[. . . ] [. . . ] Y-1Z6 01000 Y-11F 11401 Y-11F 11491 Y-11F 1340E Y-11F 1349E Y-120 09230 DESCRIPTION Lock Ring (Black) Sprocket Wheel 11 T (Silver / Built in spacer type) for an-group Sprocket Wheel 11 T (Silver / Built in spacer type) for aw-group Sprocket Wheel 13 T (Silver / Built in spacer type) for an-group Sprocket Wheel 13 T (Silver / Built in spacer type) for aw-group Lock Ring Removal Tool (TL-LR15) INTERCHANGEABILITY A B B A B A B B B B A A 0608-2550A A: Same parts. B: Parts are usable, but differ in materirals, appearance, finish, size, etc. Absence of mark indicates non-interchangeability. CS an-group sprocket teeth combination: 11 -- 13 -- 15 -- 17 -- 20 -- 23 -- 26 -- 30 T aw-group sprocket teeth combination: 11 -- 13 -- 15 -- 18 -- 21 -- 24 -- 28 -- 32 T -H G5 0 ao 11T TL-LR15 4 [. . . ] [. . . ]