Originally Posted by cam36 View Post
Plate (between two bolts) on the rear pumpkin cover, or..........
Go to dealer Parts Dept, with VIN #, and ask for a "Build Sheet". Free and it wil list all factory parts/options installed on your TJ. Handy to have!
Plate on my axle reads... "3 07 5993-1". That's a 3.07 gear ratio.
Other row of #'s is for different info.