12 Hours of Snowmass
12 Hour Mountain Bike Race - 7am September 14th 2008 Snowmass, CO

A Race

7am - 7pm September 14th 2008
Nat Ross and the Pro Bike Center would like to welcome you to an exciting new endurance race this fall in the Colorado Rockies, a twelve-hour mountain bike race on Snowmass Mountain. Choose to ride solo, teams of two, three, or open (up to 8 riders).
5th race in the Rocky Mountain Ultra Regional Endurance Series!

A Benefit


12 Hours of Snowmass is a benefit for two local non-profit youth organizations—Aspen Youth Center and Extreme Sports Camp.

Aspen Youth CenterAspen Youth Center

is a drop-in youth center offering a variety of summer, after school and outreach programs for youth in grades 4-12. The center provides a safe and supportive environment for youth to connect, learn and grow.


Extreme Sports CampExtreme Sports Camp

provides summer camp experiences for youth with autism. For many teens and preteens, summer is a time to immerse themselves in rigorous sports activities which challenge the mind and body. Now, children and teens with autism can have the same opportunities.

Latest News


New Start Time: 7am!
Friday Night BBQ!!! FREE for registered racers! More info.
Online Registration Now Open!! Register at Active.com
Download rulebook here.
Read the Aspen Times Article on the 12 Hours of Snowmass
Mountain Bike Race
An event brought to you by: Aspen Youth Center, Extreme Sports Camp & Pro Bike Center