The Shimano Ultegra R 8000 is affordable and features the technology of the Dura Ace R9000 components. Shadow rear derailleur technology, new front derailleur mechanism, lighter crankset and a wide gear ratio range

The 11-speed drivetrain of the new Ultegra generation. For the new Ultegra R8000 series, Shimano has redesigned every single component to create one of the most innovative groupsets of all time. One of the outstanding results of this redesign is the wide range of gear ratios available. The new Ultegra 11-speed drivetrain allows the bike to be tuned for specific uses through various gear ratios.

The Shimano Ultegra CSR8000 cassette, featuring two large sprocket blocks on an aluminium spider, offers Shimano’s outstanding smooth shifting performance combined with low weight and long-lasting durability. Shimano offers replacement sprockets for these cassettes. This means that if only a few are worn out, they can be replaced at a reasonable cost. We can also supply these cassettes in a version converted by TNC for 10-speed freehub bodies

Shimano Ultegra CS-R8000 Cassette Technical Specifications:

• Gear ratios: 12-13-14-15-16-17-18-19-21-23-25 teeth
• Steel-aluminium, surface coating reduces wear by 30 per cent
• For use with super-slim 11-speed chain
• Weight: 232 g for 11-25 teeth