Differentials & Drive Axles: Differentials: General Description: Caution

Wear appropriate work clothing, including a cap, protective goggles and protective shoes when performing any work.
Remove contamination including dirt and corrosion before removal, installation or disassembly.
Keep the disassembled parts in order and protect them from dust and dirt.
Before removal, installation or disassembly, be sure to clarify the failure. Avoid unnecessary removal, installation, disassembly and replacement.
Vehicle components are extremely hot after driving. Be wary of receiving burns from heated parts.
Use SUBARU genuine gear oil, grease or equivalent. Do not mix gear oil, grease, etc. of different grades or manufacturers.
Be sure to tighten fasteners including bolts and nuts to the specified torque.
Place shop jacks or rigid racks at the specified points.
Apply gear oil onto sliding or revolving surfaces before installation.
Before installing the O-ring or snap ring, apply a sufficient amount of gear oil to avoid damage and deformation.
Before securing a part on a vise, place cushioning material such as wood blocks, aluminum plate, or cloth between the part and the vise.
Avoid damaging the mating surface of the case.