some results from the other side of the world...
The part is available in Germany, we are planning a group buy (spelling?) for 51 Euro / USD 51 plus porto and package each. Anyone interested? Send me an email concerning "LMM-Poti Bestellung", that includes you complete name and the delivery address.
I made a post in my favorite W124 board
, listing some links to the W126 board, where we discussed this topic.
In case you need translation, try http://babelfish.altavista.com/