Originally Posted by Moparite
I looked it up in the dana info and it shows the 44 (79-89)with out the cad. The other one(85-93) has the cad. If you have locking hubs you won't have the cad. If you can get the BOM #'s it would tell you what they are.
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That information is not all correct. 85 was the first year for CAD. 75-79 Was full time. 80-84 had automatic locking hubs. There were some 80-84 that had manual locking hubs. 85-93 had CAD. Locking hubs were easily installed on the 85-93 with CAD.