C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

G44 RPO code

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Old Mar 5, 2015 | 11:56 PM
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Default G44 RPO code

I have a 1989 with the G44 and G92 code for the 3.07 rear axle ratio. The car is an automatic. Do I have the D36 or the D44 rear differential? How do I tell which rear end I have? Is there a RPO code for the rear differential? Not planning to change anything, just wondering.


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Old Mar 6, 2015 | 12:00 AM
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Auto = D36

Stick = D44
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Old Mar 6, 2015 | 07:48 AM
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Originally Posted by pologreen1
Auto = D36

Stick = D44


Except for the 1984 models, which were all D36

This also assumes a previous owner hasn't made a rear end swap.

Best way to tell is to crawl under there and look.
From vader86
http://temp.corvetteforum.net/c4/vader86/rearaxle.html

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Old Mar 6, 2015 | 05:25 PM
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Thanks everyone. I'll have a look see RollaMo using the picture.


Went
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Old Mar 7, 2015 | 12:47 AM
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You can look up pics of D36 and D44 on the net. You will know right way which you have.
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