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Thyon from Sion via Les Agettes

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Elevation profile Thyon from Sion via Les Agettes

Statistics

Difficulty points 1266
Length 21.2 km
Average gradient 7.5%
Steepest 100 metres 10.5%
Total ascent 1596 m

Short recap

18 hairpin turns
#39 toughest climb of Switzerland
#72 most elevation gain of Alps
#51 longest climb of Switzerland
#76 average steepest climb of Valais
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Thyon from Sion via Les Agettes is a climb in the region Valais. It is 21.2 km long and bridges 1596 m of vertical ascent with an average gradient of 7.5%, resulting in a difficulty score of 1266. The top of the ascent is located at 2086 m above sea level. Climbfinder users shared 0 reviews of this climb and uploaded 0 photos.

Road names: Route de Salins & Route des Mayens de Sion

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Climbing times

7 km/h 03:02:05
11 km/h 01:55:52
15 km/h 01:24:58
19 km/h 01:07:05

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Frequently Asked Questions

Thyon can be cycled from 3 sides. Thyon from Sion is the most popular side, but the summit can also be reached via Thyon from Sion via Les Agettes & Thyon 2000 from Euseigne.

Thyon from Sion via Les Agettes is a challenging ascent. For this type of climbing, we recommend mountain gearing, specifically a compact system. This means a small front chainring of 34 teeth, combined with a rear cassette where, depending on your level, strength, and experience, you choose a sprocket with 30, 32, or even 34 teeth. Remember that a smooth cadence is always more efficient!

Thyon from Sion via Les Agettes belongs to the Hors Catégorie, the top category. These are legendary and very tough climbs. A solid cycling condition, experience, and a good climbing gear ratio are essential to maintain a smooth cadence and complete the climb comfortably.

Thyon from Sion via Les Agettes is 21.2 km long.

The average gradient of Thyon from Sion via Les Agettes is 7.5%.

Thyon from Sion via Les Agettes has a steepest segment with an average gradient of 10.5%.

The summit of Thyon from Sion via Les Agettes is at 2086 m.

At a slow pace of 7 km/h, it takes about 03:02:05 to climb Thyon from Sion via Les Agettes. At 11 km/h the time is 01:55:52, and at 15 km/h 01:24:58. For the fastest cyclists, 01:07:05 is an achievable time.

Thyon from Sion via Les Agettes is located in the region Valais in Switzerland.

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