The Joeys, who will depart Australia on Wednesday afternoon, face football superpowers Germany, Argentina, and Mexico in its group.
Vidmar's squad comprises of 13 players from the FFA Centre of Excellence, four overseas-based players, three from the Hyundai A-League and one unattached player.
Upon arrivail in Chile, the Joeys will go through a pre-tournament camp before its opening match against Germany on 18 October.
Vidmar said his side is looking forward to the challenge of taking on some of the best young footballers in the world.
"The 2015 FIFA-U17 World Cup is just around the corner and we can’t wait to play against three excellent teams," Vidmar said.
"We will be throwing everything at our opponents in the group stage to give us the best possible chance to progress to the next round."
Squad:
Panos ARMENAKAS, Daniel ARZANI, Jackson BANDIERA, Jake BRIMMER, Joe CALETTI, James DELIANOV, Lucas DERRICK, Charlie DEVEREUX, Duro DRAGICEVIC, Perry FOTAKOPOULOS, Josh HOPE, Cameron JOICE, Nicholas PANETTA, Josh LAWS, Thomas PRINSEN, Aaron REARDON, Kye ROWLES, Nicholas SORRAS
