Trail Master Suspension TM102N GM 1500 4WD/2WD SUSPENSION 4 LIFT KIT - Manual (Page 7)

7
TM102N
Revised
2.4.14
24. Using a suitable cutting tool, (abrasive cutoff
wheel, Sawz-all, etc.), carefully trim off the
marked fin area. Do not cut into the housing.
25. On the passenger side, the OE bolts need to be
removed from the pass side differential
bracket. Remove the bolts using an air ham-
mer.
NOTE: If you do not have an air hammer
the bracket will need to be removed the vehi-
cle so the bolts can be removed.
Install Front Suspension
1. Install the driver side differential drop (90-
4518) to the OE differential mount using the
supplied (1 front) 12mm X 45mm Allen
head bolt, (1 rear) 12mm X 35mm Allen
head bolt and hardware. Be sure to use
thread locker on these bolts. Torque to
55 ft./
lbs.
NOTE: The thicker part of the spacer will
be orientated toward the front of the vehicle.
2. Install the passenger side differential drop
(90-4519) to the OE differential mount using
the supplied (1 front) 12mm X 80mm Allen
head bolt, (1 rear) 12mm X 70mm Allen
head bolt and (2) 12mm serrated nuts. Be
sure to use thread locker on these bolts.
Torque to
55 ft./lbs.
NOTE: The thicker part of the spacer will
be orientated toward the front of the vehicle.
3. Using a jack, carefully raise the differential
into place and secure to the previously in-
stalled driver side drop bracket (90-4518) us-
ing the (2) supplied 12mm X 35mm and (2)
12mm lock washers, flat washers and hard-
ware. Be sure to use thread locker on these
bolts. Torque to
55 ft./lbs.
OE
Bolts
Air
Hammer
OE Pass
Diff
Mount
90-4518
Drvr
Diff
Drop
12mm X
35mm Bolt 12mm X
45mm Bolt
OE Drvr Diff Mount
Front of Vehicle
90-4519
Pass
Diff
Drop
12mm X
70mm Bolt
OE Pass
Diff
Mount
12mm Serrated Nut
Front of Vehicle
12mm X 80mm Bolt
Area of
Differential
to Be
Trimmed
Cutting
Tool
Remove Fin Only!