HYPOID Gear Backlash

WARNING: This page is about a different variant/trim than selected.

Set the ST1, ST2 and ST3. Insert the needle through transmission oil drain plug hole so that the needle comes in contact with the tooth surface on the right corner and check the backlash.
ST1 498247001 MAGNET BASE

ST2 498247100 DIAL GAUGE

ST3 498255400 PLATE
Install the SUBARU genuine axle shafts to both side, rotate in the inversion direction so that the gauge contact with the tooth surface and read the dial gauge.

Part No. 38415AA100AXLE SHAFT

Backlash

0.13 - 0.18 mm (0.0051 - 0.0071 in)

Fig 1: Measuring Hypoid Gear Backlash

Courtesy of SUBARU OF AMERICA, INC.

NOTE: If the backlash is outside the specified range, adjust it by turning the side retainer in right side case.