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Differentials & Drive Axles: Differentials: General Description: Specifications: Notes

When replacing rear differential assembly, select the correct one according to the following table.

NOTE: Using a different rear differential assembly causes the drive line and tires to "drag" or emit abnormal noise when AWD is selected.
Fig 1: Rear Differential Assembly Specifications Table - 2.5L
G02964332Courtesy of SUBARU OF AMERICA, INC.
Fig 2: Rear Differential Assembly Specifications Table - 3.0L
G02964333Courtesy of SUBARU OF AMERICA, INC.

Recommended oil

NOTE: Each oil manufacturer has its base oil and additives. Thus, do not mix two or more brands.
Fig 4: Identifying Rear Differential Gear Recommended Oil Chart
G02964335Courtesy of SUBARU OF AMERICA, INC.