Synergy 8009-30 - Jeep JK Front Axle Outer Shell Kit - Manual (Page 13)

The front face or bottom surface of the track bar bracket should be level
20. Align and weld the lower control arm brackets. Break the lower control arm
brackets apart. There is a different left and right bracket. When you position them to
the axle tube, they should angle out so the control arms are wider at the frame then on
the axle. Once you determine which the right and left, position them on the axle tube.
The outside edge of the lower control arm bracket should be 5.25” from the reference
location on the inner C. The back edge or bottom edge of the lower control arm
bracket should be level