Nouveaux sharklets soit, mais nouvelle config' aussi...
http://www.aviationweek.com/Article.aspx?id=/article-xml/awx_12_10_2012_p0-526558.xml
http://www.flightglobal.com/news/articles/airbus-considers-extra-exits-to-lift-a321neo-to-235-seats-380226/
@+ Max