Hummer H3. Manual — part 1452

TRANSMISSION CLEARANCE SPECIFICATIONS

Gear Axial Clearance

Gear Radial Clearance

Output Shaft

Output Shaft Bearing Journals - Minimum Diameter

API AI-A or GL-3 SAE 75W-90
GM P/N 89021806 (Canadian P/N 89021807)

RWD: 2.2 liters

4WD: 2.3 liters

RWD: 2.3 quarts

4WD: 2.4 quarts

Application

Standard

Clearance

Metric

Maximum

Clearance

Metric

Standard

Clearance

English

Maximum

Clearance

English

1st Gear

0.20-0.45 mm

0.50 mm

0.0079-0.0177 in

0.0197 in

2nd Gear

0.10-0.25 mm

0.30 mm

0.0039-0.00098 in

0.0118 in

3rd Gear

0.10-0.25 mm

0.30 mm

0.0039-0.00098 in

0.0118 in

5th
Countershaft
Gear

0.10-0.35 mm

0.40 mm

0.0039-0.0138 in

0.0157 in

Application

Standard

Clearance

Metric

Maximum

Clearance

Metric

Standard

Clearance

English

Maximum

Clearance

English

1st Gear

0.020-0.073 mm

0.160 mm

0.0008-0.0029 in

0.0063 in

2nd Gear

0.015-0.068 mm

0.160 mm

0.0006-0.0027 in

0.0063 in

3rd Gear

0.015-0.068 mm

0.160 mm

0.0006-0.0027 in

0.0063 in

5th
Countershaft
Gear

0.015-0.068 mm

0.160 mm

0.0006-0.0027 in

0.0063 in

Reverse Idler
Gear

0.040-0.082 mm

0.130 mm

0.0016-0.0032 in

0.0051 in

Application

Specification

Metric

English

Runout - Maximum

0.06 mm

0.0024 in

Flange Thickness - Minimum

4.70 mm

0.1859 in

Specification

2007 Hummer H3

2007 TRANSMISSION Manual Transmission - Aisin AR5 - H3

Countershaft Bearing Journals - Minimum Diameter

Synchronizer Blocker Ring to Gear - Minimum Clearance

Synchronizer Sleeve to Shift Fork - Maximum Clearance

1ST AND 2ND GEAR SYNCHRONIZER RETAINING RING SPECIFICATIONS

1st and 2nd Gear Synchronizer Retaining Ring Specifications

Application

Metric

English

1st Gear

38.860 mm

1.5299 in

2nd Gear

46.860 mm

1.8449 in

3rd Gear

37.860 mm

1.4905 in

Application

Specification

Metric

English

5th Countershaft Gear Bearing

29.86 mm

1.1756 in

Application

Specification

Metric

English

1st Gear

0.8 mm

0.031 in

2nd Gear

0.8 mm

0.031 in

3rd Gear

0.8 mm

0.031 in

4th Gear

0.8 mm

0.031 in

5th Gear

0.8 mm

0.031 in

Application

Specification

Metric

English

1st/2nd Gear

1.0 mm

0.039 in

3rd/4th Gear

1.0 mm

0.039 in

5th Gear

1.0 mm

0.039 in

Reverse Idler Gear

0.50 mm

0.0197 in

Mark

Thickness (mm)

Thickness (in)

A

2.30-2.35

0.0906-0.0925

B

2.35-2.40

0.0925-0.0945

C

2.40-2.45

0.0945-0.0965

D

2.45-2.50

0.0965-0.0984

E

2.50-2.55

0.0984-0.1004

2007 Hummer H3

2007 TRANSMISSION Manual Transmission - Aisin AR5 - H3

3RD AND 4TH GEAR SYNCHRONIZER RETAINING RING SPECIFICATIONS

3rd and 4th Gear Synchronizer Retaining Ring Specifications

5TH GEAR SYNCHRONIZER RETAINING RING SPECIFICATIONS

5th Gear Synchronizer Retaining Ring Specifications

COUNTERSHAFT FRONT BEARING RETAINING RING SPECIFICATIONS

Countershaft Front Bearing Retaining Ring Specifications

F

2.55-2.60

0.1004-0.1024

G

2.60-2.65

0.1024-0.1043

Mark

Thickness (mm)

Thickness (in)

A

1.80-1.85

0.0709-0.0728

B

1.85-1.90

0.0728-0.0748

C

1.90-1.95

0.0748-0.0768

D

1.95-2.00

0.0768-0.0787

E

2.00-2.05

0.0787-0.0807

F

2.05-2.10

0.0807-0.0827

G

2.10-2.15

0.0827-0.0846

Mark

Thickness (mm)

Thickness (in)

A

2.80-2.85

0.1102-0.1122

B

2.85-2.90

0.1122-0.1142

C

2.90-2.95

0.1142-0.1161

D

2.95-3.00

0.1161-0.1181

E

3.00-3.05

0.1181-0.1201

F

3.05-3.10

0.1201-0.1220

G

3.10-3.15

0.1220-0.1240

Mark

Thickness (mm)

Thickness (in)

A

2.05-2.10

0.0807-0.0827

B

2.10-2.15

0.0827-0.0846

C

2.15-2.20

0.0846-0.0866

D

2.20-2.25

0.0866-0.0886

E

2.25-2.30

0.0886-0.0906

F

2.30-2.35

0.0906-0.0925

2007 Hummer H3

2007 TRANSMISSION Manual Transmission - Aisin AR5 - H3

INPUT SHAFT BEARING RETAINING RING SPECIFICATIONS

Input Shaft Bearing Retaining Ring Specifications

FIFTH GEAR RETAINING RING SPECIFICATIONS

Fifth Gear Retaining Ring Specifications

COMPONENT RESISTANCE

Component Resistance

Mark

Thickness (mm)

Thickness (in)

A

2.10-2.15

0.0827-0.0846

B

2.15-2.20

0.0846-0.0866

C

2.20-2.25

0.0866-0.0886

D

2.25-2.30

0.0886-0.0906

E

2.30-2.35

0.0906-0.0925

F

2.35-2.40

0.0925-0.0945

G

2.40-2.45

0.0945-0.0965

Mark

Thickness (mm)

Thickness (in)

C

2.75-2.80

0.1083-0.1102

D

2.80-2.85

0.1102-0.1122

E

2.85-2.90

0.1122-0.1142

F

2.90-2.95

0.1142-0.1161

G

2.95-3.00

0.1161-0.1181

H

3.00-3.05

0.1181-0.1201

J

3.05-3.10

0.1201-0.1220

K

3.10-3.15

0.1220-0.1240

L

3.15-3.20

0.1240-0.1260

M

3.20-3.25

0.1260-0.1280

N

3.25-3.30

0.1280-0.1299

P

3.30-3.35

0.1299-0.1319

Component

Pass Through

Pins

Resistance 25°

C (77°F)

Resistance 150°

C (302°F)

Resistance to

Ground (Case)

Vehicle Speed Sensor

1, 2

1,300-1,500

ohms

2,360-3,160

ohms

Greater than 10

M ohms

2007 Hummer H3

2007 TRANSMISSION Manual Transmission - Aisin AR5 - H3