Yeah I think so, the ones in the photos should be no problem, you could cruise around the park and stuff no problem but there are also some serious 4WD tracks in there that need a lot of ground clearance. I'd be happy to take you out some time if you want just let me know, been meaning to check out the areas around Ballarat and Bendigo etc.
RE: Jeeping @ Wombat Forest (with kangaroos)