Bilstein B4 OE Replacement Suspension Strut Assembly for 2021 BMW M440i xDrive YMM_2017_2023_McLaren_720S Polyurethane formulation offers a balance

Polyurethane formulation offers a balance of stiffness and flexibility

Part #: TS-0205-1300

Part #: PBF533

these bushings provide a significant upgrade over the original rubber components

Bilstein B4 OE Replacement Suspension Strut Assembly for 2021 BMW M440i xDrive YMM_2017_2023_McLaren_720S Polyurethane formulation offers a balanceBilstein B4 OE Replacement Suspension Strut Assembly 2021 BMW M440i xDrive Part #: 22 306623 Overview The Bilstein B4 OE Replacement Suspension Strut Assembly is designed specifically for the 2021 BMW M440i xDrive, offering a perfect balance of factory like ride quality and reliable performance. Engineered to meet or exceed original equipment standards, these struts restore your vehicle's handling, comfort, and safety to factory specifications.