Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

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HOMESERVICE MANUALSSUBARU2010OUTBACK R PREMIUMREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 85 (AUTOMATIC TRANSMISSION)FRONT DIFFERENTIAL ASSEMBLYINSTALLATION

2010 Subaru Outback R Premium

Front Differential Assembly: Installation

2010 Subaru Outback R PremiumSECTION Installation

WARNING: This page is about a different car, the 2012 Subaru Outback and 2012 Subaru Legacy. However, it is still accessible from the selected car via links, so may be relevant.

When installing the front differential assembly to the case, be careful not to damage the inside of case (particularly, the differential side retainer mating surface).

Fig 1: Identifying Front Differential Assembly
Courtesy of SUBARU OF AMERICA, INC.
Install the O-ring to left and right side retainers.
Using the ST, install the side retainer. Refer to , ADJUSTMENT , Front Differential Assembly.
ST 18630AA010 WRENCH COMPL RETAINER
Adjust the backlash of the front differential. Refer to , ADJUSTMENT , Front Differential Assembly.
Install the lock plate.
Tightening torque:

25 N.m (2.5 kgf-m, 18.4 ft-lb)

Fig 2: Identifying Lock Plate
Courtesy of SUBARU OF AMERICA, INC.
Install the converter case to the transmission case. Refer to , INSTALLATION , Converter Case.
Install the transmission harness connector to the stay.
Install the ATF cooler pipe. Refer to , INSTALLATION , ATF Cooler Pipe and Hose.
Install the torque converter assembly. Refer to , INSTALLATION , Torque Converter Assembly.
Install the transmission assembly to the vehicle. Refer to , INSTALLATION , Automatic Transmission Assembly.

RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.
• Brakes feel soft, pull hard to one side, or make grinding noises.
• The engine overheats, stalls repeatedly, or misfires under load.
• You are missing required tools, torque specs, or safe lifting equipment.
• You are not confident in the next step or safety outcome.