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The Bilstein B4 twin‑tube strut assembly for 2016–2021 BMW X1 front left replaces the original strut to restore factory ride quality and handling. B4 OE replacements are engineered to preserve the vehicle’s intended dynamics while meeting manufacturer standards. Supplied as a complete assembly, it simplifies installation and returns the X1’s original comfort, handling and safety characteristics.
Bilstein 16-21 BMW X1 B4 OE Replacement Suspension Strut Assembly - Front Left
