Tuff Country 10702 User Manual
New part # 10702
Old part # 89TC
Transfer case lowering kit
Parts list:
Part #
Description Qty.
10702NB Hardware bag 1
10702INST Instruction sheet 1
Congratulations on your selection to purchase a Tuff
Country EZ-Ride Suspension System. We at Tuff
Country are proud to offer a high quality product at the
industries most competitive pricing. Thank you for
your confidence in us, and our product.
Before installation begins, it is the customers/installers
responsibility to make sure that all parts are on hand.
If any parts are missing, please feel free to call one of
our customer service representative @ (800) 288-2190.
Make sure to use locktite on all new and stock hardware associated with this installation.
Torque settings:
5/16” 15—18 ft lbs.
3/8” 28—32 ft lbs.
7/16” 30—35 ft lbs.
1/2” 65—85 ft lbs.
9/16” 85—120 ft lbs.
5/8” 95—130 ft lbs.
3/4” 100—140 ft lbs.
Installation manual
Transfer case drop kit
New part # 10702
Old part # 89TC
sj072406rev.02
Important customer information
Tuff Country EZ-Ride Suspension highly recommends
that a qualified and or certified mechanic performs this
installation.
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 500 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
check every 6 months to ensure proper tracking, proper wear on tires and front end components. Tuff
Country EZ-Ride Suspension take no responsibility for
abuse, improper installation or improper suspension
maintenance.
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/installers responsibility to read
and understand all steps before installation begins.
OEM manual should be used as a reference guide.
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.
Limited Lifetime Warranty
Notice to all Tuff Country EZ-Ride Suspension customers: It is your responsibility to keep your original
sales receipt! If failure should occur on any Tuff
Country EZ-Ride Suspension component, your original sales receipt must accompany the warranted unit
to receive warranty. Warranty will be void if the customer can not provide the original sales receipt. Do
not install a body lift in conjunction with a suspension
system. If a body lift is used in conjunction with any
Tuff Country EZ-Ride Suspension product, your Tuff
Country EZ-Ride Suspension WARRANTY WILL BE
VOID. Tuff Country Inc. (“Tuff Country” ) suspension
products are warranted to be free from defects in
material and workmanship for life if purchased,
installed and maintained on a non-commercial vehicle;
otherwise, for a period of twelve (12) months, from the
date of purchase and installation on a commercial
vehicle, or twelve thousand (12,000) miles (which ever
occurs first). Tuff Country does not warrant or make
any representations concerning Tuff Country Products
when not installed and used strictly in accordance
with the manufacturer’s instructions for such installation and operation and accordance with good installation and maintenance practices of the automotive
industry. This warranty does not apply to the cosmetic finish of Tuff Country products nor to Tuff Country
products which have been altered, improperly
installed, maintained, used or repaired, or damaged by
accident, negligence, misuse or racing. (“Racing is
used in its broadest sense, and, for example, without
regards to formalities in relation to prizes, competition, etc.) This warranty is void if the product is
removed from the original vehicle and re-installed on
that or any other vehicle. This warranty is exclusive
and is in lieu of any implied warranty of merchantability, fitness for a particular purpose or other warranty of
quality, whether express or implied, except the warranty of title. All implied warranties are limited to the
duration of this warranty. The remedies set forth in this
warranty are exclusive. This warranty excludes all
labor charges or other incidental of consequential
damages. Any part or product returned for warranty
claim must be returned through the dealer of the distributor from whom it was purchased. Tuff Country
reserves the right to examine all parts returned to it for
warranty claim to determine whether or not any such
part has failed because of defect in material or workmanship. The obligation of Tuff Country under this
warranty shall be limited to repairing, replacing or
crediting, at its option, any part or product found to be
so defective. Regardless of whether any part is
repaired, replaced or credited under this warranty,
shipping and/or transportation charges on the return
of such product must be prepaid by the customer
under this warranty.
Hardware bag 10702NB includes:
Description Quantity
89TC-01 (transfer case drop tubes) 2
7163B (7/16” x 3” bolts) 4
38WA (3/8” USS flat washers) 8
716UN (7/16” unitorque nuts) 4
Transfer case lower kit installation:
1. To begin installation, block the front and rear tires of the
vehicle so that the vehicle is stable and can’t roll forwards
or backwards.
2. With the vehicle on the ground, place a pair of hydraulic
floor jacks under the stock transfer case cross member.
Carefully raise up on the hydraulic floor jacks at the same
time until they come into contact with the stock transfer
case cross member.
3. Working on the driver side, remove the stock hardware
that connects the stock transfer case cross member to the
stock frame rail. The stock hardware may be discarded.
Repeat procedure on the passenger side.
4. Carefully lower down on both hydraulic floor jacks at the
same time allowing enough room for the new transfer case
lower tubes to be installed.
5. Locate (2) new transfer case lower tubes, (4) 7/16” x 3”
bolts, (8) 3/8” flat washers and (4) 7/16” unitorque nuts
from hardware bag 10702NB. Working on the driver side,
install (1) transfer case lower tube between the stock transfer case cross member and the stock frame rail. Secure
using (2) new 7/16” x 3” bolts and hardware. Special note:
Do not tighten at this point and make sure to use
thread lock or lock tite. Repeat procedure on the pas-
senger side. Once the driver side and passenger side
transfer case tubes have been installed, torque the new
7/16” x 3” bolts to 35 ft lbs.
Photo # 1
6. Remove the hydraulic floor jacks from under the stock
transfer case cross member.
Congratulations, installation complete. If you have any
questions or concerns, please feel free to contact Tuff
Country EZ-Ride Suspension.
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