4.0 manual transfer 3ba or oad

[1994Rangerxlt]

i have a auto transfer in my 4.0 i have a maunal transfer in my garage to of them acutaly. i have one that has a sticker OAD and the other 3BA. there the same transfer cause. but im unaware of what OAD and 3BA mean and unsure which one to use. any help would be great

 

[1994Rangerxlt]

Anyone have any imput on this????

 

[4x4junkie]

Doubt it matters... All 1354 cases are interchangeable. Go with the one that's newer or in better condition.