R-304 · Route File
San Juan Mountains, Colorado · United States
The seasonal unpaved high pass between the Ophir and Silverton sides of the San Juan Mountains on county and Forest Service roads.
red · Confirmation required
A planned Telluride–Silverton backcountry connection can terminate at a county or forest closure.
Planning response: Confirm both county sides immediately before departure and match the vehicle and rider to the reported high-mountain conditions.
Seasonal windows are planning triggers, not a substitute for current road, weather or land-access reports. Recheck the official sources below before departure.
Route tire evidence
No reviewed tire observation is published for this route.
No tire name is inferred from route popularity, forum mentions or marketing. A report appears only after its tire, motorcycle, route context, date and named source are reviewed.
Route-specific references
Information tied directly to this road, track or route.
Ophir Pass Road
official · Colorado Parks and Wildlife
Official state trail-system alignment and motorized route record
Ophir Pass map
commercial · Google Maps
Route-specific alignment, approach-road and nearby-service lookup; confirm the selected road
Ophir Pass 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.