14. REAR WHEEL/SWING ARM/ HYDRAULIC BRAKE ATV 50 Inspection Measure the wheel runout. Service Limit: Vertical: 2 mm (0.08 in) Lateral: 2 mm (0.08 in) Replace wheel or check bearing play if out of specification. Outer Nut Remove two nuts of the rear axle (outer and inner). Inner Nut Remove five bolts attaching left and right Bolts Bolts lower guard. Right Lower Guard Left Lower Guard Adjuster Lock Nut Loosen the lock nut for the adjuster of the drive chain slack. 14-5