i paid 5600 for unit 3 years ago put 400 plus hours on it has loader and 60" mmm. parts total going to cost aroung $250 good ole ebay. unit has 1800 hrs on it now just done al fluid chages and grease. have to replace 1 hose on loader that is starting to "sepe". with power steering in good working order and installed to look lke factory. I would have to think long and hard to even consider an offer of $8500. for the little power house. As far as major components search for DANFOSS on ebay This is most expensive part. yes have to fab a colum nad hoses tractor supply carries hoses and they even got a 5" travel cylinder for $85 just time involved at that point and usingtorch plasma cutterand mig welder