You can get addapters for the Genesis/Nemesis from new era (http://www.neweramodels.com/cgi-bin/...=&part_id=2458)that will allow you to use any wheel for the tmaxx/savage. I use these wheel and tires http://www2.towerhobbies.com/cgi-bin...?&I=LXEPB4&P=7 and have had no problems.