323
Days Away
A 200-mile loop through Summit County, Colorado at high altitude (lowest point over 9,000 feet, highest near 13,000 feet) with 40,000 feet of climbing and a 110-hour cutoff.
Race Day
Jul 26, 2027
Registration opens, price changes, race updates: straight to your inbox.
Build your aid station plan, organize your crew, and dial in your nutrition strategy. Everything you need to finish strong.
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