12. REAR WHEEL/BRAKE/SUSPENSION ZING125 SERVICE INFORMATION ..................... 12-1 REAR BRAKE ........................................12-4 TROUBLESHOOTING ............................ 12-2 REAR SHOCK ABSORBER ..................12-8 REAR WHEEL ......................................... 12-3 REAR FORK ...........................................12-9 SERVICE INFORMATION GENERAL INSTRUCTIONS · When installing the drive chain joint clip, the cutout of the clip should be opposite to the rotating direction. · After the drive chain is adjusted, make sure that the rear brake pedal free play is normal and adjust it if necessary. SPECIFICATIONS Item Standard (mm) Service Limit (mm) Rear axle shaft runout 0.2 Axial 2.0 Rear rim runout Radial 2.0 Rear brake drum I.D 130 131 Rear brake lining thickness 4.0 2.0 Rear shock absorber spring free length TORQUE VALUES Rear shock absorber upper mount nut 3.04.0 kg-m Rear shock absorber lower mount bolt 3.04.0 kg-m Rear axle nut 6.08.0 kg-m Rear fork pivot nut 5.56.5 kg-m Rear shock absorber damper nut 1.92.8 kg-m 12-1