Your IFS front looks the same as mine.
Looking on the ARB air locker application chart, you need the 1.1"
http://www.arbusa.com/alac/215110.pdf
There might be one difference, my truck has manual hubs, 4runner has ADD?
TC, are You running ARB in front too? I'm concerned 7,5" reliability with ARB, thats why i'd been looking after more forgiving TT.
