BMW 4 Series G22, G23, G82, G83 (2020 on) Front Radius Arm Bush - PFF5-2301 PFF5-2301 is made using our Black 95A durometer material and supplied with outer shells to increase bush stiffnes, controlling longitudinal wheel movement under braking and cornering, and improving longer-term durability. Fits AWD and RWD models. - NOTE: Price is for CAR KIT, NOT per bush… Powerflex price their bushes individually, but we have combined the quantities to make it simple!