BMW 5 Series E28 (1982 - 1988) Front Anti Roll Bar Mounting Bush 21mm 21mm - PFR5-504-21BLK PFR5-504-21BLK fits the E28 M5 up to 10/1986 and E24 M6 from 07/1986. Please check the anti-roll bar diameter before ordering - Some part numbers may be described as for the rear but are also for the front anti-roll bar on some 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!