Originally Posted by
mnhusker
Main cabin Extra boards with Group 5 unless you have status with AA. Business and First are Group 1...
On the 777-300ER, which is a three class airplane, Group 1 is limited to First Class passengers and AAdvantage Concierge Key and Executive Platinum members. Business passengers who are not CK or EXP board in Group 2.
On AA wide-bodied aircraft that do not have a First Class cabin, Business passengers board in Group 1.