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2nd Annual McKenzie Frenzy p/b Hammel Dentistry

Sat December 7, 2019 Vail, AZ 85641 US Directions


10 Mile

9:00AM MST

20 Mile

9:00AM MST

30 Mile

9:00AM MST


12725 S. Red Hill Ranch Rd.
Vail, AZ US 85641


2nd Annual McKenzie Frenzy, p/b Hammel Dentistry: Saturday, December 1, 2019

The McKenzie Frenzy, p/b Hammel Dentistry is back!  Just like last year we have 10, 20, and 30-mile distances, and by popular request we have added a 50-mile Endurance class!  McKenzie Ranch is a machine-built trail system with 10 miles of fast, flowing trail.   Routes will be 1, 2, 3,or 5 laps around the outer loop.  To see the description and elevation profile for the course go to:

All proceeds benefit Sonoran Desert Mountain Bicyclists and local trail projects like 100-Acre Wood Bike Park!

Distances and classes are as follows:

10 Mile
Junior Men and Women (up to age 16)
Open Men and Women (age 17+ on race day)

20 Mile
Open Men and Women (all ages)

30 Mile
Open Men and Women
Master's Men and Women (age 50+)
Single Speed Men and Women (all ages)

50 Mile Endurance
Open Men and Women (all ages)

Other Information:

  • Waves start heading out at 9:00 AM.  Riders must be on-site and ready to go by no later than 8:15 AM.
  • SDMB members get a $10 discount with the code "SDMBMEMBER2019"!  We're going with the honor system on this one, but will do random checks to make sure folks using the discount are actually members.  Non-members who use the discount code will be barred from the race.
  • Specific race information will be emailed to participants prior to the race.
  • Youth ages 16 and under must be accompanied by a responsible adult.
  • All riders get a t-shirt and a free beer!
  • We've added camping!!!  For 2019 we have a limited number of on-site tent and RV/trailer sites available (30' max length).
    • Go here to purchase RV/trailer camping:
    • Go here to purchase tent camping:


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