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Miles of New Trail Built


Miles of Trail Maintained


Trail Volunteers Hours



Upcoming Events

Aug 2 - Aug 5 / early - late! Downieville, CA

Downieville Classic Mountain Bike Race – Aug 2-5, 2018

Come to prove yourself, or just come to have fun. All Mountain World Championships Cross Country Adventure Race Downieville Downhill Race...
Aug 24 - Aug 26 / 7am - 2pm Sunday Downieville, CA

Downieville Mountain Epic – August 24-26

A weekend of fun camping, riding and trailbuilding, August 24-26 . Join us for our Downieville Epic Weekend, where all the food and beer is covered for...
Sep 8 / 8am - 3pm Quincy, CA

Quincy Trail Daze – September 8

We are proud to partner with the Mount Hough Ranger District on this special project. The folks in this district understand the importance of more trails and...
Sep 29 / early -> late! Quincy, CA - The Lost Sierra

Grinduro – September 29

A New Kind of Bike Race Voted “Event of the Year” by the Design and Innovation Awards committee, the unique format of Grinduro combines the best elements...
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Become a volunteer

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Volunteer at a Trail Daze or one of our races. Contact us if you would like to volunteer other skills or services.

3 Ways to Get Involved

Join our tribe, do good work and have a load of fun, our members provide a crucial backbone to our organization.

Ride with Us

Since 1991, Yuba Expeditions has been shuttling riders on adventures in Downieville.

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Attend an Event

Attend our next Trail Daze, Mountain Epic, the Downieville Classic, Grinduro or Lost and Found.

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Join Our Tribe

Join today as a Core or Annual Member to support trails and access our exclusive membership perks.

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