Northeast of Greeley in the Pawnee National Grassland, the Main Draw OHV Area is a popular area to ride dirt bikes. Both are allowed only in the draw.
To reach the trailhead and parking area from Greeley, head north SR85. Turn right on CR 122 and then take a left on CR 45. Turn right on CR 126 and the parking area will be 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, Main Draw ORV Area is the 52nd most popular dirt bike trail of all 93 dirt biking rides in Colorado.