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
Yanmen Pass
A steady 15.9 km Category 2 climb in China, Yanmen Pass rewards controlled pacing more than punchy climbing.
Profil
Port de la Bonaigua
Nine kilometres at 6.65% average gradient with a savage 20.12% maximum — Port de la Bonaigua is a Category 2 Pyrenean climb that punishes riders who don't pace the early ramps.
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Col du Pillon
A 6.1 km Category 2 climb in Switzerland with a deceptive average gradient, undulating terrain, and a punchy steep ramp near the top.
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Pensi La Pass
A measured high-altitude category 3 climb in India: 10.8 km at 4.03%, topping out at 4,479 m with a steady, pacing-first profile.
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Somosierra
Somosierra is an 8.1 km Category 3 Spanish climb with a modest 4.83% average that hides steeper pitches and rolling terrain demanding smart pacing.
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Surami Pass
A punchy 2.1 km category 3 wall averaging 7.21%, ramping to 10.26% as it lifts you 151 m to a 895 m summit.
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Surami Pass
A practical pacing and gearing guide to Surami Pass, a short 2.6 km category 4 climb averaging 6.07% with ramps up to 9.52%.
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Col de Ferret
A practical pacing and gearing guide to the Col de Ferret cycling climb, a 35.6 km HC ascent with 1,858 m of net elevation gain.
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Theodul Pass
A practical profile of the Theodul Pass cycling climb: 27.9 km at 8.05 percent, with HC-level length, altitude gain, and brutal maximum ramps.
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Livigno Pass
18.2 km at 7.14% averaging, ramping to 15.55%, climbing from 1013 m to 2314 m for 1301 m of net gain — a true HC test.
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Mittelallalin
A practical profile of the Mittelallalin cycling climb, a 12.6 km HC ascent averaging 14.32% with a brutal 30.51% maximum gradient.
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Campolongo Pass
A practical profile of the Campolongo Pass cycling climb, with pacing, gearing, and gradient notes based on its 17.1 km at 5.87%.
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San Pellegrino Pass
15.2 km at 7.01% average, ramping to 17.93%, climbing from 847 m to 1910 m for 1063 m of net gain.
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Campolongo Pass
15.1 km at 6.63% average, ramping to 10.11%, hauling you from 1190 m to a lofty 2193 m summit — a full 1003 m of climbing.
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Col de Tende
A Category 1 beast on the Franco-Italian border: 15 km at 7.08% average gradient with a jaw-dropping 50.35% maximum. Here's how to ride it without blowing up.
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Col de la Colombière
A 13.4 km Category 1 climb in the French Alps with an average gradient of 7.46% and a punishing 33.8% maximum. Here's how the road unfolds and how to pace it.
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Col du Glandon
7.9 km at 9.6% average with a 25.5% maximum — the Col du Glandon is a Category 1 brute in the French Alps that demands disciplined pacing from the first pedal stroke.
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Predil Pass
Seven relentless kilometres climbing 572 m at 8.18 percent, with pitches spiking to 15.6 percent before topping out at 1155 m.
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Baydar Gate
Six kilometres at 8.3% averaging almost 10% at its worst, hauling you from 5 m to a 499 m summit in one sustained push.
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Taglang La
A practical profile of the Taglang La cycling climb: long, high, and steady rather than brutally steep, with pacing notes from bottom to summit.
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Unai Pass
A 20.6 km category 2 climb averaging 4.03%, rising 829 m from 2436 m to a lofty 3265 m summit.
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Lungalacha La
A practical profile of Lungalacha La, a long Indian category 2 climb where altitude and pacing matter more than raw gradient.
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Ak-Baital Pass
A 6.5 km category 2 climb averaging 5.87% that tops out at 4658 m, where thin air makes even a moderate gradient bite hard.
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Monte Ceneri
A compact Swiss Category 2 climb: 5.2 km at 6.7%, rising from 209 m to 559 m with a steady profile and a max gradient of 8.67%.
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