On just about ANY rwd Mopar I believe a 275-60-15 mounted on a 7 or 8 rim having proper bs (4" for 7, 4.5" for 8) should fit a-ok w/o ANY rear fender or fender lip clearance problems... the key factor is the back-space.

Mopar Mitch "Road racers and autocrossers go in deeper and come out harder!"... and rain never stops us from having fun with our cars... in fact, it makes us better drivers! Check out MOPAR ACTION MAGAZINE, August 2006 issue for feature article and specs on my autocross T/A!