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Routes
Mountain biking trails
France
Auvergne Rhône Alpes
Grenoble
Montbonnot-Saint-Martin

Vence Pass – Mont Jalla's ridges loop from Montbonnot-Saint-Martin

Routes
Mountain biking trails
France
Auvergne Rhône Alpes
Grenoble
Montbonnot-Saint-Martin

Vence Pass – Mont Jalla's ridges loop from Montbonnot-Saint-Martin

Hard

5.0

(1)

31

riders

Vence Pass – Mont Jalla's ridges loop from Montbonnot-Saint-Martin

02:09

20.8km

790m

Mountain biking

Hard mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike. The starting point of the route is accessible with public transport.

Last updated: August 15, 2026

Tips

Includes a very steep uphill segment

You may need to push your bike.

After 6.33 km for 212 m

Waypoints

A

Start point

Bus stop

Get Directions

1

5.25 km

View of the Summit of Saint-Eynard

Highlight • Viewpoint

Nice meadow dominated by the Saint Eynard, and start of the Bois d'Avril mountain bike trail (komoot.com/highlight/3038589)

Translated by Google •

Tip by

2

6.90 km

Vence Pass

Highlight • Mountain Pass

One of the most accessible passes from Grenoble. There are three possible access points: via the Col de Porte road (very busy, you constantly smell diesel...), via the Clémencières road …

Translated by Google •

Tip by

3

6.92 km

Vence pass

Highlight • Other

9.73 km

Viewpoint

Viewpoint

5

10.6 km

Mont Jalla's ridges

Highlight • Other

A wide open ridge, overlooking the city of Grenoble, leading to Mont Jalla. The ridge offers excellent narrow and easy trails, with plenty of options for steeper and technical descents, …

Translated by Google •

Tip by

6

15.3 km

Singletrack Technique of Bois d'Avril

Highlight (Segment) • Trail

Technical single track in the undergrowth (Avril wood) with lots of gravel and roots, but overall very rolling. However, to avoid the aftermath of rain!

Translated by Google •

Tip by

B

20.8 km

End point

Bus stop

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Way Types & Surfaces

Way Types

8.16 km

5.95 km

3.32 km

1.71 km

781 m

760 m

106 m

Surfaces

10.2 km

7.37 km

2.75 km

493 m

< 100 m

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Elevation

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (1,020 m)

Lowest point (300 m)

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Weather

Powered by Foreca

Sunday 23 August

27°C

14°C

-- %

Additional weather tips

Max wind speed: -- km/h

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Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

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