No specific need for agx's, any aftermarket (preferred) awd dsm front strut should work. Yes, the bottom mounting hole.
Here are Captain's writeups,
Using awd dsm struts with stock awd springs in the front and csm rear springs, dsm lowering springs up front and awd stock springs in the rear provide the 2" drop:
http://www.4g61t.org/forum/viewtopic.php?f=10&t=26736
Ebay coilovers:
http://www.4g61t.org/forum/viewtopic.php?f=10&t=28497
I *think* he tossed the coilovers and went back to the awd dsm bits.