The Bilstein B6 front strut insert for 1989 BMW 525i is a 36mm monotube damper that improves handling while pairing with the OEM spring. B6 Performance dampers use application-specific valve tuning and gas-pressure technology to increase grip, lane stability and safety in both daily and spirited driving. Built and tested to meet or exceed OE standards, they offer tuned ride control without requiring new springs in most cases.
Bilstein B6 1989 BMW 525i Base Front 36mm Monotube Strut Insert