100k is nothing they can easily hit the 250k and 300k mile range and are built like tanks. (even the trans). 97+ has a update int.
http://www.autotrader.com/fyc/vdp.jsp?ct=p&car_id=269341956&dealer_id=64657825&car_year=2000&rdm=1259632951705&lastStartYear=1981&model=CHER&num_records=25&systime=&make2=&highlightFirstMakeModel=&start_year=1981&keywordsfyc=&keywordsrep=&engine=&certified=&body_code=0&fuel=&awsp=false&search_type=both&distance=25&marketZipError=false&search_lang=en&showZipError=y&make=JEEP&keywords_display=&color=&page_location=findacar%3A%3Aispsearchform&min_price=&drive=&default_sort=priceDESC&seller_type=b&max_mileage=&style_flag=1&sort_type=priceDESC&address=43119&advanced=&end_year=2010&doors=&transmission=&max_price=&cardist=22&standard=false&rdpage=thumb.
its $6000 but has a very good setup and was done right.