I don't think he has anymore, you just have to search, it may take a couple of weeks, but you will find one...Do you have a direct link to the seller?
That looks like JUST the display to repair a 8.4 radio you already own. You cant just change the display on a 7" to 8.4" like that.I followed @dayusmc advice and I'm looking around ebay right now. I'm finding some potential candidates for around $300.
Here's a link to a unit that appears to be compatible to our vehicles: {SNIP}