Rock Master Publications:
Sublime Climbs - A Guide to the best rock climbing venues in Victoria, Australia.By Kevin Lindorff, Josef Goding & Jarrod Hodgson. Over 700 climbs, 158 phototopos, 36 maps, and 380 pages covering the best of Mt Arapiles, Mt Buffalo and the Grampians $45.00
If you only have a 2wd make sure you stock up on bulk fresh water in town so you don't have to keep driving back and forth on that road every day. I've taken several Hyundai Getz hire cars on that road in the past, it takes forever but totally doable if you have the patience.