Tips
Siro Arias Valdés - Testadicorsa
September 16, 2025
Road cycling
It is the first hairpin bend on the climb to Alpe d'Huez via the classic slope used by the Tour de France and bears the name of the first winner at its summit, the legendary Fausto Coppi.
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Nearby routes
Best routes near Hairpin 21
4.8
(76)
5,856
riders
16.8km
01:18
710m
710m
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.
Moderate
102
riders
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.
Moderate
4.5
(2)
159
riders
7.57km
00:30
240m
240m
Easy road ride. Great for any fitness level. Mostly well-paved surfaces and easy to ride.
Easy
Details
Informations
Elevation 810 m
Weather
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Saturday 12 September
26°C
11°C
0 %
Additional weather tips
Max wind speed: 6.0 km/h
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