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The Bilstein B6 front strut insert for 1977 BMW 630CSi is a 36mm monotube damper that upgrades OE damping while allowing use of factory springs. B6 Performance dampers combine vehicle-specific valve tuning with gas-pressure technology to improve grip, lane stability and overall safety. Each damper is rigorously tested to meet or exceed OE standards, providing consistent, tuned ride control for everyday and spirited driving.
Bilstein B6 1977 BMW 630CSi Base Front 36mm Monotube Strut Insert
