Latest News

24 Apr

The Next Evolution

Three weeks ago the Stewardship took our #dirtmagic show on the road, attending the 2nd Annual Mountain Ventures Summit (MVS) in Telluride, Colorado. MVS is a...
14 Apr

Reconnecting Downieville and Quincy by Trail

Downieville is our roots, it's where everything for SBTS and Yuba Expeditions began more than 25 years ago. Quincy is where SBTS has grown most over the last...


Miles of New Trail Built


Miles of Trail Maintained


Trail Volunteers Hours



Upcoming Events

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...
Oct 12 / 8am - 5pm Graeagle, CA

Lakes Basin Trail Daze – October 12

Project Overview Volunteer workday project focus will be on the Lakes Basin trails. Volunteers will help the SBTS crew maintain Lakes Basin trails. The hike...

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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