Cat 1 D55

Col des Glières from Thorens-Glières

Rhone-Alpes, france

The D55 rises 13.6km through rolling hills and mountain roads, gaining 819m to 1,446m. Averaging 6%, the road kicks to 11.2% at its steepest — a testing gradient that demands respect. 12 hairpins punctuate the ascent, offering brief respite in the corners before the gradient bites again. Located in Rhone-Alpes, France.

  • Harder than 97% of climbs in France.
  • More vertical gain than 97% of climbs in France.
  • The crux hits between km 7 and km 8 — 3km above 10% averaging 10.9%.
  • 12 hairpin bends punctuate the climb, each switchback offering a moment to regroup.
  • One of only 2,281 Category 1 climbs in the database.

Col des Glières from Thorens-Glières

Rhone-Alpes, france

13.6km 819m 6%
1

Distance

13.6km

Avg Gradient

6%

Max Gradient

11.2%

Elevation Gain

819m

Summit

1,446m

Wall Rating

5

What things cost

Typical prices in France

€3.20

Coffee

€6.00

Beer

€15.00

Meal

€1.80

Water

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