Originally Posted by m4a1mustang

It's going to be an entirely new chassis, so yes.

For the 2005 redesign the car actually got longer, wider, taller, and, well... heavier. The 2014 MY will be a good bit smaller in dimensions and the weight will be down as well. Shouldn't be hard at all considering my '03 GT weighed around 3250 lbs, and that's with an iron block 4.6L.