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
Grosse Scheidegg
8.1 km at 11.92% average gradient with a 23.46% max — Grosse Scheidegg is an HC climb in the Swiss Alps that demands disciplined pacing and low gearing from the first pedal stroke.
Profil
Col Agnel
21.6 km at 6.05% climbing to a lofty 2744 m summit, with 1304 m of net gain and 1956 m of total ascent along the way.
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Col d'Izoard
8.6 km at 9.34% average gradient with a savage 24.08% maximum — the Col d'Izoard is a Category 1 brute with 807 m of net elevation gain and no soft sections.
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Klausen Pass
A short, brutal Category 1 climb in Switzerland: 7.2 km averaging 9.62% with pitches to 22.89% and 216 m of hidden undulation.
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Verecke Pass
A steady 8.2 km category-3 climb rising 366 m from 477 m to 843 m at a 4.45% average, peaking near 7.24%.
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Yablunytsia Pass
A 4.3 km category 3 climb averaging 5.43% with a 13.66% sting, lifting you from 692 m to 924 m for 232 m of net gain.
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Gavia Pass
15 km at 9.09% average, ramping to 18.27%, hauling you from 1245 m to a lung-searing 2609 m summit.
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Septimer Pass
At 9.6 km with a 10.45% average gradient and a savage 42.36% maximum, the Septimer Pass is one of Switzerland's most brutal HC climbs. Here's how to pace it.
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Kilik Pass
A practical pacing and gearing guide to Kilik Pass, a high-altitude 16.7 km climb in Pakistan with a deceptive average and extreme ramps.
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Col du Lautaret
A practical Col du Lautaret cycling climb profile, with pacing and gearing notes for its 13.4 km rise to 2,063 m.
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South Col
A steep HC profile in NP: 7 km at 15.75%, rising from 4,298 m to 5,399 m, with a maximum gradient of 31.8%.
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Tonale Pass
A practical pacing and gearing guide to Tonale Pass, a long Category 1 Italian climb where the distance matters more than the average gradient.
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Tonale Pass
28.8 km of steady Alpine climbing at 4.28% average, hauling you 1233 m upward to a 1871 m summit.
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Vršič Pass
A 9.3 km Category 1 climb in Slovenia averaging 8.6% with a 24.96% ramp — pacing and gearing notes for its undulating 802 m ascent.
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Loibl Pass
6.7 km at a brutal 10.18% average, ramping to 18.45%, hauling you 681 m up to a 1367 m summit.
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Port d'Envalira
A 8.5 km Category 2 climb in Andorra rising 576 m net to 2,413 m, but with 922 m of total ascent — the undulation is the real story.
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Colle di Cadibona
A 9.6 km Category 2 climb in Italy with a deceptively modest average gradient and enough undulation to punish a careless pace.
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Jelep La
A practical profile of the Jelep La cycling climb: 59.4 km, 3,359 m net gain, HC difficulty, and ramps approaching 18%.
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Changla Pass
40.4 km of relentless high-altitude climbing from 3315 m to 5360 m — 2045 m of net gain at 5.07% average, topping out on gradients of 14.29%.
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Lipulekh Pass
A sustained HC climb in India: 27.7 km at 6.77%, rising from 3,217 m to 5,094 m with ramps reaching 11.52%.
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Rolle Pass
14.9 km at 8.16% average, ramping to 16.44%, hauling you from 761 m to 1976 m for 1215 m of net gain.
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Rikoti Pass
A steep HC climb in Georgia: 8.2 km at 10.48%, with a maximum gradient of 15.46% and little room for pacing mistakes.
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Rikoti Pass
7.4 km at a brutal 11.68% average, ramping to 17.53%, climbing from 481 m to 1344 m for 863 m of net gain.
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Col de la Forclaz
7 km at a brutal 13.76% average, climbing from 576 m to 1543 m — a 967 m net gain that never lets up.
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