Rear diff ratio - Pontiac GTO Forum
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post #1 of 4 (permalink) Old 11-06-2014, 12:33 AM Thread Starter
 
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Rear diff ratio

Is there a quick way to find out what my rear diff's ratio is?
Thx
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post #2 of 4 (permalink) Old 11-06-2014, 01:04 AM
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Originally Posted by beer guy View Post
Is there a quick way to find out what my rear diff's ratio is?
Thx
Yeah, It's called Google.


Axle codes and location here.

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post #3 of 4 (permalink) Old 11-06-2014, 07:04 AM
 
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Put the car into neutral, turn one of the rear wheels and count the number of times the drive shaft turns. Divide to determine what gears you have.
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post #4 of 4 (permalink) Old 11-06-2014, 09:46 AM
 
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Originally Posted by ibarbuckle View Post
Put the car into neutral, turn one of the rear wheels and count the number of times the drive shaft turns. Divide to determine what gears you have.



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  Pontiac GTO Forum > The 1964-1974 Pontiac Tempest, Lemans & GTO > 1964-1974 Tempest, Lemans & GTO Undercarriage, Frame, Transmission and Differential Discussions.

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