which rear end is it???

[mcolor]

I bought a car a guy started working on .So now I'm trying to see if there's away to determine which kind of rear end my car have, how do I go about that task??

 

[kidglok]

Divide the number of teeth on the ring gear by the number of teeth on the pinion.

For 8.5" or 7.5" rears you can refer to this:

 

[mcolor]

Divide the number of teeth on the ring gear by the number of teeth on the pinion.

For 8.5" or 7.5" rears you can refer to this:

Thanx a lot I will have to give this a try meaning the picture