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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4202 cols
Alto de las Cruces
A 41.6 km Category 1 Colombian ascent with a deceptively gentle 3.16% average that hides heavy undulation and a brutal steepest ramp.
Profil
Col d'Aygues Tortes
A 41.4 km grind climbing 1761 m at a steady 4.25%, topping out at 2233 m — a marathon in the saddle.
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Alto de Limatón
A 40 km grind gaining 1680 m at 4.2% average, ramping to a brutal 15.75% before the 3358 m summit.
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Puerto de los Pilones
A 39.9 km category 1 haul climbing 1602 m to a 1747 m summit, averaging 4.01% with a brutal 23.69% pitch.
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Passo Pelagatta
A relentless 38.3 km grind from 46 m to 1769 m, gaining 1723 m at 4.49% with pitches spiking to 15.77%.
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Alto del Lucero
A 37.2 km Category 1 grind climbing 1700 m at a 4.57% average, with ramps that bite up to 17.76%.
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Passo delle Topette
A 35.2 km grind averaging 4.04% that climbs 1419 m from 564 m to 1983 m, with ramps spiking to 10.9%.
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Sommertor
A 34.6 km Category 1 climb in Austria where a modest 3.44% average hides steep ramps and 1,450 m of extra climbing from rollers and descents.
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Col du Giétro
A 34.4 km grind averaging 4.35%, climbing 1496 m from 488 m to a 1984 m summit with pitches as steep as 14.75%.
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Alto de Monos
A sprawling 34.3 km category 1 grind that lifts you 1450 m from 512 m to a 1962 m summit at a steady 4.23% average.
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Alto del Venado
A 34 km grind climbing 1508 m from 415 m to 1923 m at a steady 4.43% average, with pitches spiking to 10.71%.
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Ciampei Pass
A 33.5 km category 1 grind climbing 1539 m from 544 m to 2083 m, averaging 4.6% with ramps stinging up to 18.24%.
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Port de Caravide
A 33.1 km Category 1 climb in Spain with 1,455 m of net gain but 2,768 m of total ascent — an undulating effort that punishes even-speed pacing.
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Forcella Cristina
A 32.6 km grind from 736 m to 2156 m, averaging 4.35% with a savage 25.51% max and 1420 m of net gain.
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Alto del Calvario
A 32.1 km category 1 grind averaging 4.1% but spiking to 13.2%, hauling you from 932 m to 2246 m.
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Sela de Culac
A 32 km category 1 haul climbing 1471 m to a 2015 m summit at a steady 4.6% average, with ramps stinging up to 11.67%.
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Heubützli Pass
A long Category 1 climb in Switzerland: 31.6 km, 1,437 m of net gain, but 2,829 m of total ascent thanks to heavy undulation.
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Passo Malera
A 31.5 km category 1 grind climbing 1563 m from 148 m to 1711 m at a steady 4.97% average, spiking to 12.68%.
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Alto del Aliñadero
30.8 km of steady climbing at 5.01%, rising 1545 m from 515 m to a 2060 m summit — a category 1 endurance test.
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Alto del Guamo
A 30.5 km category 1 grind rising 1419 m from 909 m to 2328 m at a steady 4.65% average, with a punishing 15.03% max.
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Col d'Argentière
A 30.5 km category 1 grind climbing 1240 m to 1723 m at a steady 4.07% average, with pitches spiking to 10.18%.
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Forcella Sabbiosa
A 30.4 km category 1 grind climbing 1363 m to 2156 m, averaging 4.48% but spiking to a brutal 25.55%.
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Passo Pertica
30.3 km of climbing with a 4.48% average, 17.25% max, and 1359 m of net gain from 168 m up to 1527 m.
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Col Dazalou
A 29.8 km category-1 grind averaging 4.79%, climbing from 595 m to 2022 m with a 1427 m net gain and pitches to 14.96%.
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