Originally Posted by
Mesabah
Pratt has a new GTF engine coming out in 2020, and if Airbus does the work, with a new wing, and new materials in key areas, they could exceed the 757. The technology is mature enough to get there, where it wasn't just a few years ago, and by all indication, Airbus is already working on doing that.
So assuming the new engine is ready on time (and doesn't have big time issues) then they can redo the wing in theory. That sounds like it will take a while as I doubt they have much interest in doing a Newer NEO already.