I need the transmission drive belt part number for a john deere 130 lawn tractor

Does this help?

Installation, Repair and Replacement of John Deere Tractor 100 Series Drive Belts (Yellow Deck) (http://outdoorpowerinfo.com/repairs/deere_110a_yellow_drive_belt.asp)

I arrived there from this link,

Transmission Drive Belt Part Number for a John Deere 130 Lawn Tractor - Alot.com (http://www.search.alot.com/search?q=transmission+drive+belt+part+number+for+a +john+deere+130+lawn+tractor&stype=0&cid=9104221357&kwid=20999230926&akwd=transmission+drive+belt&uq=transmission+drive+belt+part+number+for+a+john+ deere+130+lawn+tractor&nid=2&accid=944780&campid=61648079&agid=3685708074&term=transmission+drive+belt&device=c&msclkid=c3320a446ae24ee293b551366315c7f9&vx=0)

I narrowed it down here

John Deere - Parts Catalog (http://jdpc.deere.com/jdpc/servlet/com.deere.u90490.partscatalog.view.servlets.HomePa geServlet_Alt)

GX20006 (or GX23110, Gx23111, depending on serial number found on right side of rear frame).