Pulley for John Deere 1174 SII

Hallo
Sorry for my bad english.
I have one problem, i have need from pulley for john deere combine 1174 SII.
I don't know part number, in the pulley have number: B.40.222.AH01.
Have a catalog for this combine (on the picture in the catalog for pulleys write: Z118747), i have need from pulley ,,D" from catalog.
I search in John Deere catalog online, but i can't find this part.
Please if you now part number for this pulley, tell me.

Pictures:

http://postimage.org/image/6290it7rn
http://postimage.org/image/tk3evp31z
http://postimage.org/image/nwf14ftdt
http://postimage.org/image/6bh3t2n41

Thank you

Looks like just a plain idle pulley....should be able to go to any dealer to get one......try ebay even.

Art