Best to dig through the JD parts catalog to find the part number.
John Deere Parts Catalog
You'll want to verify serial number breaks, but it looks to be a M47704 (#6 in the image below). If that's the number, it shows as still being available through Deere.
John Deere Parts Catalog
You'll want to verify serial number breaks, but it looks to be a M47704 (#6 in the image below). If that's the number, it shows as still being available through Deere.