Most people are asking more than new prices for used so eyes wide open.
I'd first try to grind a price on a new one, then you have some idea of reasonable $$ for used.
Internet call all over the state, and some dealer will let one go cheap, and ya get the cool warranty.
They still have some teething pains,, so a new one may have some cures too.
Back seats are available from JC Whitney for a couple bones.
All the CJ5 back seats work.
Their is quite a mark up on Rhinos.
Just my 2 cents.