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Mazda CX-9 Grand Touring. Manual - part 154

1. Press the side bearing inner races into the gear case using the SSTs.

Substitution SST



49 G030 338

Outer diameter: 43-45 mm {1.70-1.77 in}

Inner diameter: 41 mm {1.61 in} or more

Inner depth: 3 mm {0.12 in} or more

Fig. 33: Pressing Side Bearing Inner Races Into Gear Case
Courtesy of MAZDA MOTORS CORP.

THRUST WASHER ASSEMBLY NOTE

1. Assemble the side gears, thrust washers and pinion gears to the gear case, then assemble the knock pin.

2. After assembling the knock pin, make a crimp so that the pin will not come out of the gear case.

3. Set a dial gauge to the pinion gear as indicated in the figure.

4. Secure one of the side gears.

5. Move the pinion gear and measure the backlash at the end of the pinion gear.



If the backlash exceeds the standard, use the thrust washers to adjust.

2008 Mazda CX-9 Grand Touring

2008 DRIVELINE/AXLES Differential - Mazda CX-9

Microsoft

Sunday, November 15, 2009 9:52:15 AM

Page 20

Fig. 34: Setting Dial Gauge To Pinion Gear
Courtesy of MAZDA MOTORS CORP.

Rear differential backlash of pinion gear and side gear 0.1 mm {0.004 in} or less

Thrust washer thickness

THRUST WASHER THICKNESS SPECIFICATION

RING GEAR ASSEMBLY NOTE

1. Apply a small amount of thread-locking compound to each of points A on the back of the ring gear, and

bolt thread areas B (around the entire ring).

Identification mark

Thickness

2.0 mm {0.079 in}

2.1 mm {0.083 in}

2.2 mm {0.086 in}

2.05 mm {0.081 in}

2.15 mm {0.084 in}

CAUTION:



The differential gear and ring gear could be damaged if the ring gear
is installed with old thread-locking compound remaining on the bolt
threads. Before installing the ring gear, completely remove the old
thread-locking compound from the bolt threads.

2008 Mazda CX-9 Grand Touring

2008 DRIVELINE/AXLES Differential - Mazda CX-9

Microsoft

Sunday, November 15, 2009 9:52:15 AM

Page 21

Fig. 35: Identifying Thread-Locking Compound
Courtesy of MAZDA MOTORS CORP.

Application amount

Back of ring gear:

Approx. 0.4 ml {0.4 cc, 0.02 cu in}

Ring gear bolt thread points:

Approx. 0.4 ml {0.4 cc, 0.02 cu in} (0.04 ml {0.04 cc, 0.002 cu in} to each point)

2. Align the marks placed on the ring gear case at the time of disassembly and tighten the bolts in diagonal

order.

Tightening torque 68.6-83.3 N.m {7.00-8.49 kgf.m, 50.6-61.4 ft.lbf}

Fig. 36: Identifying Ring Gear Case
Courtesy of MAZDA MOTORS CORP.

BEARING OUTER RACE ASSEMBLY NOTE

1. Press in the bearing outer race using the SSTs and a press.

Substitution SST



49 F027 007

Outer diameter: 70.8-71.0 mm {2.78-2.79 in}

Plate thickness: 1 mm {0.04 in} or more



49 F027 004

Outer diameter: 78.5-79.0 mm {3.10-3.11 in}

2008 Mazda CX-9 Grand Touring

2008 DRIVELINE/AXLES Differential - Mazda CX-9

Microsoft

Sunday, November 15, 2009 9:52:15 AM

Page 22

Plate thickness: 1 mm {0.04 in} or more

Fig. 37: Pressing Bearing Outer Race
Courtesy of MAZDA MOTORS CORP.

SPACER, BEARING INNER RACE ASSEMBLY NOTE

Pinion height adjustment

1. Assemble the spacer, the bearing inner race (rear bearing), and the SST O-ring to the SST (49 8531 565)

as shown in the figure.

2. Insert the set assembled in Step 1 to the differential gear from the rear.

3. Assemble the bearing inner race (front bearing), SST (49 G027 005), companion flange, washer, and

locknut from the front of the differential gear.

4. Tighten the locknut to the extent that the SST (49 8531 565) can be turned by hand.

5. Place the SST (49 0305 555) on top of the SST (49 8531 565).

NOTE:



Use the same spacer.



Install the spacer with the chamfer on the SST side.

2008 Mazda CX-9 Grand Touring

2008 DRIVELINE/AXLES Differential - Mazda CX-9

Microsoft

Sunday, November 15, 2009 9:52:15 AM

Page 23

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