12. REAR WHEEL/BRAKE/SUSPENSION ZING125 ASSEMBLY Pack all bearing cavities with grease. Drive in the left bearing. Install the distance collar. Drive in the right bearing. · Drive in the bearings squarely. · Install the bearings with the sealed end facing out. Drive Handle Drive Chain Gear Install the drive chain gear and secure it with the snap ring. Apply grease to the dust seal and install it to the bearing. Install the side collar. INSTALLATION Install the rear wheel in the reverse order of removal. Drive Chain Slack: 12cm After rear wheel installation, be sure to adjust the drive chain tension and the brake pedal free play. Fixing Arm Bolt REAR BRAKE REMOVAL Remove the rear wheel and rear brake panel. INSPECTION Measure the rear brake lining thickness. Service Limit: 2.0mm replace if below 12-5