Tuff Country 55906 - Toyota Tundra 2004 knuckle 5 lift kit - Manual (Page 8)

installation step.
Photo # 56
Photo # 57
Photo # 58
57. Locate the new steering shaft extension bracket. Also
locate (2) 3/8” x 1” bolts, (4) 5/16” USS flat washers and (2)
3/8” unitorque nuts from hardware bag 55907NB. Install the
new steering shaft extension bracket to the stock steering
shaft using the new 3/8” x 1” bolts and hardware. Do not
tighten at this point.
58. Locate the new passenger side rack and pinion support
bracket. Working on the passenger side, install the new
passenger side rack and pinion support bracket to the
stock rack and pinion bolt.
Photo # 59
59. Locate the stock driver side rack and pinion mounting
hardware that was removed in step # 23. Also, locate (2)
S10077 over size washers from hardware bag 55906NB1.
Working on the driver side, install the stock rack and pinion
to the driver side of the newly installed one piece sub frame
and secure using the stock hardware and the new over size
washers. Do not tighten at this point. Special note:
make sure to install one of the over size washers
between the stock rack and pinion and the one piece
sub frame.
60. Locate the center rack and pinion bracket. Locate (1)
9/16” x 2 1/2” bolts, (1) 9/16” lock washer, (1) 1/2” USS flat
washer, (2) 1/2” x 1 1/2” bolts, (4) 7/16” USS flat washers
and (2) 1/2” unitorque nuts from hardware bag 55907NB.
Also, locate (2) S10140 (9/16” fender washers) from
hardware bag 55906NB1. Working on the center of the
newly installed sub frame, install the center rack and pinion
bracket to the sub frame and secure using the new 1/2” x 1
1/2” bolts and hardware. Special note: make sure to
install the bracket with the weld on the spud towards
the ground. Do not tighten at this point. Next, install the
stock rack and pinion to the new center rack and pinion
bracket using the new 9/16” x 2 1/2” bolts, hardware and
9/16” fender washers. Special note: The fender washers
need to be installed on top of the stock rack and pinion
and between the stock rack and pinion and the new
center rack and pinion bracket. Do not tighten at this
time. Special note: The bolt will be installed from the
top of the rack and pinion downward.
61. Locate the stock passenger side rack and pinion all
thread nut that was removed in step # 25. Also, locate (1)
9/16” x 2 1/2” bolt, (1) 9/16” lock washer from hardware bag
55907NB. Remove and re-install the stock rack and pinion
mounting bracket in the upside down position around the
stock rack and pinion bushing. Secure the upper part of the
stock rack and pinion bracket to the stock bolt and secure
using the stock all thread nut. Do not tighten at this point.
Secure the bottom part of the stock bracket to the newly
installed one piece sub frame using the new 9/16” x 2 1/2”
bolt and hardware. Do not tighten at this point.
Photo # 60
Photo # 61
62. Locate (1) BLR09 (relocation bracket) from hardware
bag 55906NB1. Locate (1) 5/16” x 1” bolt, (2) 1/4” USS flat
washers and (1) 5/16” unitorque nut from hardware bag
55907NB. Also, locate the stock rack and pinion hi
pressure line mounting hardware that was removed in step
# 21. Install the new relocation bracket to the stock rack
and pinion hi pressure lines and secure using the new 5/16”
x 1” bolt and hardware. Do not tighten at this point. Next
secure the previously installed relocation bracket to the
stock rack and pinion and secure using the stock hardware.
Make sure to use thread lock or lock tite and torque to 12
ft lbs. Move back to the new 5/16” x 1” bolt installed
earlier in this step and add some thread locker or lock tite
and torque the new 5/16” x 1” bolt to 14 ft lbs.
Photo # 62
63. Locate (2) 3/8” x 1” bolts, (4) 5/16” USS flat washers
and (2) 3/8” unitorque nuts from hardware bag 55906NB1.
Install the newly installed steering shaft extension bracket
to the stock rack and pinion flange and secure using the
new 3/8” x 1” bolts and hardware. Add some thread locker
or lock tite to the new bolts and torque to 18 ft lbs. Special
note: make sure that the marks that were scribed in
step # 26 line up with each other.
64. Move back to the stock driver side bolt holding the
stock rack and pinion to the new sub frame and add some
thread locker or lock tite and torque to 110 ft lbs. Move
back to the passenger side rack and pinion and add some
tread locker or lock tite to the stock all thread nut and the
new 9/16” x 2 1/2” bolt and torque both to 85 ft lbs. Move
to the center rack and pinion bracket attached to the new
sub frame and add some thread locker or lock tite to the
1/2” x 1 1/2” bolt and torque to 65 ft lbs. Now move back
to the 9/16” x 2 1/2” bolt holding the stock rack and pinion
to the new center rack and pinion bracket and torque to 85
ft lbs.
Special note: During the installation of the stock hub
assembly to the new knuckles, special care needs to
be taken not to damage the hub assembly or knuckle.
We need to make sure that we press the knuckle onto
the hub assembly NOT THE HUB ASSEMBLY ONTO
THE KNUCKLE. If you have any questions, please call
the Tech Department @ Tuff Country. (801) 280 - 2777
65. Locate the stock driver side knuckle that was removed
from step # 17. Working on the stock driver side knuckle,
carefully remove the inner stock oil seal from the stock
knuckle. Special Note: Take special care not to damage
the stock oil seal during removal. Set the stock oil seal
aside for later instructions.
Photo # 63
Photo # 64