15. REAR WHEEL/REAR BRAKE/REAR SHOCK ABSORBER VITALITY 50 REAR BRAKE Remove the rear wheel. ( 15-3) Inspect the rear brake drum. Measure the rear brake drum I.D. Service Limit: 95.5mm replace if over BRAKE LINING INSPECTION Measure the brake lining thickness. Service Limit: 2.0mm replace if below Keep oil or grease off the brake linings. Brake Arm Brake Shoes REAR BRAKE DISASSEMBLY Remove the rear brake adjusting nut and disconnect the rear brake cable. Remove the rear brake shoes. Adjusting Nut 15-4