Col du Grand Ballon
Alsace, france
21.7km 1147m 5.3%
1Cat 1 D431
Col du Grand Ballon
Alsace, france
The D431 rises 21.7km through rolling hills and mountain roads, gaining 1,147m to 1,341m. Averaging 5.3%, the road kicks to 9.1% at its steepest — a notable steepening that demands respect. 17 hairpins punctuate the ascent, offering brief respite in the corners before the gradient bites again. Located in Alsace, France.
- The 1st climb in Alsace by elevation gain.
- The 2nd climb in Alsace by difficulty.
- 17 hairpin bends punctuate the climb, each switchback offering a moment to regroup.
- One of only 2,281 Category 1 climbs in the database.
- A false flat around km 8 offers brief respite before the road kicks up again.
Distance
21.7km
Avg Gradient
5.3%
Max Gradient
9.1%
Elevation Gain
1147m
Summit
1,341m
Wall Rating
5.7
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What things cost
Typical prices in France
€3.20
Coffee
€6.00
Beer
€15.00
Meal
€1.80
Water
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Common Questions
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