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Old 12-29-2017, 09:58 PM   #6
YBNORML
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Join Date: May 2010
Location: Edmonton, Alberta
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Re: ‘68 3.73 PosiTrac Rearend

Quote:
Originally Posted by Bones72Super View Post
are the axle splines the same?would I be able to put the 3:73 carrier in my 72 housing and then use my 5 lug axles?
Quote:
Originally Posted by GAc10boy View Post
I don't believe they are the same spline. Try a little searching on this forum and you should be able to find your answer pretty quickly.
I’ve done the opposite of this. I took a 72’ positraction carrier and had it installed it in a 68’ rear using the original 68’ axles.
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68’ GMC shortbox
https://67-72chevytrucks.com/vboard/...d.php?t=794201

72' 2WD Blazer
http://67-72chevytrucks.com/vboard/s...d.php?t=425385

67' LongBox C-10
http://67-72chevytrucks.com/vboard/s...d.php?t=691845

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