Synergy 5052 - Rear 4 Link Kit (Bronco, Jeep CJ, TJ, YJ, Universal) - Manual (Page 8)

SYNERGY MFG. 870 INDUSTRIAL WAY, SAN LUIS OBISPO, CA (805) 242-0397
22. Install the lower control arms to the axle and frame brackets.
UPPER CONTROL ARMS
23. Measure center to center of the bolt holes of the upper control arm brackets. This will
be the length of the upper control arms. Thread the rod ends or Johnny Joints with
jam nuts into the threaded bungs. Only leave a couple of threads exposed past the
jam nuts. Measure from the center of rod end to the step on the threaded bung were
the tube is to be welded. Subtract two times this dimension from your center to
center measurement and this is the cut length of your tube.
24. Cut the upper control arm tubing to the length calculated above and tack weld the
threaded bungs in.
25. Install the upper control arms to the axle and frame brackets.