U-bolt, STD, front and rear

U-bolt, STD, front and rear.   This item is supplied as you receive it.  You may need to chase the thread further to suit your application.

Early to standard Jeeps - started with 8 leaf on the front and went to 9

Late were mostly 10 

Rear's often had 9 leaf then went to 10.

Your vehicle may have a "after market" spring leaf or pack which could alter your situation again.