The Grand Hogback Trail System is a new single-track mountain biking trail just four miles north of downtown Rifle off of Highway 13​. The Grand Hogback Trail System consists of roughly 15 miles of mostly intermediate single-track along the base of the Grand Hogback north of Rifle. Flow trails, steep drops, rock gardens and more are sure to delight riders. This is also the trailhead for the popular Rifle Arch hiking trail. Be sure to read the trailhead signage.