R-742 · Route File
Salta · Argentina
The remote high section of Ruta 40 between La Poma and San Antonio de los Cobres, crossing one of Argentina's highest road passes.
red · Operational constraint
A normal road vehicle, poor weather or inadequate acclimatisation can make the crossing unsafe or impossible.
Planning response: Confirm the pass is officially open and locally passable, use a suitable vehicle and carry communications before leaving either end.
Seasonal windows are planning triggers, not a substitute for current road, weather or land-access reports. Recheck the official sources below before departure.
Route tyre evidence
No reviewed tyre observation is published for this route.
No tyre name is inferred from route popularity, forum mentions or marketing. A report appears only after its tyre, motorcycle, route context, date and named source are reviewed.
Route-specific references
Information tied directly to this road, track or route.
Route 40 in Patagonia
official · Official Patagonia Tourism Board
Official road, gravel, fuel and touring context for Patagonian Route 40 branches
La Ruta Natural scenic routes
official · Argentina Ministry of Tourism
Official national road-trip and scenic-route catalogue
Abra del Acay map
commercial · Google Maps
Route-specific alignment, approach-road and nearby-service lookup; confirm the selected road
Abra del Acay open map
community · OpenStreetMap
Independent route, settlement and approach-road lookup
Regional reference desk
Shared road, weather and access services used across Route Files in this region.
Field Links are reviewed references, not live guarantees. Conditions, closures, services and regulations change. Confirm critical information with the responsible authority before relying on it.