Thats what i believe as well from my research and from what ive seen in person. For this to be an "informational" thread i think there is a lot of misinformation presented by its authors.
"Two differential carriers were used in most of these axles. With the exception of the fuel-miser 2.24:1 ratio that we mentioned was used in 1980-'81, any other ratios smaller than 2.71:1 used one carrier and anything above 2.71:1 used a larger carrier."