Interesting read, so I am jumping in on an old thread....
73 GMC Jimmy - Full-time 4wd, lifted with 37s
83 Chevy Blazer - 4" lift with 35s
91 GMC Jimmy - 4" lift with 33s
99 Tahoe - 4" lift with 33s on 18" wheel
05 H2 SUT - soon to be lifted
and I still have the 91 Jimmy and the 99 Tahoe