Pilot Rock Ridge Road
This fire road runs between Hwy 138 and Pilot Rock Truck Trail, right at the beginning Map there is an area for picnic with portable toilets and plenty of space to park your truck/trailer wile riding your toys. Road is easy with lot of sharp turns, be careful as this is a busy road, bikers ride fast and cut corners.
See it on Google Earth, open this kmz file. Pilot Rock Area.kmz