This section is dedicated to the large fleet of Airbus A321s, the workhorse of American Airlines' short-haul network.
In addition to the A321neo (A321NX), there are currently three cabin layouts covering four A321ceo sub-types:
A321S: Legacy AA two class configuration with both types sharing the same cabin layout. Conversion is underway to the A321R type.
A321K and A321R: New "Project Oasis: harmonised configuration. Note, both types share the same cabin layout
A321T: Trans-continental three class configuration