Tuff Country 16955 - GM 99-05 Silverado K1500 6 kit - Manual (Page 19)

89. Locate (2) 3/8” x 3/4” self threading bolt from hardware
bag 16955NB1. Working on the driver side, install the new
3/8” x 3/4” self threading bolt into the previously drilled 5/16”
hole. Torque to 28 ft lbs. Make sure to sure thread locker or
lock tite. Repeat procedure on the passenger side.
90. Locate (2) 1/2” x 3 1/2” bolts, (4) 7/16” USS flat washers
and (2) 1/2” unitorque nuts from hardware bag 16955NB3.
Working on the driver side, install the new lateral compres-
sion arm to the previously installed rear lateral compression
arm mount and secure using the new 1/2” x 3 1/2” bolts and
hardware. Make sure to use thread locker or lock tite. Torque
to 85 ft lbs. Move back to the new 1/2” x 3 1/2” bolts holding
the new lateral compression arms to the newly installed rear
cross member and add some thread locker or lock tite and
torque to 85 ft lbs.
If the vehicle that you are working on has the stock
transfer case cross member bolted to the bottom of the
stock frame rail, please skip to step # 96.
91. Locate (2) 1/2” x 3 1/2” bolts, (4) 7/16” USS flat washers
and (2) 1/2” unitorque nuts from hardware bag 16955NB3.
Working on the driver side, install the new lateral compres-
sion arm onto the lateral compression arm mounts located
on the previously installed rear portion of the sub frame.
Secure using the new 1/2” x 3 1/2” bolts and hardware. Do
not tighten at this point. Let the new lateral compression
arm hang. Repeat procedure on the passenger side.
92. Locate (2) new rear lateral compression arm mounts.
Also, locate (2) 1/2” x 3 1/2” bolts from hardware bag
16955NB3. Working on the driver side, secure the previous-
ly installed lateral compression arm to the new rear lateral
compression arm bracket using the 1/2” x 3 1/2” bolt. For
now, just use the bolt to hold the bracket to the lateral com-
pression arm. Swing the lateral compression arm back
towards the rear of the vehicle until the new rear lateral com-
pression arm bracket can be mounted to the stock transfer
case cross member. Special note: Once the new rear lat-
eral compression arm bracket is attached to the stock
transfer case cross member and the new lateral com-
pression arm is secured to the new rear lateral com-
pression arm bracket, the new lateral compression arm
should be parallel to the stock frame rail. Holding the new
rear lateral compression arm bracket to the bottom side of
stock transfer case cross member, remove the new 1/2” x 3
1/2” bolt that is holding the lateral compression arm to the
new rear lateral compression arm bracket. Set the 1/2” x 3
1/2” bolt aside for later re-installation. Let the new lateral
compression arm hang. Using the round holes in the new
rear lateral compression arm mount as guides, scribe 2
marks on the bottom side of the stock transfer case cross
member. Repeat procedure on the passenger side. Set the
new rear lateral compression arm mount brackets aside for
later re-installation.
93. Working on the driver side, carefully drill (2) 5/16” holes
into the bottom side of the stock transfer case cross mem-
ber. Repeat procedure on the passenger side.
94. Locate the new rear lateral compression arm bracket.
Also, locate (4) 3/8” x 3/4” self threading bolts from hardware
bag 16955NB1. Working on the driver side, secure the new
rear lateral compression arm brackets to the bottom side of
the stock transfer case cross member using the new 3/8” x
3/4” self threading bolts. Torque to 28 ft lbs. Make sure to
use thread locker or lock tite. Repeat procedure on the pas-
senger side. Driver side shown.
95. Locate the (2) 1/2” x 3 1/2” bolts. Also, locate (4) 7/16”
USS flat washers and (2) 1/2” unitorque nuts from hardware
bag 16955NB3. Working on the driver side, install the new
lateral compression arm to the previously installed rear lat-
eral compression arm mount and secure using the new 1/2”
x 3 1/2” bolts and hardware. Make sure to use thread locker