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
Qafë Thanë
A short, severe Qafë Thanë cycling climb profile focused on pacing, gearing, and how to handle a 1.2 km ascent averaging 15.27%.
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Mana Pass
A practical pacing and gearing guide to Mana Pass, a high-altitude 14.6 km climb averaging 3.7% with ramps up to 8.27%.
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Uzhok pass
A 7.5 km category 3 grind at 4.62% average, climbing from 510 m to 856 m for 346 m of net gain.
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Shibar Pass
A practical pacing and gearing guide to Shibar Pass, a 5.2 km category 3 climb with a 5.83% average and ramps up to 12.17%.
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Shibar Pass
5.2 km at 5.89% average, ramping to 12.19%, hauling you from 2382 m to 2688 m for 306 m of net gain.
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Babusar Pass
35.7 km climbing at 8.48% from 1134 m to 4163 m — a 3029 m ascent that never lets up, topping out at a brutal 14.9% max.
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Zekari Pass
27.6 km at 6.5% average, climbing from 378 m to 2171 m — a full HC haul with pitches touching 16.44%.
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Paso Internacional Los Libertadores
A relentless HC climb: 22.5 km at 6.43% average, ramping to 14.6%, hauling you from 1737 m to 3182 m for 1445 m of net gain.
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Col du Fréjus
17.1 km at a relentless 7.51%, climbing from 1259 m to a lung-searing 2544 m summit with 1285 m of net gain.
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Colle delle Finestre
A 11.3 km HC climb in Italy averaging 11.88%, with 1340 m of net gain but 1609 m of total ascent hidden in its undulations.
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Port de Larrau
An HC-rated Pyrenean brute: 11.4 km at 8.72% average with a savage 25.17% maximum ramp. Here's how the gradient unfolds and how to pace it.
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Bara-lacha la
A practical pacing and gearing guide to the Bara-lacha la cycling climb, using its length, gradient, elevation gain, and altitude profile.
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Passo Fedaia
A 24.5 km grind averaging 5.29% with a savage 20.9% ramp, climbing from 763 m to 2058 m for 1295 m of net gain.
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Abra del Acay
23.1 km of thin-air climbing gaining 1032 m to a 4951 m summit at just 4.47% average — the altitude, not the slope, is the enemy.
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Passo Fedaia
A practical Passo Fedaia cycling climb guide: 22.1 km at 5.52 percent, with enough steepness to punish poor pacing.
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Fotu La
A practical pacing and gearing guide to the Fotu La cycling climb, a long category 1 ascent in India with altitude and sharp gradients as the main constraints.
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Staller Sattel
A data-driven profile of Italy's Staller Sattel, a 22 km Category 1 climb with 1,057 m of net gain and an undulating 1,225 m of total ascent.
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Valparola Pass
18.8 km at 6.44% averaging steady effort, climbing from 984 m to 2195 m with pitches touching 12.57%.
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Col d'Aspin
A 17.8 km Category 1 Pyrenean climb averaging 4.97% with a brutal 33.75% max gradient. Here's how the Col d'Aspin cycling climb actually unfolds.
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Jaufenpass
A 16.9 km category-1 grind climbing 954 m at 5.63% average, with a savage 26.88% pitch waiting to shatter your legs.
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col de la Croix (Vaud)
14.7 km at 5.25% average with a savage 25% spike hidden inside. Here's how the Col de la Croix (Vaud) climb actually unfolds and how to pace it.
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Lagos de Covadonga
A data-driven profile of Lagos de Covadonga, a 13.4 km Category 1 climb in Spain with 890 m of net gain and heavy undulation.
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Athabasca Pass
A practical profile of the Athabasca Pass cycling climb, with pacing and gearing notes based on its length, elevation gain, average gradient, and steepest ramp.
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Pic de Nore
9.9 km at 8.42% average with a savage 27.56% maximum — Pic de Nore is a Category 1 brute in the Black Mountain range that demands careful pacing and honest gearing.
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