Front Differential

Bevel gear to pinion backlash:  0.13-0.18 mm (0.0051-0.0071 in)

Fig 1: Front Differential Washer Thickness Specification Chart

Courtesy of SUBARU OF AMERICA, INC.

Pinion shaft to axle drive shaft clearance:  0-0.2 mm (0-0.008 in)

Fig 2: Front Differential Snap Ring (Outer-28) Thickness Specification Chart

Courtesy of SUBARU OF AMERICA, INC.