I'm reasonably sure bearings will interchange. I'm not sure if the 4.10 gear can be bolted on the other carrier/differential.

You might search on some of the 4x4 forums for the answer, they more regularly swap pieces and parts around.
http://www.pirate4x4.com/forum/chevy/771317-eaton-h072.html

•1951 GMC 250 in the Project Journals
•1948 Chevrolet 6400 - Detroit Diesel 4-53T - Roadranger 10 speed overdrive - 4 wheel disc brakes
•1952 Chevrolet 3800 pickup
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