Metric Century (100K)
A metric century (100km / 62 miles) is the first big milestone in road cycling. It proves you can sustain effort over a full day in the saddle and handle nutrition and pacing for multi-hour rides. Local events and charity rides offer welcoming group settings.
A metric century (100km / 62 miles) is the first big milestone in road cycling. It proves you can sustain effort over a full day in the saddle and handle nutrition and pacing for multi-hour rides. Local events and charity rides offer welcoming group settings.
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Part of a progression
Path to Race Across America
Step 1 of 5The world's toughest ultra-cycling race — earned through a progression of distance, climbing, and self-sufficiency.
The first serious benchmark. 100K with no shortcuts.
Next step adds: Sub-threshold pacing · Long-distance comfort
View full path