You've got to have the right ratio for the track, and Shimano's Dura-Ace cogs come in a range of tooth counts so you can always be prepared. Manufactured from durable chromoly steel, each cog is machined to run perfectly straight.
Option | Barcode | Manufacturer's Part Number | Vendor Number |
---|---|---|---|
13T / 1/8-inch | 00689228170094 | Y27913100 | SHI-Y27913100 |
13T / 3/32-inch | 00689228170087 | Y27913000 | SHI-Y27913000 |
14T / 1/8-inch | 00689228170117 | Y27914100 | SHI-Y27914100 |
14T / 3/32-inch | 00689228170100 | Y27914000 | SHI-Y27914000 |
15T / 1/8-inch | 00689228170131 | Y27915100 | SHI-Y27915100 |
15T / 3/32-inch | 00689228170124 | Y27915000 | SHI-Y27915000 |
16T / 1/8-inch | 00689228170155 | Y27916100 | SHI-Y27916100 |
16T / 3/32-inch | 00689228170148 | Y27916000 | SHI-Y27916000 |