Tuff Country 55906 - Toyota Tundra 2004 knuckle 5 lift kit - Manual (Page 12)

jack stands. Place a jack stand on both the driver and
passenger side. Next, remove the rear wheels and tires
from both sides.
102. Using a pair of hydraulic floor jacks, place one
hydraulic floor jack on the driver side of the rear axle and
one on the passenger side.
103. Working on the driver side, remove the stock shock
from the stock upper and lower location. The stock shock
and the stock upper hardware may be discarded. Save the
stock lower hardware for later re-installation. Special Note:
New longer rear shocks are needed, if you have not
already ordered your new rear shocks, please contact
Tuff Country or your local Tuff Country dealer and
order the proper shocks. Tuff Country recommends
using a 26” fully extended nitrogen gas shock. Repeat
procedure on passenger side.
104. Working on the passenger side of the rear axle,
remove the stock brake proportioning valve bracket from
the stock location and save the stock hardware for later
re-installation.
Photo # 111
105. Working on the driver side, remove the stock
emergency brake cable bracket from the bottom of the
stock frame rail. Save the stock hardware for later
re-installation.
Photo # 112
106. Locate the new rear brake line. Remove the stock rear
brake line from the stock upper and lower location. The
stock upper brake line clip and the stock brake line may be
discarded. Special note: Brake fluid will drain out, so
place something under the vehicle to catch the fluid as
it drains out. For now, install the new brake line to the
stock upper and lower location and just hand tighten. This
will help eliminate some brake fluid from draining out.
107. With a hammer, carefully hit the stock upper brake line
bracket that is attached to the stock rear cross member. Hit
with a hammer until the bracket is pointing directly down.
Photo # 113
Photo # 114
108. Locate (1) new S10137, rear brake line bracket, from
hardware bag 55906NB1. Using a pair of vise grips, clamp
the new brake line bracket to the stock brake line bracket.
Photo # 115
109. Locate (1) new S10138, 1/4” x 3/4” self tapping screw
from hardware bag 55906NB1. Using a 1/8” drill bit and
using the new brake line bracket as a guide, carefully drill
a 1/8” hole into the stock brake line bracket. Now install the
new 1/4” x 3/4” self tapping screw to secure the new brake
line bracket to the stock brake line bracket. Remove the
pair of vise grips.
Photo # 116
110. Remove the new brake line from the stock hard mount
and install the new brake line and hard mount back
together at the new brake line bracket. Torque to 26 ft lbs.
Now torque to bottom mount of the new brake line to the
stock bottom mount to 26 ft lbs.
Photo # 117
111. Locate (1) new e-clip from hardware bag 55906NB1.
Install the new e-clip into the stock location.
Photo # 118
112. Working on the driver side, remove the stock u-bolts
from the stock location and discard the stock u-bolts and
u-bolt hardware. Set the stock upper bump stop and lower
u-bolt plate aside for later re-installation. Repeat procedure
on the passenger side.
113. Carefully lower down on both hydraulic floor jacks at
the same time approximately 4.5”. Take special care not to
kink on over extend any brake lines and/or hoses.
114. Locate (2) new 4” lifted blocks. Working on the driver
side, install the new 4” lifted block between the stock spring
assembly and the stock axle. Special note: The new 4”
lifted block has a slight taper to it, make sure that when
you install the new block that you install it with the
taper going towards the front of the vehicle. Repeat
procedure on the passenger side.
115. Carefully raise up on both hydraulic floor jacks at the
same time until the new 4” lifted rear blocks seat properly
to the stock rear springs.
116. Locate (4) 9/16” x 2 9/16” x 10 5/8” square u-bolts.
Locate the (8) new 9/16” u-bolt high nuts and (8) new u-bolt
harden washers from hardware bag 916NW. Also, locate
the stock upper bump stops and the stock lower u-bolt
plates that removed in step # 112. Working on the driver
side, install the stock upper bump stop, lower u-bolt plate
and the new u-bolts into the stock location and secure
using the new high nuts and harden u-bolt washers. Torque
to 115 ft lbs. Repeat procedure on the passenger side.
Photo # 119
117. Carefully remove both hydraulic floor jacks from under
the vehicle.
118. Locate (1) new rear brake proportioning valve bracket.
Also, locate the stock rear brake proportioning valve
bracket hardware that was removed in step # 104. Install
the new rear brake proportioning valve bracket to the stock
location using the stock hardware. Make sure to use
thread locker or lock tite and torque to 12 ft lbs.
Photo # 120
119. Locate the stock emergency brake cable bracket
hardware that was removed in step # 105. Also, locate (1)
new BLR09 from hardware bag 55906NB1. Install the new
BLR09 to the bottom side of the stock frame rail and secure