The full ceramic Not For Instagram bearings in an oversized pulley wheel. It took us a while but they are finally available! Spin for days and have that badass oversized pulley look, while maintaining shifting accuracy? You can have it all. These pulleys fit on your stock cage, no need to rebuild the derailleur.
These pulleys fit the latest generation of Shimano derailleurs: Dura Ace R9100, Ultegra R8000 and 105 R7000. They also work well with the long cage of a Sram Wifli setup.
By using the standard cage on your Sram or Shimano derailleur and the narrow wide tooth profile, you will get the benefits of reduced articulation in the chain, while retaining accurate shifting. Something that has been a negative side effect of running large pulley systems.
Switching to an oversized set might require to install a longer chain.Here is a videoexplaining how to get it just right.
If you are looking for the best pulleys to fit the previous generation Ultegra (6800), please have a look at our12 tooth road pulleys.