Bibliothèque des cols
Les ascensions célèbres du cyclisme
Profils détaillés des cols qui font la légende du cyclisme — longueur, pente moyenne, dénivelé, historique des courses et conseils d'allure.
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4105 cols
Col de Chésery
24.1 km at 6.58% averaging a relentless grind to 1996 m, with a savage 28.67% max ramp waiting to break you.
Profil
Passo di Rabbi - Rabbijoch
23.8 km at 7.91%, climbing from 574 m to 2459 m for 1885 m of net gain — a relentless HC ascent.
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Puerto de Piedra
Puerto de Piedra is a 19.9 km HC climb in Mexico averaging 8.05%, with sustained climbing from 951 m to 2557 m and ramps up to 12.37%.
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El Gamoniteiru
A 19.9 km hors catégorie climb in Spain that gains 1,361 m net but demands 2,093 m of total ascent, with ramps up to 22.45%.
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Schlappiner Joch
A practical pacing and gearing guide to Schlappiner Joch, a long HC climb with a severe maximum gradient that punishes over-gearing.
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Tremalzo Pass
19.4 km at a relentless 8.4% average, climbing from 62 m to 1695 m for 1633 m of net gain — a true HC test.
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Paso de Álica (Agua Buena)
A long HC climb in Mexico: 19.4 km at 7.56%, with enough sustained gradient and near-13% ramps to punish poor pacing.
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Portezuelo del Cajón
A high-altitude HC climb in Bolivia: 17.6km at 7.37%, rising from 3,184m to 4,482m with pitches up to 11.5%.
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Portezuelo del Cajón
17.4 km of thin-air suffering at 7.48% average, topping out at 4482 m after 1298 m of net gain.
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Vigiljoch
16.4 km at a relentless 8.78% average, climbing 1438 m to a 1761 m summit with ramps hitting 18.33%.
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Pas de Cheville
Pas de Cheville is a 16.2 km HC climb in CH, averaging 7.22% with ramps up to 14.35%. Here is how to pace and gear it.
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Croce Domini Pass
15.6 km at a brutal 10.33% average, ramping to 24.58% and gaining 1613 m to a 1884 m summit — a true HC monster.
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Paso de la Nieve
A sustained HC climb in Mexico: 15 km at 7.72%, rising from 1547 m to 2708 m, with ramps steep enough to punish poor pacing.
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Gampen Pass
A relentless HC climb: 14.6 km at 8.54% average, ramping to 15.71%, hauling you from 280 m up to 1526 m.
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Puerto de la Magdalena
12.7 km at 8.01% average, ramping to 12.62%, hauling you from 300 m to a 1317 m summit — a full HC test.
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Surenen Pass
A 12.6 km hors catégorie ascent in Switzerland with 1,631 m of net gain, steep undulating pitches, and a genuinely brutal average gradient.
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Colle di San Zeno
12.3 km at a relentless 9.89% average, climbing 1219 m from 198 m to 1417 m with a savage 28.1% pitch — pure HC punishment.
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Col de Soudet
12.3 km, 8.48% average, and a savage 22.41% max gradient. Col de Soudet is an HC climb in the French Pyrenees that demands serious pacing discipline from the first kilometre.
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Colla Rossa
A 12.1 km hors catégorie climb in France gaining 1,476 m net at a punishing 12.19% average, with 307 m of hidden re-climbing baked into the profile.
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Col du Pré
11.9 km at 8.48% average with a savage 33.18% maximum — the Col du Pré is an HC beast in the French Alps that demands careful pacing and low gearing from the first pedal stroke.
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Col de Salenton
A relentless HC wall: 11.8 km at 11.89% climbing from 1096 m to 2503 m for 1407 m of net gain.
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Glaubenbielen Pass
An 11.5 km HC climb in Switzerland gaining 1,147 m net, defined by a relentless average near 10 percent and 338 m of hidden undulation.
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Dochula Pass
A practical profile of the Dochula Pass cycling climb, an 11 km HC ascent averaging 13.95% with ramps up to 22.38%.
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Puerto de la Uva
Puerto de la Uva is an HC climb in Mexico: 10.9 km at 8.65%, rising from 881 m to 1820 m with ramps up to 14.29%.
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