While I could have just gone and bought a newer 4x4 for the ... a Gearstar 4L80E overdrive transmission combined with Advance Adapters' Atlas four-speed transfer case. The package equates to ...

ORD is a great resource for this kind of information, offering a guide to different transmission-to-transfer-case solutions on its Doubler page. To mate our 4L80E to the NP203, we changed the ...