The Bilstein B12 (Pro-Kit) suspension kit for 2010 BMW 650i coupe combines Bilstein B8 Performance Plus dampers with Eibach Pro-Kit springs as a complete front-and-rear replacement. Tuned for this application, it delivers moderate lowering around 24–40mm and progressive spring behavior for precise response, improved driving dynamics and predictable control while preserving everyday drivability and safety margins.
Bilstein B12 2010 BMW 650i Base Coupe Front and Rear Suspension Kit