Owners manual

20
51947/51947MX
Revised
7.31.08
9. Repeat this procedure on the remaining side
of the vehicle.
10. On the rear of the drivers side frame rail,
loosen and disconnect the parking brake ad-
justor cable connector and nut. Compress the
retaining fingers on the rear cables and pull
the parking break cables away from the
frame.
NOTE: Mark the upper and lower cables
so they can be put back in the same orienta-
tion.
11. Remove the nuts and bolts attaching the up-
per and lower rear control arms on the
driver’s side of the frame. Do not remove the
control arms from the passenger side.
NOTE: You may have to unbolt and pull
back the lower front portion of the rear wheel
well to access the upper control arm bolt.
12. Loosen the bolt attaching the lower control
arm to the axle bracket. Allow the lower
control arm to hang downward.
13. Attach the control arm drop bracket (90-1785
drvr and 90-1790 pass) to the frame using
the original bolts. See ILLUSTRATION 26.
14. Drill a 1/2” hole through the bottom of the
lower frame bracket hole and the frame. In-
stall the 1/2” hardware from hardware pack
(90-6276).
15. Tighten the 1/2” nut and bolt to 65 ft-lbs and
the original bolts to 80 ft-lbs.
16. Pull the parking brake cables through the new
control arm drop bracket, the top cable
through the bracket and the bottom cable
through the hole in the side of the bracket.
Connect the parking brake cable connector
and nut. Adjust parking brake tension to fac-
tory specifications.
17. Loosely attach the upper control arm to the
control arm drop bracket with the 9/16”X 3
1/2” bolt, washer and nut from hardware
pack (90-6276).
NOTE: Do not tighten the pivot bolts
until the vehicle is at its new ride height.
18. Loosely attach the lower control arm to the
control arm drop bracket with the 9/16”X 4”
bolt, washer and nut from hardware pack (90-
6276).
NOTE: Do not tighten the pivot bolts
until the vehicle is at its new ride height.
See ILLUSTRATION 26.
19. Repeat the control arm drop bracket installa-
tion on the remaining side of the vehicle.
20. Compress the new spring with a coil spring
compressor.
21. Continue to lower the differential until
enough space exists to install the new Pro
3/8” X 1”
Bolts
90-1702
This hole to be
drilled to 1/2”.
2.800”
90-3146
Illustration 22
Passenger Side Shown.
Illustration 23
Finished View Shown.