Train for El Jefe 100
Tiger Mine to Superior. Sonoran desert to pine on remote Arizona Trail tread.
105 mi+6,098 ft-7,456 ft36 hours1,652 ft to 4,125 fttech 5/106 stationsSky IslandDestination Trailpoint to pointApril
- Start4,065 ft
- High4,125 ft
- Low1,652 ft
- Finish2,707 ft
What PR Run builds for this start line
- Personalized plan from your baseline and this course profile
- Aid-segment fuel rehearsals tied to checkpoint spacing
- Structured gear kit from course intelligence
- Race-day pacing, crew notes, and race-morning brief
- Aid stations: 6 · longest gap ~32.2 km
- Mandatory kit items: 2
- Cutoff: 36 hours
The crux
Mount Lemmon climb (near mile 68)
Race details can change. Confirm current rules and logistics with the Official site.
Train for your race
Train for El Jefe 100
Course-specific plan, fuel segments, gear kit, and race morning for El Jefe 100.
Official siteCheck readinessPredict finish timeFull race guideFoot care plan