| Character Information
|| Wilson, Brewster (apprentice), Koko, Emery, Hodge, Zephie, Hoot and Toot, Piper, Calley, Chatsworth, Harrison, Dunbar, Speedy McAllister, Frostini, Irving, Olwin, Old Puffer Pete, Skylar, Decka, Mtambo, Action Chugger, Jackman, Hanzo, Eddie, Morgan, Lori, Vee, Mayor Pullman
|| Head of Chuggineers
Zack is a character introduced in the fourth season of Chuggington. He is the head of the Chuggineers and serves as a mentor to Brewster.
He is a blue and black engine.
Ad blocker interference detected!
Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers
Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.