Rear Wheel Hub, Measuring Lateral Runout

Rear Wheel Hub, Measuring Lateral Runout

Special Tools: 999 5418, 999 5507

Preparations
Take out measurement tool set 999 5418.

Remove:







- the wheel
- the mounting screws for the brake caliper holder. Hang the brake caliper from the spring using a wire
- the brake disc.

Install the bracket included in the test equipment







Install the bracket on the mounting hole for the brake caliper. Use the M8 screws and nuts included in the kit: 999 5507.

NOTE: The lower nut is specially manufactured and should be located in the bracket.







Install the dial gauge in the bracket as shown in the figure.

Measure the lateral run out







Put the test gauge point against the hub flange as shown in the figure.
Rotate the hub gently.
Note the test gauge runout. Hub maximum lateral run-out: 0.020 mm.
If lateral run-out exceeds the value, replace the hub.

Finishing work

Remove the test equipment

Install:







- the brake disc
- the 1 M6 screw
- the brake caliper and the caliper holder.

NOTE: Use new mounting screws.

Install the wheel.