I'm going to replace the front wheel bearing / hub assemblies on a Subaru. The axle nut should be 32 mm.
Will a "deep" socket be needed? If its just a matter of the depth of bore of the hub assembly, I think a socket extension would suffice. But I'm not very familiar with nuts of that size, or if the axle itself might protrude at all and interfere with the socket fitting.
I haven't started any work yet, so I don't have photos of the actual vehicle; but this ought to be the same model: