14. FRONT WHEEL/FRONT SUSPENSION/ STEERING SYSTEM MXU 500IRS INSPECTION Inspect the knuckle end boot for wear or damage. Inspect the dust seal lips for wear or If any damages are found, replace the damage. knuckle end with a new one. If any damages are found, replace the dust seal with a new one. Inspect the brake disc protection plate for damage. If any damages are found, replace the brake disc protection plate with a new one. Dust Seal Dust Seal 14-10