All Balls Master Cylinder Rebuild Kit Rear Model 18-1031 Incl copper washers, cup seals & o-rings (& repl. screws where applicable) For: Kawasaki ZX600 (ZX-6R) (636) 03-04, ZX600 (ZX-6R) 99-02, ZX600 (ZX6RR) 03-05, ZX600 (ZZR) 05-08 IMPORTANT: Picture is for indication purpose only. To visually check the kit, you can visit the all balls website. The bought kit will match your motorcycle.