Shimano Ultegra 12-Speed Hyperglide+ Cassette 30T-34T for Road Bikes

Shimano Ultegra CS-R8101 12-Speed Cassette

Upgrade your drivetrain with the smooth, precise shifting performance of the Shimano Ultegra CS-R8101 12-speed cassette. Designed for Shimano’s latest 12-speed road groupsets, this cassette delivers fast, seamless gear transitions and optimized efficiency for both competitive riders and serious enthusiasts.

Built with Shimano’s advanced Hyperglide+ technology, the CS-R8101 ensures smooth shifting under load and consistent pedaling performance across all gears. The carefully engineered tooth profiles provide improved chain engagement and enhanced durability for long-term use.

Key Features:

• Model: CS-R8101

• Series: Shimano Ultegra R8100

• Speed: 12-Speed

• Hyperglide+ technology for smooth, fast shifting

• Compatible with Shimano 12-speed road drivetrains

• Lightweight and durable construction

• Designed for HG L2 12-speed road freehub bodies

Perfect for road racing, training, and performance riding.

Condition:

These are OEM Shimano Parts, Brand new, Never Installed on Bike, Never used in any way, just NOT in retail packaging.