West of Vernal and northwest of Roosevelt, the Dry Gulch Loop is a 32 mile route. This is part of the Yellowstone off-road motorcycle trail system. The other half of the trail system is the Petty Mountain Loop.
To reach the trailhead from Roosevelt, travel north along UT 87 to Mountain Home, then north to Yellowstone along FR 119. A parking lot and trailhead are located in the lower Hells Canyon area just past the Ashley National Forest boundary.
Overall, Dry Gulch Loop is the 44th most popular dirt bike trail of all 68 dirt biking rides in Utah.