Ultra Trail Oso Negro 100k 2027

23.01 – 24.01.2027Santiago, Nuevo Leon (Mexico)Dates to be confirmed

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2 courses · 50–100 km31.1–62.1 mi

At a glance

Ultra Trail Oso Negro 100k 2027 is expected from Saturday 23 to Sunday 24 January 2027 in Santiago, Nuevo Leon (Nuevo León, Mexico), date to be confirmed by the organiser. Two distances to choose from: 50 and 100 km.

The organiser has not published the elevation gain or the route yet.

On Kliva, plan your pacing and nutrition for free, then send the plan to your watch.

2 courses

50km31.1mi
50km
No index
100km62.1mi
100km
No index

GPX trace not yet published.

Race plan

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Pacing, aid stations and fueling timed to your effort on Ultra Trail Oso Negro 100k, in one roadbook.

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Start

Santiago, Nuevo Leon (Mexico)

Where to stay

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