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Discussion Starter #1
hey, the diff on my 280zx at the moment is rooted and i have a diff sitting in my shed but i know nothing about it. can someone please help me

im not sure if it is the top or bottom but on one side it says:

757
82 3
KN 23

and on the other it says:

S60
757
and has a big K on it also

can someone tell me anything about this diff???
and how many teeth does it have on the outer crown of the diff gears?
 

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Is it the same size as your present one? Does it have the same input flange? If so, it should bolt up just fine.

The best way to tell the ratio is to remove the back cover and look for the numbers stamped on one of the gears. 39:10, for example, is a 3.9 ratio.
 

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8 Posts
Discussion Starter #3
hey, the diff on my 280zx at the moment is rooted and i have a diff sitting in my shed but i know nothing about it. can someone please help me

im not sure if it is the top or bottom but on one side it says:

757
82 3
KN 23

and on the other it says:

S60
757
and has a big K on it also

can someone tell me anything about this diff???
and how many teeth does it have on the outer crown of the diff gears?
 
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