Shimano Ultegra CS-R8101 Cassette - 12-Speed 11-34t Silver

Experience flawless gear transitions with the Shimano Ultegra CS-R8101 Cassette, a 12-speed 11-34t silver cassette designed to elevate your cycling performance. Whether climbing steep hills, sprinting to the finish line, or cruising on flat terrain, this cassette ensures smooth, uninterrupted shifting so you can focus entirely on your ride without hesitation.

The larger driving cogs enhance drivetrain efficiency and provide broad compatibility with both Shimano 11-speed and 12-speed freehub bodies, offering versatility for your setup. Equipped with Shimano’s advanced HYPERGLIDE+ technology, it delivers seamless shifts both up and down the gear range for consistent, precise performance under all conditions.

• Optimized 12-step gear ratio maximizes efficiency and acceleration in any racing scenario
• Quick and smooth shifting even under maximum pedaling force, ensuring reliable power transfer
• Compatible with 12-speed and Shimano/SRAM 11-speed road freehub bodies, enhancing adaptability