Rotors from an E24 supposedly works:
http://www.realoem.com/bmw/enUS/par...30CS&mg=34&sg=10&diagId=34_0845&q=34211165252
Realoem says any year from 75-89.
Yet how come many vendors shows rotors for 75-82, and 83-89?
E.g.:
76-82
http://www.ebay.com/itm/BMW-630-633...m53e828e340:m:mXuet6eNN0B1Ra659-4tsmQ&vxp=mtr
83-89
http://www.ebay.com/itm/250848538595?_trksid=p2060353.m1438.l2649&ssPageName=STRK:MEBIDX:IT
http://www.realoem.com/bmw/enUS/par...30CS&mg=34&sg=10&diagId=34_0845&q=34211165252
Realoem says any year from 75-89.
Yet how come many vendors shows rotors for 75-82, and 83-89?
E.g.:
76-82
http://www.ebay.com/itm/BMW-630-633...m53e828e340:m:mXuet6eNN0B1Ra659-4tsmQ&vxp=mtr
83-89
http://www.ebay.com/itm/250848538595?_trksid=p2060353.m1438.l2649&ssPageName=STRK:MEBIDX:IT