Kit springs. Tuned per application, it achieves moderate, even lowering of about 24–40mm and delivers precise response, improved driving dynamics and predictable control, offering a refined balance between handling and everyday comfort.
Bilstein B12 2004 BMW 525i Base Front and Rear Suspension Kit
