The uninterrupted shifting experience of the Shimano Ultegra CS-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. Shimano HYPERGLIDE+ technology is integrated to provide seamless shifts both up and down the gear range.
- Refined 12 step gear combination provides peak efficiency and accelerating performance for every racing situation
- Faster, smoother shifts under maximum pedaling force
- Compatible with 12-speed and road 11-speed freehub body
Manufacturer Shimano
Manufacturer Part Number ICSR810012134
UPC 192790894164
Model Shimano Ultegra CS-8100 12-Speed Cassette
Freehub Style Shimano/SRAM Spline
Drivetrain Type Shimano/SRAM 12 Speed
Cassette Ratio 11-34
Color
Silver
Range
11-34
Cassette Cogs
11-12-13-14-15-17-19-21-24-27-30-34
Cassette Body Type
Shimano/SRAM 11 Speed Road
Drivetrain Speeds
12
Weight
345
Defined Color
Silver