Happened to me, with Luk/INA unit. Still on the 300SEL and works fine, quiet and tight. I will check it again next time the hood is open.

If in doubt, send it back.

__________________
I'm not a doctor, but I'll have a look.

'85 300SD 245k
'87 300SDL 251k
'90 300SEL 326k

Six others from BMW, GM, and Ford.

Liberty will not descend to a people; a people must raise themselves to liberty.[/IMG]

. . .And make parts more expensive for everyone else by returning a good part as "defective".. There is nothing wrong with this bearing.