Front Differential

Lift up the vehicle.
Drain the differential gear oil by removing drain plug using TORX® bit T70.
CAUTION:
- Immediately after the vehicle has been running or after idling for a long time, the differential gear oil will be hot. Be careful not to burn yourself.
- Be careful not to spill the differential gear oil on exhaust pipe to prevent it from emitting smoke or fire. If differential gear oil adheres to the exhaust pipe, wipe it off completely using cloth.
  
  Fig 1: Identifying Front And Rear Differential Gear Oil Drain Plug
  Courtesy of SUBARU OF AMERICA, INC.
Using the TORX® bit T70, tighten the drain plug to the specified torque.
NOTE:
Use a new gasket.

Tightening torque: 70 N.m (7.1 kgf-m, 51.6 ft-lb)
Lower the vehicle.
Fill differential gear oil through the oil level gauge hole up to the upper point of level gauge.
NOTE:
Each oil manufacturer has its base oil and additives. Thus, do not mix two or more brands.

Recommended gear oil:

Refer to "Recommended Materials" service information. < Refer to LUBRICANTS , RECOMMENDED MATERIALS, Recommended Materials. >

Gear oil capacity:

Refer to the "SPC" service information. < Refer to CAPACITY , TRIBECA. >

Fig 2: Identifying Oil Level Gauge Upper And Lower Level
Courtesy of SUBARU OF AMERICA, INC.