From WY 191, head south to Taylor Fork Road. Procede 3.73 miles. Turn left at intersection with FS 2522 and continue another 1.7 miles to trailhead. Parking on left.
A: From Bozeman, head east to Four Corners (where 191 turns south toward Big Sky)
From four corners, go south 48.2 miles and turn right on Taylor Park Road.
After 3.9 miles bear left on FS 2522 and go another 1.8 miles to the trailhead.
Get this map--it will be an invaluable resource for finding the trailhead, riding the trail, and seeing other great options in the immediate area (Slide Creek and Pica Point).
http://www.beartoothpublishing.com/bigskyarea.php