Lots of people run "custom" suspensions. More do that than buy a complete kit in my neck of the woods.
I have OME JC1A's, JCXL's, 934's, OME LT shocks, 2" coil spacers, Rusty's greaseable shackles, JKS adj trackbar, JKS disco's, YJ brake-lines, Rusty's adj LCA's....with the steel bumpers/tire...