Quoted from Pinball-Wiz:Well, I can add something to this and will... I asked Borg about a TRON LE vault a few months ago, and here's the response. Take it for what you want, but I would think he would know.
We know Stern won't make "Vault" LE's , but people are talking about Tron Pro being released in 2015 as Tron Vault with new backbox and other tweaks.