Shimano Ultegra CS-6700

The CS-6700 is compatible with standard Shimano/SRAM 8, 9, and 10-speed freehub bodies. If you are currently running a 10-speed Shimano or SRAM drivetrain, this cassette will be a direct fit.

No, this is a 10-speed specific cassette. It will not index correctly with 11-speed shifters or derailleurs, and the spacing between cogs is different.

The 11-28 range offers a versatile balance for road riding. The 11-tooth cog provides a high gear for fast descents, while the 28-tooth cog gives you a lower gear ratio to make climbing steep gradients significantly easier.

While it is optimized for Shimano 10-speed chains, it will generally work with most 10-speed chains from other manufacturers like SRAM or KMC. For the smoothest shifting performance, sticking with a Shimano 10-speed chain is recommended.

Yes, you will need a standard Shimano-compatible cassette lockring tool and a chain whip to install or remove this cassette. These are standard tools found in most home bike repair kits.