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The Bilstein B6 46mm monotube shock is a performance-minded upgrade that pairs with OE springs to improve handling and safety through application-specific valving. Monotube design supports consistent response. This rear 46mm unit for a 1975 Porsche 911 Carrera delivers better grip, improved lane stability, and vehicle-specific ride tuning to sharpen handling without requiring new springs.
Bilstein B6 1975 Porsche 911 Carrera Rear 46mm Monotube Shock Absorber
