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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4165 cols
Col de Joux
20.1 km at 6.42% averaging a relentless HC grind, climbing from 359 m to 1651 m with pitches spiking to 14.59%.
Profil
Bocca di Navene
A practical profile of Bocca di Navene, a 19.9 km HC climb in Italy with 1,321 m of net elevation gain and sustained pacing demands.
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Goecha La
Goecha La is a 19.9 km HC climb in India averaging 9.92%, with 1,970 m of net gain and pitches reaching 28.28%.
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Collado de Llesba
19.5 km at 6.62% average with pitches to 18.99%, lifting you from 377 m to a 1666 m summit — a full HC test.
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Puerto de Viella
18.5 km at a relentless 8.99% average, climbing from 783 m to 2445 m — an HC monster with 1662 m of net gain.
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Fuscher Törl
An HC Austrian climb with 18.2 km at 8.72%, rising from 846 m to 2430 m and demanding conservative pacing from the first ramps.
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Col du Sanetsch
18 km at 9.62% average, ramps hitting 38.48%, and 1735 m of net gain to a 2249 m summit — a genuine HC beast.
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Klausenpass
17.9 km at 8.11% average, climbing from 504 m to 1956 m — an HC beast with pitches touching 17.05%.
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Atsunta Pass
Atsunta Pass is a 17.8 km HC climb in Georgia averaging 9.13 percent, with a summit at 2819 m and ramps reaching 19.2 percent.
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Hohtürli Pass
A practical rider-focused profile of the Hohtürli Pass cycling climb, built from its length, gain, gradient, and maximum pitch.
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Bocca di Navene
17.6 km of relentless climbing at 7.49% average, lifting you 1321 m from 202 m to a 1523 m summit.
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Simplonpass
17.5 km at 8.19% average with a brutal 26.89% max, climbing from 664 m to a 2100 m summit — a true HC monster.
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Hochtor
A 16.9km hors catégorie ascent in Austria climbing to 2,562m, where 677m of hidden undulation makes it harder than the average gradient suggests.
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Umling La
Umling La is a 16.8 km HC climb averaging 8.34%, rising to 5,622 m with ramps up to 14.67%. Here is how to pace it.
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Alto de Garajonay
16.6 km at 8.44% average, spiking to 24.13%, hauling you from 78 m to a 1478 m summit — a full HC monster.
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col de Bretaye
A 16.6 km HC climb in Switzerland gaining 1,418 m net, with an 8.55% average that hides a brutal 30% ramp and 191 m of extra ascent.
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Passo Buole
16.2 km of relentless climbing at 9.86% average, ramping to 15.81%, hauling you from 176 m to 1770 m.
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Coll de Vista
15.9 km at 7.29%, rising from 765 m to 1924 m — an HC climb with 1159 m of net gain and pitches touching 21.63%.
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Doi Inthanon
15.2 km at a relentless 8.54% average, ramping to 19.84% and gaining 1302 m to a 2560 m summit — a true HC test.
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Doi Ang Khang
15 km at 8.56% average, ramping to 19.45%, climbing from 529 m to 1810 m for 1281 m of relentless HC gain.
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Passo Cattivo
14.9 km at a brutal 9.05% average, ramping to 22.45% and climbing 1345 m to a 1864 m summit — a true HC monster.
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Col de Pelouse
A 14.1 km hors catégorie climb in Italy with 1,726 m of net gain, undulating terrain, and gearing demands that call for a wide-range cassette.
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Col de Champex
12.6 km of relentless HC climbing at 8.08% average, ramping to 18.87% as it lifts you 1020 m from 484 m to 1504 m.
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Col de Portet
12.4 km at 9.29% average with a savage 31.36% maximum — Col de Portet is a Hors Catégorie brute that demands honest pacing and precise gear selection from the first pedal stroke.
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