Chevrolet 1980 Light Duty Truck Service Manual page 185

MODELS
(mm)
C10
C20, 30
K10,20,30
(mm)
G10, 20
G30
(mm)
P10
(mm)
*P20, 30
* ADD .3° WITH JB8 OR JF9
MOTOR HOME (32)
(mm)
C10, 20, 30
K10, 20
K30
G 10 ,20
G30
P10, 20, 30
MOTOR HOME (32)
A LIG N M E N T TOLERANCES
Warranty
Repair Resetting
Checking
Caster ± 1°
Camber ± 0.7°
Toe-In ± 1/8 "(3.2 mm) ± 1/16 " ( 1 .6 mm) ± 3 /8 "(9 .5 mm)
SPECIFICATIONS
W HEEL A L IG N M E N T SPEC IFIC ATIO NS
CASTER
DIMENSION " A "
2%" 2%" 3 " 314" 3%"
63.5
69.8 76.2 82.5 89.0
2.4° 2.1° 1.8° 1.5°
1.2°
1.5° 0.9°
1.2° 0.6° 0.3°
(8°) (NO ADJ USTME :N T PROVIS ON)
VA "
2 "
V A " 2'A" 2%"
38.0
44.4 51.0 57.1 63.5
3.5° 3.3° 3.1° 2.9° 2.7°
2.8° 2.5° 2.2° 1.9° 1.6°
VA "
2%" 3 "
21 / 2" 314"
76.2 82.5
63.5 69.8 89.6
2.3° 2.0° 1.7° 1.5° 1.2°
TA "
2 %" 3 "
2 " 21 / 2"
69.8 76.2
57.1 63.5
51.0
2.0°
2.9° 2.3° 1.7°
2.6°
SUBTRACT .4° W ITH R05
21 / 2" 2%" V A "
3 " 314"
63.5 69.8 76.2 82.5 89.0
5.5° 4.7° 4.4°
5.3° 5.0°
MODEL
.2 °
1.0° (NO ADJUSTMENT P ROVISION)
.5 ° (NO ADJUSTMENT PROVISION)
.5°
.2°
.2 °
.2 °
Periodic
M otor
Vehicle
Target Inspection
± 0.5° ± 2°
± 0.5°
± 1.5°
Specs Page
FRONT A LIG N M E N T
3 % " 41 A " 43 A "
4" 41 /2"
95.2 102.0 107.9 114.3
121.6
0.7° 0.5°
1.0° 0.2° 0.1°
0.1° 0° -0.1° -0.7° -1.0°
23 A " 3 " V A " 33 A "
3 1 / 2"
69.8 76.2 82.5 89.0 95.2
2.6° 2.4° 2.2° 2.1c 1.9°
1.3° 1.0° .2°
.7° .5°
3 % " 4y4"
4 " 4 %"
4% "
95.2 102.0 107.9 114.3 120.6
0.9° 0.6° 0.4° 0.1°
-0 .1 "
VA " 4 " 4 1 / 4"
31 / 2" 3 % "
89.0 102.0 107.9
82.5 95.2
1.4° 0.9°
1.2° 0.4°
0.6°
3 % " 4 " 4 1 / 2"
4 ' A " 4% "
95.2 102.0 107.9 114.3 120.6
4.1° 3.1°
3.8° 3.6° 3.3°
CAMBER
TOE-IIM
C10, C20, C30
K10, K20, K30
G10, G20, G30
P10, P20, P30
MOTOR HOME
P30 (32)
3A-5
5 "
127.0
0.3°
-1.2°
4 " 414"
102.0 107.9
1.8° 1.6°
0°
-0.2°
5 "
127.0
-0.3°
4 % "
4%"
114.3
120.6
0.2°
0.1°
5 "
127.0
2.9°
3 /1 6 " (4.7 mm)
0
3 /1 6 " (4.7 mm)
3 /1 6 " (4.7 mm)
5 /1 6 " (7.9 mm)
LIG H T T R U C K S ER V IC E MANUAL