parts book at muz.de saxon models as a pdf page 19 round circled number upper right of page
item
22-22.289
search above number here
http://www.mzsimson.de/i think its number 22 or 23 on the parts book page page
there are 2 listed one is colored red
dave
to send the parts page i need to change computers i am on a new worthless windows 8 machine and it will not let me send the pdf page
do not buy a win 8 machine..