Nice steady abandoned fire road climb (9% avg. grade). Much of it has a single track feel. Come back down the same way, or if you take a sharp right after the white gate at the top of Harding, you can climb another 1,300ft. to Joplin Trail (see: Harding - Joplin in the ROUTES section).
Harding Truck Trail (California) 107k views 
6.2
out and back
