This year there are 2 routes to choose from.
See the links below for more details about the ride, Route Slips and Ride with GPS links.
42 Mile ride goes out Green River to Corona and Chino and back. The ride is mostly flat with a few rolling hills on the way out and a couple of hills on the way back. 1300+ feet of elevation gain.
64 Mile ride goes out to Corona, Chino, Chino Hills, Diamond Bar, Brea Canyon and Yorba Linda. 2500 feet of elevation gain.