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Wheel Alignment

GENERAL MOTORS WHEEL ALIGNMENT SPECIFICATIONS

Application

Axle Gap (Inches) ⁽²⁾

Caster (Degrees)

Camber (Degrees)

Toe-In (Inches)

Steering Axis Inclin.

C10

2 1/2

2.4±1.0

0.2±1.7

3\16

.....

2 3/4

2.1±1.0

0.2±1.7

3/16

.....

3

1.8±1.0

0.2±1.7

3/16

.....

3 1/4

1.5±1.0

0.2±1.7

3/16

.....

3 1/2

1.2±1.0

0.2±1.7

3/16

.....

3 3/4

1.0±1.0

0.2±1.7

3/16

.....

4

0.7±1.0

0.2±1.7

3/16

.....

4 1/4

0.5±1.0

0.2±1.7

3/16

.....

4 1/2

0.2±1.0

0.2±1.7

3/16

.....

4 3/4

0.1±1.0

0.2±1.7

3/16

.....

5

0.3±1.0

0.2±1.7

3/16

.....

C20 & 30

2 1/2

1.5±1.0

0.2±1.7

3/16

.....

2 3/4

1.2±1.0

0.2±1.7

3/16

.....

3

0.9±1.0

0.2±1.7

3/16

.....

3 1/4

0.6±1.0

0.2±1.7

3/16

.....

3 1/2

0.3±1.0

0.2±1.7

3/16

.....

3 3/4

0.1±1.0

0.2±1.7

3/16

.....

4

0±1.0

0.2±1.7

3/16

.....

4 1/4

-0.1± 1.0

0.2±1.7

3/16

.....

4 1/2

-0.7±1.0

0.2±1.7

3/16

.....

4 3/4

-1.0±1.0

0.2±1.7

3/16

.....

5

-1.2±1.0

0.2±1.7

3/16

.....

K10, 20 & 30

2 1/2 to 5

⁽³⁾

⁽⁴⁾

0

.....

G10 & 20

1 1/2

2.9±1.0

0.2±0.7

3/16

.....

1 3/4

2.7±1.0

0.2±0.7

3/16

.....

2

2.3±1.0

0.2±0.7

3/16

.....

2 1/4

2.2±1.0

0.2±0.7

3/16

.....

2 1/2

2.0±1.0

0.2±0.7

3/16

.....

2 3/4

1.8±1.0

0.2±0.7

3/16

.....

3

1.6±1.0

0.2±0.7

3/16

.....

3 1/4

1.4±1.0

0.2±0.7

3/16

.....

3 1/2

1.3±1.0

0.2±0.7

3/16

.....

3 3/4

1.1±1.0

0.2±0.7

3/16

.....

4

0.9±1.0

0.2±0.7

3/16

.....

4 1/4

0.7±1.0

0.2±0.7

3/16

.....

G30 1 1/2

3.4±1.0

0.2±0.7

3/16

.....

1 1/2

3.0±1.0

0.2±0.7

3/16

.....

2

2.7±1.0

0.2±0.7

3/16

.....

2 1/4

2.4±1.0

0.2±0.7

3/16

.....

2 1/2

2.1±1.0

0.2±0.7

3/16

.....

2 3/4

1.8±1.0

0.2±0.7

3/16

.....

3

1.5±1.0

0.2±0.7

3/16

.....

3 1/4

1.3±1.0

0.2±0.7

3/16

.....

3 1/2

1.0±1.0

0.2±0.7

3/16

.....

3 3/4

1.1 ±1.0

0.2±0.7

3/16

.....

4

0.9±1.0

0.2±0.7

3/16

.....

4 1/4

0.7±1.0

0.2±0.7

3/16

.....

P10

2 1/2

2.3±1.0

0.2±0.7

3/16

.....

2 3/4

2.0±1.0

0.2±0.7

3/16

.....

3

1.7±1.0

0.2±0.7

3/16

.....

3 1/4

1.5±1.0

0.2±0.7

3/16

.....

3 1/2

1.2±1.0

0.2±0.7

3/16

.....

3 3/4

0.9±1.0

0.2±0.7

3/16

.....

4

0.6±1.0

0.2±0.7

3/16

.....

4 1/4

0.4±1.0

0.2±0.7

3/16

.....

4/2

0.1±1.0

0.2±0.7

3/16

.....

4 3/4

-0.1±1.0

0.2±0.7

3/16

.....

5

-0.3±1.0

0.2±0.7

3/16

.....

P20 & 30

2

2.9±1.0⁽⁵⁾⁽⁶⁾

0.2±0.7

3/16

.....

2 1/4

2.6±1.0⁽⁵⁾⁽⁶⁾

0.2±0.7

3/16

.....

2 1/2

2.3±1.0⁽⁵⁾⁽⁶⁾

0.2±0.7

3/16

.....

2 3/4

2.0±1.0⁽⁵⁾⁽⁶⁾

0.2±0.7

3/16

.....

3

1.7±1.0⁽⁵⁾⁽⁶⁾

0.2±0.7

3/16

.....

3 1/4

1.4±1.0⁽⁵⁾⁽⁶⁾

0.2±0.7

3/16

.....

3 1/2

1.2±1.0⁽⁵⁾⁽⁶⁾

0.2±0.7

3/16

.....

3 3/4

0.9±1.0⁽⁵⁾⁽⁶⁾

0.2±0.7

3/16

.....

4

0.6±1.0⁽⁵⁾⁽⁶⁾

0.2±0.7

3/16

.....

4 1/4

0.4±1.0⁽⁵⁾⁽⁶⁾

0.2±0.7

3/16

.....

4 1/2

0.2±1.0⁽⁵⁾⁽⁶⁾

0.2±0.7

3/16

.....

4 3/4

0.1±1.0⁽⁵⁾⁽⁶⁾

0.2±0.7

3/16

.....

P30 MHC

2 1/2

5.5±1.0

0.2±0.7

5/16

.....

2 3/4

5.3±1.0

0.2±0.7

5/16

.....

3

5.0±1.0

0.2±0.7

5/16

.....

3 1/4

4.7±1.0

0.2±0.7

5/16

.....

3 1/2

4.4±1.0

0.2±0.7

5/16

.....

3 3/4

4.1±1.0

0.2±0.7

5/16

.....

4

3.8±1.0

0.2±0.7

5/16

.....

4 1/4

3.6±1.0

0.2±0.7

5/16

.....

4 1/2

3.3±1.0

0.2±0.7

5/16

.....

4 3/4

3.1±1.0

0.2±0.7

5/16

.....

5

2.9±1.0

0.2±0.7

5/16

.....

⁽¹⁾	The vehicle series and model application in this table has been abbreviated for common reference to both Chevrolet and GMC. Chevrolet models use numerical designations as listed; GMC models use numerical designations as follows; 1500 = 10; 2500 = 20, 3500 = 30.

⁽²⁾	Axle gap is clearance between jounce bumper and frame.

⁽³⁾	8° Caster, no adjustment provision.

⁽⁴⁾	1.0° Camber, no adjustment provision.

⁽⁵⁾	Add.3° Caster on vehicles with Hydroboost Brake System.

⁽⁶⁾	Subtract.4° Caster on vehicles with Dual Rear Wheels.