3 goalkeepers and 3 outfield players have been let go.
Man United finished 3rd in Group A of the Gordon Jago Super Group at the Dallas Cup.
Goals from Josh Bohui, Matthew Olosunde and Callum Gribbin secured the win for United in Texas.
Jetlag and the Dallas heat saw United lack fluency as they were thrashed by Chivas.
Manchester United will take a squad of 17 to the United States' oldest youth football tournament, the Dallas Cup.