1999 Jeep XJ - TimKen Wheel Bearing and Hub

I need to replace the growling wheel bearings on the Dana 30 of the 99. I was just going to order some TimKen bearings like I put on my 98.

Then things got confusing...

1999 Jeep Cherokee Wheel Bearing & Hub Assembly Front Pair for Models with Full Cast Rotors

1999 Jeep Cherokee Wheel Bearing & Hub Assembly Front with Composite Rotors Pair

What the hell?!?!?

How can I tell which one I have? Cast iron rotor or composite rotoer. :bang:

when u looked at them i the cast ones are the one pice rotors. where the composite rotors are two pice. or take a pix and one of us can tell u