Ride through rugged desert beauty with relay options and varied distances.

Experience the Sonoran Desert like never before! The Frenzy Hills Rides is a multi-distance endurance mountain bike and gravel event set on less technical, rolling trails, perfect for riders of all skill levels. Whether you're going solo, tackling the course as a relay team, or testing your limits on gravel, this event offers something for everyone amidst stunning desert landscapes.

Choose between solo or relay categories with 25, 50, or 100-mile distances, including gravel grind options. The course features less technical, looped trails traversing scenic Sonoran desert terrain. Bib pickup is available prior to race day at the organizer's Phoenix office.

• Solo, duo, or quad relay team formats
• XC and gravel race options
• Distances from 25 to 100 miles
• Scenic Sonoran desert course
• Junior and relay categories available
• Varied start windows (5:00–8:00 AM)