Climb library
Famous climbs of cycling
Detailed profiles of the climbs that define the sport — length, average gradient, elevation gain, race history, and pacing advice.
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3744 climbs
Col de Frémamorte / Colle di Fremamorta
15.4 km at a savage 9.28% average, climbing 1430 m to a 2550 m summit with pitches touching 24.73% — a true HC test.
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Vado di Corno
15.2 km at a brutal 12.86% average, climbing 1961 m to a 2240 m summit — a relentless HC monster with almost no relief.
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Russiskreuz
15.2 km at a relentless 7.84% average, climbing from 541 m to 1732 m with pitches touching 14.09% — a true HC test.
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Schlüsseljoch
At 14.8 km with a 7.56% average gradient, a 1,119 m net elevation gain, and a savage 30.49% maximum pitch, Schlüsseljoch earns its HC rating the hard way.
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Col de la Gueulaz
15 km at 8.85% average, spiking to 23.67%, hauling you from 646 m to 1976 m — a full HC gut-check.
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Colle_Intersile
14.9 km at a brutal 9.82% average, ramping to 28.68% and climbing 1466 m to a 2397 m summit — pure hors catégorie.
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Colle Ranzola
14.8 km of relentless 7.66% climbing to 2184 m, with ramps spiking to 22.4% — a true hors catégorie test.
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Col du Luissel
14.7 km at 8.59%, climbing from 378 m to 1640 m — a hors catégorie wall with ramps hitting 39.92%.
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Bettlerjoch
A 14.6 km HC climb in Austria averaging 8.99% with 1,315 m of net gain and heavy undulation that inflates the real workload well beyond the summit height.
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Puerto de Erjos
14.6 km at 7.5% average, ramping to 30.4%, climbing from 6 m to 1102 m for 1096 m of net gain — a full HC test.
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Passo di San Valentino
14.5 km at a punishing 7.68% average, climbing 1116 m from 201 m to 1317 m with pitches touching 14.22% — a genuine HC test.
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Coll de So
14.4 km at 8.67% with ramps to 17.43% — an HC monster hauling you from 738 m to 1983 m, 1245 m of pure vertical.
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Passo del Lago
14.3 km at a brutal 10.02% average, ramping to 20.32% and gaining 1431 m to a 1863 m summit — a true HC test.
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Col de la Cuarde
13.9 km at 9.98% average, ramping to 24.77% and climbing from 588 m to 1979 m — an HC beast with 1391 m of net gain.
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Passo di Laroussa
13.9 km at a brutal 10.99% average, climbing 1527 m from 930 m to a 2457 m summit — a genuine HC test.
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Passo della Mulattiera
A 7.8 km HC climb in Italy averaging 13.55%, gaining 1,054 m net to a 2,355 m summit — with steep ramps and undulation that punish poor pacing.
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Passo di Pila
A 13.5 km hors catégorie wall averaging 13.25%, dragging you from 736 m to 2526 m for 1790 m of net elevation gain.
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Col du Girabal
13.4 km, 10.21% average gradient, 1,733 m of ascent, and a savage 41.8% maximum pitch. The Col du Girabal is one of the most demanding HC climbs in France.
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Colle del Besso
13.4 km at 7.78% average with a savage 21.04% max, hauling you from 419 m to 1460 m for 1041 m of net gain.
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Col du Blancsex
A 13.3 km HC beast averaging 8.77%, spiking to 15.15%, climbing 1169 m from 390 m to a 1559 m summit.
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Col de la Rousse
HC-rated and brutally consistent, Col de la Rousse delivers 13.2 km at 10.3% average with a savage 54% max gradient. Here's how the climb unfolds and how to pace it.
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Pauvres pass
A 13.2 km HC climb in Switzerland averaging 9.08% with pitches to 22.26%, gaining 1,202 m net over 1,404 m of total ascent.
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Col de Sageroux
13.1 km at a merciless 12.13% average, ramping to 33.18% as it climbs 1586 m to a 2254 m summit — pure HC brutality.
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Col d'Argnaules
12.9 km at a brutal 11.27% average, ramping to 23.23% and climbing 1454 m from base to summit — an HC monster.
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