X'Trapolis 100
The X'Trapolis 100 were introduced in 2002 and ran on the Burnley and Clifton Hill group lines. In October 2014 they began to run on the Frankston Line and in November 2018 they began to run on the Flemington Racecourse line.
They run 6 car sets except on Alamein line shuttles where they only run 3 car sets.