This chart shows the cog breakdown on our various sizes of cassettes. Legend: ES=Elite Shimano, EC=Elite Campy, ECC= Elite Campy Conv., CS=Comp Shimano, CC=Comp Campy. Specifications and offerings subject to change w/o notice.
11-speed
12-30	12	13	14	16	17	19	21	23	25	27	30	EC
11-30	11	12	13	15	17	19	21	23	25	27	30	EC
10-speed
11-23	11	12	13	14	15	16	17	19	21	23		ES
11-25	11	12	13	14	15	17	19	21	23	25		ES
11-28	11	12	13	15	17	19	21	23	25	28		ES, EC, CS, CC
11-30	11	13	15	17	19	21	23	25	28	30		ES, EC
11-32	11	13	15	17	19	21	23	25	28	32		ES, EC
11-34	11	13	15	17	19	21	23	25	30	34		ES
11-34	11	13	15	17	19	21	23	25	28	34		EC
12-23	12	13	14	15	16	17	18	19	21	23		ES,EC, ECC, CS, CC
12-25	12	13	14	15	16	17	19	21	23	25		ES,EC, ECC, CS, CC
12-28	12	13	14	15	17	19	21	23	25	28		ES,EC, ECC, CS, CC
12-30	12	13	15	17	19	21	23	25	28	30		ES, EC
12-32	12	13	15	17	19	21	23	25	28	32		ES, EC
13-25	13	14	15	16	17	18	19	21	23	25		ES, EC
14-28	14	15	16	17	18	19	21	23	25	28		EC
9-speed
11-25	11	12	13	15	17	19	21	23	25			CS
11-28	11	12	14	16	18	20	22	25	28			ES, CS
11-30	11	12	14	16	18	20	24	28	30			ES
11-32	11	12	14	16	18	20	24	28	32			CS
12-23	12	13	14	15	17	18	19	21	23			CS, CC
12-25	12	13	14	15	17	19	21	23	25			ES, CS, CC
12-28	12	13	15	17	19	21	23	25	28			ES, CC
12-30	12	13	14	16	18	20	24	28	30			ES
12-32	12	13	14	16	18	20	24	28	32			CS
8-speed Comp
12-23	12	13	14	15	17	19	21	23				CS
12-25	12	13	14	17	19	21	23	25				CS
12-28	12	13	14	16	18	20	24	28				CS
12-32	12	14	16	18	20	24	28	32				CS
7-speed Comp
11-28	11	13	15	18	21	24	28					CS
11-32	11	13	15	18	21	24	32					CS