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Leon's World's Fastest Triathlon

Leon’s Triathlon, the world’s fastest triathlon, added a new incentive to this year’s event with the introduction of the Body Glove SURGE GRAND PRIX. Leon’s Triathlon is part of the Chicagoland Tri Series that includes the Transamerica Chicago Triathlon and the ITU World Triathlon Chicago.


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Earlier Event: June 2
Dare2Tri Injured Military Camp
Later Event: June 17
Mammoth Half Marathon