Synergy 8024-30/8024-40 - JK Synergy Stage 4 Long Arm System - Manual (Page 20)

b) Using the control arm bracket as a guide, mark and drill the frame for the control
arm bracket mounting bolts. Use at least a 9/16 drill bit
c) Cut a rectangular hole in the frame on the driver side, similar to the hole on the
passenger, you can use the control arm bracket as a guide. A round hole cut with
a hole saw will also work, this is just for access to the front nut tab and to install
the lower nut tab.
d) Clean, debur and paint the frame where the stock brackets were removed
e) Insert the front and lower nut tabs through the rectangular hole in the frame. Refer
the picture below for the nut tab orientation. The rear nut tab must be accessed
through an existing hole on the inside of the frame.