Hi
Not sure of name, but need 2!!
Underneath main rear axle an arm that then attaches to wheel...there are on each side.
This was noticed this morning after my daughter had been out in car, heard a noise, checked and rear wheel angled in - at first looked as if wheel was not bolted on, but on closer inspection this part has snapped completely, on other side half is snapped!!!

It only had an MOT on Friday!

Help please, no idea what part is called

Hi ya

Not good if it only just had an MOT, have a look at this link Is it no9 you are talking about

RealOEM.com BMW R53 Cooper S Rr axle support, wheel susp.,whl bearing (http://realoem.com/bmw/showparts.do?model=RE32&mospid=48020&btnr=33_1186&hg=33&fg=30)