The Bilstein B4 front strut cartridge for 1989 BMW 525i is a twintube suspension insert engineered to restore original ride comfort and handling. As an OE-replacement damper, it meets or exceeds manufacturer standards and provides precise damping for stable control. High power reserves and accurate construction help maintain safety and predictable behavior under normal driving conditions.
Bilstein B4 1989 BMW 525i Base Front Suspension Strut Cartridge