The Bilstein B4 twin-tube front left strut assembly for BMW 535i/550i (2010–2015) is supplied as an OE-replacement component to restore original handling and ride comfort. Engineered to meet Bilstein quality standards, the strut assembly is intended to work with the vehicle's suspension to return factory behavior, offering precise construction and high power reserves for safety and performance consistency.
Bilstein B4 OE Replacement 10-15 BMW 535i/550i Front Left Twintube Strut Assembly