Shimano Dura Ace FC-R9200 54/40 Neu!!! in Bayern - Reichenschwand | Fahrrad Zubehör gebraucht kaufen | eBay Kleinanzeigen ist jetzt Kleinanzeigen
![I want to run a 54/40 chainring (I live on flat terrain) but I have an ultegra 12 speed. I read that I would need to buy a DuraAce crank and and I want to run a 54/40 chainring (I live on flat terrain) but I have an ultegra 12 speed. I read that I would need to buy a DuraAce crank and and](https://preview.redd.it/i-want-to-run-a-54-40-chainring-i-live-on-flat-terrain-but-v0-gm2vwc9yelgb1.jpg?width=640&crop=smart&auto=webp&s=8095df51ff2f937ef5629833f94c2f625c0365af)
I want to run a 54/40 chainring (I live on flat terrain) but I have an ultegra 12 speed. I read that I would need to buy a DuraAce crank and and
SHIMANO DURA-ACE KETTENBLÄTTER FC-R9200 12-FACH 54/40 in Hessen - Neu-Anspach | Fahrrad Zubehör gebraucht kaufen | eBay Kleinanzeigen ist jetzt Kleinanzeigen
![Shimano DURA-ACE Di2 9200 vorgestellt – Neue Top-Schaltgruppe im ersten Test | GRAN FONDO Cycling Magazine Shimano DURA-ACE Di2 9200 vorgestellt – Neue Top-Schaltgruppe im ersten Test | GRAN FONDO Cycling Magazine](https://granfondo-cycling.com/wp-content/uploads/sites/3/2021/08/Shiman-Dura-Ace-Di2-2021-2022-News-Launch-Road-Bike-Review-Test-055-1140x760.jpg)