Mexico, Sinaloa and Durango
The Devil's Backbone, thousands of corners over the Sierra Madre now the toll road took the trucks.
Length
180 km
In miles
111.8 mi
Driving time
5 hr 38 min
Atlas rating
9.3 / 10
The run
Concordia to El Salto, following the MEX 40 libre. Drive it in either direction, though the views usually favour the climb.
Season
Fog and rain in the summer months
Checked by the Drivers Atlas desk
Scored and written by the Drivers Atlas editorial desk, drawing on driven routes across the UK and Europe, mapping data and member road reports. Every road in the library carries a driving and scenery score set by the same method. How we score roads.
Last reviewed 5 March 2026
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