[DoubleDown]

i have the 8.5" rear with 3.08 and factory limited slip (G80). is it 26, 28, 30?? how can i find out? thanks!

 

[slammed98gmc]

30 spline on the 8.5 28 spline on 7.625 and 26 on the 7.5

 

[ONEBDGMC]

this may sound basic, but you can find out by pulling it out and counting

 

[blueskyjack]

Basic answer is...

this may sound basic, but you can find out by pulling it out and counting

YES!
More complicated answer "Yeah, but why?" What's the matter you don't trust Slammed, he said it all.

 

[ONEBDGMC]

yes, but youd be suprised how often they decide to use up parts laying around