West of Grand Junction, the Rabbit Valley Recreation Management Area has several miles of routes open to dirt biking.
To reach the Rabbit Valley trailhead from Grand Junction, head west on US70 to Exit #2. Head south for 0.5 miles. Look for the staging area on the left.
Note: Colorado residents must register their off-highway vehicle with the Colorado State Parks (303) 866-3437. Non-residents are not required to register in Colorado, if they are registered in their home states. All off-highway vehicles must have an approved muffler and spark arrester. These requirements are subject to change so make sure to contact the Colorado State Parks prior to using your off-highway vehicle.
Overall, Rabbit Valley is the 30th most popular dirt bike trail of all 93 dirt biking rides in Colorado.