Powerflex Polyurethane Bush kit for Toyota MR2 SW20 (1989 - 1999) Rear Anti Roll Bar Bush 20mm - PFR76-507-20BLK - This bush replaces OEM Part Number: 48818-17140 - Bush Size: 20mm - 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!