LT1-LT4 Modifications 1993-97 Gen II Small Block V8

Gear Ratio

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Old 04-12-2009, 09:40 PM
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Question Gear Ratio

I have a AUTO 1996 z28

Whats my gear ratio?
Old 04-12-2009, 09:51 PM
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What is the code on the door? GU something.
Old 04-12-2009, 10:42 PM
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Checking the code on the door is how you find out
Old 04-13-2009, 05:26 AM
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GU2 - 2.73
GU4 - 3.08
GU5 - 3.23 (most likely)
GU6 - 3.42
Old 04-13-2009, 06:49 AM
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For auto its either 2.73 or 3.23's
Old 04-13-2009, 10:31 AM
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Originally Posted by RamAir95TA
GU2 - 2.73
GU4 - 3.08
GU5 - 3.23 (most likely)
GU6 - 3.42
Yup chances are you have 3.23. Some 3.73 would be a nice change
Old 04-13-2009, 11:59 AM
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Originally Posted by elliott's94z
yup chances are you have 3.23. Some 3.73 would be a nice change
+1...
Old 04-13-2009, 04:27 PM
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isnt a pretty easy way to tell is that if your shifter indicater only goes down to 2 that its 2.73 and if it has 1 its 3.23? thats one other way i heard besides door codes
Old 04-13-2009, 04:30 PM
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Originally Posted by squeals99
isnt a pretty easy way to tell is that if your shifter indicater only goes down to 2 that its 2.73 and if it has 1 its 3.23? thats one other way i heard besides door codes
Yeah.
Old 04-13-2009, 04:34 PM
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That and some of the Speedo's were either 110mph or 150mph.



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