Presented by Key Laboratory LLC..


Online Registration Deadline: Wednesday, Mar 17, 2021 at 12:00 NOON ET

Select Your Category

Category Start Time Distance Field Limit Fee
FULL MAMMOTH $45 7:00 AM 127 miles $45
  • This is for those that want to try to beat the clock or just want to challenge themselves in the "pain cave" and experience 13K feet of elevation gain.
HALF MAMMOTH $45 7:00 AM 63 miles $45
  • This is for those that want to challenge themselves mentally and physically but not to the extent of 127 mi. and 14k feet. You will only do the first 63 mile loop with roughly 6K in elevation.
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