Subaru BRZ 2013 · Service Manual Drive train

Rear axle hub

Components Inspection Removal / installation

AXLE / DIFFERENTIAL
REAR AXLE HUB
EXPLODED VIEW
REMOVAL
NOTE:
·The following procedure is for LH side.
·Perform the same procedures for the RH and LH side.
1. Removal of rear tire
2. Disconnection of speed sensor RR LH
(1) Remove the bolt, and then remove the speed sensor.
CAUTION:
Keep the tip and mounting portion of the speed sensor RR free from foreign matter.
3. Removal of rear axle shaft nut LH
(1) Remove the crimp of the rear axle shaft nut LH.
CAUTION:
Completely release the crimp of the nut to avoid damage to the thread of the rear drive shaft ASSY LH.
(2) Remove the rear axle shaft nut using a socket wrench.
CAUTION:
Do not loosen the rear axle shaft nut LH with the rear axle loaded. Doing so may damage the rear axle hub and bearing ASSY LH.
4. Removal of rear drive shaft ASSY (Refer to )
5. Disconnection of rear disc brake caliper ASSY LH (Refer to )
6. Removal of rear disc (Refer to )
7. Removal of rear axle hub and bearing ASSY LH
(1) Remove 4 bolts, and remove the rear axle hub and bearing ASSY LH from the rear axle carrier.
NOTE:
Suspend the rear backing plate and the parking brake shoe with a string, etc.
INSTALLATION
NOTE:
·The following procedure is for LH side.
·Perform the same procedures for the RH and LH side.
1. Installation of rear axle hub and bearing ASSY LH
(1) Install the rear axle hub and bearing ASSY LH to the rear axle carrier with 4 bolts.

Standard value:
Tightening torque=65N·m { 663kgf·cm} {47.9ft·lbf}
2. Installation of rear disc (Refer to )
3. Installation of rear drive shaft ASSY (Refer to )
4. Connection of rear disc brake caliper ASSY LH (Refer to )
5. Installation of rear axle shaft nut LH
CAUTION:
·Always clean the drive shaft even if it is new.
·Clean and remove oil, foreign matter, etc. completely.
(1) Install a new rear axle shaft nut LH using a socket wrench.

Standard value:
Tightening torque=190N·m { 1938kgf·cm} {140.1ft·lbf}
CAUTION:
Do not crimp the rear axle shaft nut LH.
NOTE:
After the inspection of the rear axle hub and bearing ASSY LH play and runout, crimp the rear axle shaft nut LH.
6. Inspection of rear axle hub & bearing ASSY axial play (Refer to )
7. Inspection of rear axle hub & bearing ASSY runout (Refer to )
8. Securing of rear axle shaft nut LH
(1) Crimp the rear axle shaft nut LH using a chisel and a hammer.
9. Installation of speed sensor RR LH
(1) Install the speed sensor RR LH with a bolt.

Standard value:
Tightening torque=7.5N·m { 77kgf·cm} {5.5ft·lbf}
CAUTION:
Keep the tip and mounting portion of the speed sensor RR LH free from foreign matter.
10. Installation of rear tire

Standard value:
Tightening torque=120N·m { 1224kgf·cm} {88.5ft·lbf}
11. Adjustment of parking brake lever free play (Refer to )
12. Inspection of test mode (speed sensor check) (Refer to )
ON-VEHICLE INSPECTION
NOTE:
·The following procedure is for LH side.
·Perform the same procedures for the RH and LH side.
1. Removal of rear tire
2. Disconnection of rear disc brake caliper ASSY LH (Refer to )
3. Removal of rear disc (Refer to )
4. Inspection of rear axle hub & bearing ASSY axial play
(1) Inspect axial play of the bearing near the axle hub inner periphery (flange portion) using a dial gauge.
Limit :  0.05mm {0.00196in}
CAUTION:
If it exceeds the limit, replace the rear axle hub & bearing ASSY with a new part.
5. Inspection of rear axle hub & bearing ASSY runout
(1) Inspect runout of the bearing near the axle hub outer periphery using a dial gauge.
Limit :  0.05mm {0.00196in}
CAUTION:
If it exceeds the limit, replace the rear axle hub & bearing ASSY with a new part.
6. Installation of rear disc (Refer to )
7. Connection of rear disc brake caliper ASSY LH (Refer to )
8. Installation of rear tire

Standard value:
Tightening torque=120N·m { 1224kgf·cm} {88.5ft·lbf}