pilot bearing, few seals, hydo slave, mc, perhaps fix leaking brake booster as well, may need a different computer or just unplug aw-4 cpu, its coming together and indeed its time.
i have always ran stock box even on 40s. only issues i everhad was the frame mount itself. so more important to upgrade to some reinforcements for the steering box. often why the rather upgrade from a 3 bolt box to a 4 bolt mounting boxes.