Tuff Country 14956 - GM 2006 Silverado K1500 4 kit User Manual
Tuff Country For the car
 
Part # 14956 
2006 Chevy or GMC 1500 
4” Suspension system 
 
Parts contained in Box 1 of 3 
Part 
#
Description
Qty.
14955-33
One piece sub-frame
1
81350
Rear add-a-leaf kit box
1
14955NB
Hardware
bag
1
Parts contained in Box 2 of 3 
Part 
#
Description
Qty.
DSDIFF-01
DS differential relocation bracket
1
14955-07
PS differential relocation bracket
1
TBD99-01
Torsion bar relocation brackets
2
DSFSB-01
DS front shock relocation bracket
1
PSFSB-01
PS front shock relocation bracket
1
BL302
Rear
lifted
blocks
2
5U-9296S
9/16” x 2 3/4” x 12 5/8” square u-bolts 4
916NW
Hardware
bag
1
14955PL
Hardware
bag
1
14955SL
Hardware
bag
1
9804
1”
axle
spacers
2
14956INST
Instruction sheet (installer copy)
1
14956INST
Instruction sheet (customer copy)
1
MIRRORHANGER Rear view mirror hanger
1
WARNINGDECAL
Warning
decal
1
DECAL
Window
sticker
1
Parts contained in Box 3 of 3 
Part 
#
Description
Qty.
C4I1SN-35M
Driver side knuckle
1
C4I1SN-36M
Passenger side knuckle
1
Congratulations on your selection to purchase a Tuff 
Country EZ-Ride Suspension System. We at Tuff 
Country EZ-Ride Suspension are proud to offer a 
high quality product at the industries most 
competitive pricing. Thank you for your confidence in 
us and our product. 
 
For a list of all parts, please refer to the Parts 
Description Page, at the end of the Installation 
Manual. 
 
Make sure to use thread locker or locktite on all new 
and stock hardware associated with the installation 
of this suspension system. 
 
It is the responsibility of the installers to make sure 
that they give a copy of the installation manual, along 
with the warning decals to the customer. This 
information contains post installation procedures 
and warranty information. 
 
Important customer information
Tuff Country EZ-Ride Suspension highly 
recommends that a qualified or a certified mechanic 
performs this installation. 
 
If you desire to return your vehicle to stock, it is the 
customers responsibility to save all stock hardware. 
 
It is the responsibility of the customer or the 
mechanic to wear safety glasses at all times when 
performing this installation. 
 
It is the customers or the installers responsibility to 
read and understand all steps before installation 
begins. OEM manual should be used as a reference 
guide. 
 
This vehicles reaction and handling characteristics 
may differ from standard cars and/or trucks. 
Modifications to improve and/or enhance off road 
performance may raise the intended center of gravity. 
Extreme caution must be utilized when encountering 
driving conditions which may cause vehicle 
imbalance or loss of control. DRIVE SAFELY! Avoid 
abrupt maneuvers: such as sudden sharp turns 
which could cause a roll over, resulting in serious 
injury or death. 
 
It is the customers responsibility to make sure that a 
re-torque is performed on all hardware associated 
with this suspension system after the first 100 miles 
of installation. It is also the customers responsibility 
to do a complete re-torque after every 3000 miles or 
after every off road use. 
 
After the original installation, Tuff Country EZ-Ride 
Suspension also recommends having the alignment 
checked every 6 months to ensure proper tracking, 
proper wear on tires and front end components. Tuff 
Country EZ-Ride Suspension takes no responsibility 
for abuse, improper installation or improper 
suspension maintenance. 
 
The Tuff Country EZ-Ride Suspension product safety 
label that is included in your kit box must be installed 
inside the cab in plain view of all occupants. 
Installation manual
4” Suspension system
2006
Chevy or GMC 1500
PART # 14956
Sj011106rev.01