Upgrade your BMW's handling performance with the Bilstein B6 Performance Series gas pressure strut. Specifically engineered for xDrive (all-wheel drive) models, the B6 series provides improved safety and sportiness without the need for changing springs. Features: 36mm Monotube inverted design for superior heat dissipation and structural rigidity. High gas pressure ensures consistent damping performance under all conditions. Front Left Position. Included components: 1x Front Left Strut Assembly (Part No. 35-142454), 1x Upper Nut, 1x Dust Cover/Boot.