Powerflex Polyurethane Bush kit for BMW Mini Generation 3 (F56) Rear Trailing Arm Front Bush - PFR5-1310BLK - This part replaces OE part number 33326850395. - Bush Size: - PRICE IS PER CAR KIT, NOT per bush. Powerflex usually price their bushes singly, but we have combined the QTY and price to keep it simple for you!