15. REAR WHEEL/AXLE/SUSPENSION DRIVING MECHANISM MXU 300/250 SERVICE INFORMATION GENERAL INSTRUCTIONS · Jack the machine front wheel off the ground and be careful to prevent the machine from falling down. · During servicing, keep oil or grease off the brake disk · Inspect the brake system before riding. SPECIFICATIONS Unit: mm (in) Item Standard Service Limit Radial 2 (0.08) Rear wheel Rim run out Axial 2 (0.08) TORQUE VALUES Rear wheel nut 4.5 kgf-m (45 N-m, 32 lbf-ft) Rear shock absorber upper mount bolt 4 kgf-m (40 N-m, 29 lbf-ft) Rear shock absorber lower mount bolt 4 kgf-m (40 N-m, 29 lbf-ft) Rear swingarm pivot bolt (MXU 250) 7 kgf-m (70 N-m, 52 lbf-ft) Rear wheel hub nut 10 kgf-m (100 N-m, 72 lbf-ft) Rear wheel shaft nut (MXU 250) 12 kgf-m (120 N-m, 86 lbf-ft) Caliper holder bolt (MXU 250) 1 kgf-m (10 N-m, 7.2 lbg-ft) Right pivot bolt (MXU 300) 11.8 kgf-m (118 N-m, 85 lbf-ft) Left pivot bolt (MXU 300) 1.1 kgf-m (11 N-m, 8 lbf-ft) Left pivot lock nut (MXU 300) 11.8 kgf-m (118 N-m, 85 lbf-ft) Final gear case mounting bolt (MXU 300) 5.5 kgf-m (55 N-m, 40 lbf-ft) Final gear case cover bolt (MXU 300) 10-mm bolt: 5 kgf-m (49 N-m, 36 lbf-ft) 8-mm bolt: 2.5 kgf-m (25 N-m, 19 lbf-ft) SPECIAL TOOLS Nut wrench F010 Lock nut wrench F013 TROUBLESHOOTING Rear wheel wobbling · Bent rim · Faulty tire · Axle not tightened properly Soft rear shock absorber · Weak shock absorber spring · Faulty damper 15-3