Shimano CS-R8100 Cassette 12-Speed Ultegra frame-wheelset-box-shipping Designed specifically for heavy-duty demands

Designed specifically for heavy-duty demands

Universal hub

fast rolling rotation

4500 lumen verified

Shimano CS-R8100 Cassette 12-Speed Ultegra frame-wheelset-box-shipping Designed specifically for heavy-duty demandsThe uninterrupted shifting experience of the ULTEGRA R8100 12 speed cassette range lets you climb, sprint, or cruise without stopping to think about your next gear change. Larger driving cogs maximize drivetrain efficiency and create compatibility with both Shimano 11 and 12 speed FREEHUB bodies. HYPERGLIDE+ cassettes revolutionized off road shifting with its seamless shifts both up and down the gear range. Now it's time for the technology to change