Bicycle Cassettes & Cogs

* X-Range gearing gives you more range and a smoother gear progression, so you’re always in the right gear* Offering 400%–440% range to give the co...

* X-Range gearing gives you more range and a smoother gear progression, so you’re always in the right gear* Up to 440% range provides the coverage ...

The BOX Two Prime 9 Cassette delivers long service life and extra range. All cogs are stamped from steel and the larger ones are pinned to alloy sp...

With a wider than normal 11-38t gear range, it's clear that the microSHIFT Sword cassette is made for climbing. It's also made to be as compatible ...

H92 9-speed cassettes are nickel plated for durability, and constructed using the same processes as microSHIFT's higher end cassettes, resulting in...

H82 8-speed cassettes are nickel plated for durability, and constructed using the same processes as microSHIFT's higher end cassettes, resulting in...

CS-G11 cassettes combine microSHIFT's continuously molded cogs with a CNC machined aluminum spider to deliver rapid, precise shifting at a lower we...

CS-G100 cassettes combine microSHIFT's continuously molded cogs with a CNC machined aluminum spider to deliver rapid, precise shifting at a lower w...

When it comes to adventurous riding, a wider gear range is often better. The microSHIFT ADVENT cassette has the low gears to get up and the high ge...

The Acolyte 8-speed cassette gives you all the range you need to challenge yourself. Whether you’re climbing the Cascades or the neighborhood sledd...

* Handlebar Spacer SL80 Center Groove​​

DMR STS Combo Kit Bicycle Cassette Spacers Description Must have product: All you need to convert to single speed If you’ve got vertical dropouts, ...

DMR Single Speed Kit Bicycle Cassette Spacers Description This DMR single speed spacer kit makes it simple to ditch your gears and run a single spe...

New tooth profile designed to work with both electronic and mechanical Shimano drivetrains. Tooth profile slightly changed to better accomodate mec...

Original Shimano parts guarantees that all components work perfectly for optimum performance and maximum safety and longevity. Lock in performance ...

* X-GLIDE™2 improves both inboard and outboard shifting, as well as chain retention* Super wide 10-50t gear range—a perfect fit for any ride* Optim...

SRAM XX1 Eagle XG-1299 Bicycle Casettes The SRAM XG-1299 Eagle Cassette is the pinnacle of drivetrain technology, offering a massive gear range and...

* Power Glide technology * Heat treated steel* Compatibility: PC-1130, PC-1170, PC-1190R, and industry standard 11sp chains* 11-42T version is comp...

* Power Glide technology* Wider than triple crankset gearing in 11/32 and 12/36 options, when used with compact 34/50 crank* 300g (11-32)* SRAM Mod...

* PowerGlide II technology provides super-smooth shifting between gears* Durable nickel chrome finish* SRAM Model ID: CS-PG-1030-A1​​

* CASSETTE STEALTH RING SET XG1270 FORCE 10-11-12T (INCLUDE 2 DAMPERINGS OF EACH SIZE)* SRAM Model ID: CS-SPP-A0​​

* 400% range* For use with XPLR 1x rear derailleurs* Compatible with Flattop chains* For 11-speed HG road driver bodies* SRAM Model ID: CS-PG-1231-...

* Cog architecture has been engineered to work with both inner and outer links of the chain, which allows extremely refined shifting for both inboa...