12th Silverheels Trail Run - 100mi

12th Silverheels Trail Run - 100mi is a 166 km ultramarathon in Grant, CO, United States, taking place on Jul 10 – Jul 11, 2026. This edition has already taken place.

Date: Jul 10 – Jul 11, 2026
Distance: 166 km
Location: Grant, CO, United States
Format: Fixed distance

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