Illustration 10, Add-a-leaf rear spacer options, See inset box after step 11, page 11 – Trail Master Suspension TM413N FORD SUPER DUTY F-350 4WD DIESEL SUSPENSION LIFT KIT User Manual
Page 12
TM411N, TM412N,
TM413N, TM414N
Revised
7.11.13
12
12
Add-A-Leaf Rear Spacer Options:
1. F-250: Add-a-leaves (13150-1 and 13150-2) and lift block 95-407SD drvr and 95-
406SD pass.
2. F-350: Add-a-leaves (13150-1 and 13150-2) and lift blocks 95-556SD drvr and 95-
557SD pass.
See Inset box after step 11, page 11.
Illustration 10
Rear Spring With Add-A-Leaf
Assembly
F-250:13-90540 U-bolts
F-350: 13-90560 U-bolts
Upper
Spring Plate
Add-A-Leaf
(13150-1)
NOTE: Install the (13150-1 and
13150-2) add-a leaves onto the
bottom of the factory spring
pack. Do not install below the
factory overload spring if the
vehicle is equipped with one.
Front of Vehicle
Add-A-Leaf
(13150-2)
Factory Overload
Spring
if Equipped
5/8” Hi-Nuts
Supplied Center Bolt
97-716 or 97-165
Factory Overload Spring
And plate, F-350 only.
F-250 models: 95-407SD
drvr and 95-406SD pass Lift
Block
F-350 models: use 95-556SD
drvr and 95-557SD pass
The goal of the offset rear
block is to shift the axle for-
ward to center the wheel.
3/8” X
1” Bolt
Brake
Line
OE Brake
Line Mount
Rear Axle
90-7031
Brake
Line
Mount
10mm-1.5
Nut