TM 9-2320-280-34
20-4. STEERING ALIGNMENT
This task covers:
a. Caster and Camber Check
c. Toe Check and Adjustment
b. Caster and Camber Adjustment
INITIAL SETUP:
Tools
Equipment Condition
General mechanic's tool kit:
Tires inflated to proper pressure
automotive (Appendix G, Item 1)
(TM 9-2320-280-10).
Alignment equipment (Appendix G, Item 142)
Maintenance Level
Manual References
General support
TM 9-2320-280-10
TM 9-2320-280-20
TM 9-2320-280-24P
a. Caster and Camber Check
NOTE
The alignment check will be made on a level surface with front tires in
the straight-ahead position. Vehicles will be checked at curb weight only.
1.
Check caster and compare to the specifications in table 20-1 for bias tires and table 20-2 for radial
tires.
2.
Check camber and compare to the specifications in table 20-1 for bias tires and table 20-2 for radial
tires.
3.
If either caster or camber does not meet specifications, go to task b.
CASTER
CAMBER
TOE
MODEL
FRONT/REAR
FRONT/REAR
FRONT/REAR
(1.5)
(+1.5,-0.5)
(0.13 in. (3.3 mm))
M998, M1025, M1026,
2.0/0.0
0.8/1.7
0.4 in. (10.2 mm)/
M1035, M1038, M1043, M1044
-0.4 in. (-10.2 mm)
M966, M1036, M1037,
2.0/0.0
0.8/1.5
0.3 in. (7.6 mm)/
M1042, M1045, M1046
-0.3 in. (-7.6 mm)
M996, M997, M1121
2.0/0.0
0.8/1.7
0.3 in. (7.6 mm)/
-0.3 in. (-7.6 mm)
CASTER
CAMBER
TOE
MODEL
FRONT/REAR
FRONT/REAR
FRONT/REAR
(1.5)
(1.0)
(0.6 in. (1.6 mm))
M996, M996A1, M998, M998A1, M1025,
M1025A1, M1025A2, M1026, M1026A1,
M1035, M1035A1, M1035A2, M1036, M1038,
M1038A1, M1043, M1043A1, M1043A2,
+1.50/0.0
+0.68/+1.50
0.13 in. (3.3 mm)/
M1044, M1044A1, M1045, M1045A1,
-0.13 in. (-3.3 mm)
M1045A2, M1046, M1046A1, M1121
M997, M997A1, M997A2, M1037,
0.09 in. (2.3 mm)
+1.44/0.0
+0.68/+1.44
M1042
-0.09 in. (-2.3 mm)
M1097, M1097A1, M1097A2, M1123
0.09 in. (2.3 mm)
+1.44/0.0
+0.38/+2.12
-0.09 in. (-2.3 mm)
20-21
