just an idea- i had a purpose built competition buggy, with over 35000 in recipts, in great condition with 75% new parts
and i got 5500 dollars for it.
you do however have a beautiful rig, take it from me man, keep it, i regret everyday selling my rig, even though i just spent anothe 20k plus on building a replacment. you will kick your own self later for selling it. just my