autotrader has them in the midwest, early 80s, same condition as yours, and they are between 12-20K. 8500 is probably not bad if it's really in good shape.
2003 Rubicon (shale green/khaki), 33x12.5x15 BFG Mud KM2s on Pro Comp 8179s (Firestone Winterforce on stock Moabs for winter), Bilstein 5100s, 3" AEV (nth) Progessive coils, OME steering stabilizer, 1" M.O.R.E. body lift, JKS adj. track bar in the front, 1" JKS budget motor mount lift, RC quick discos, OR-Fab rear rock crawler bumper with 2" receiver, Rokmen 3/16" steering box skid plate, Rokmen rear frame tie-ins, Teraflex 3/16" heavy-duty oil pan skid plate, Alpine CDE-124SXM CD/sat radio MP3 player, Bestop sliding windows, Bestop Safari Bikini top (green military camo), Mopar "windjammer" rear window, Mopar "duster" tonneau cover with tailgate bar, Rockhard Full roll cage with full padding, KC slimlites long range/off road lights on KC windshield mounts, Tuffy security glove box, Pilot LED tail lights.