question about gears

[bisne]

Hello, How many teeths have a 4.10 pinion and crow gears or how i can identified them, because a friend of mine have a eaton lsd whit all the gears and i want to know what gears have it?

Please help

 

[Blee1099]

Quick question, how do you consider this an emergency? Please read the following thread regarding the rules of the Explorer 911 forum. http://www.explorerforum.com/forums/showthread.php?t=90274
Moving to a more appropriate driveline.