Shimano

Ultegra CS-R8100 Cassette - 12-Speed, 11-30t

Experience lightning-fast, uninterrupted shifting with the Shimano Ultegra CS-R8100 12-speed cassette. Designed for peak efficiency, this refined cassette features a 12-step gear combination that delivers smooth, precise gear changes whether you're climbing, sprinting, or cruising. Larger driving cogs improve drivetrain performance and ensure compatibility with both Shimano 11-speed and 12-speed road freehub bodies. With HYPERGLIDE technology, you’ll enjoy faster shifts under load - up or down the cassette - so you stay focused on the ride, not your gearing.

Key Features:

• Refined 12-step gearing for efficient power transfer and acceleration
• Seamless shifting under maximum pedaling force
• Compatible with Shimano 12-speed and road 11-speed freehub bodies
• HYPERGLIDE technology ensures crisp, fast gear changes