evilunclegrimace
Does not always play well with others
Your best bet would most likely be to install a 4L80E in place of the 4L60E.
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…what might have been.X3 for the '80.... they're a great transmission and the one GM shoulda put behind every V8 to start with.
The last Suburban to come with a 2 piece driveshaft was the '91 squarebody. all GMT400 burbs ive owned were 1 piece, shorter length for 4wd due to the transfer caseI’m only speculating but wouldn’t the 2wd suburban have a 2 piece drive shaft? So maybe the front half would clear it because it’s parallel