Ultegra RSS

Dura-Ace, R8100, R9200, Shimano, Tech, Tech news, Ultegra - August 31, 2021

New Shimano Dura-Ace Di2 R9200 and Ultegra Di2 R8100 go ‘wiredless’, 12-speed

New Shimano Dura-Ace Di2 R9200 and Ultegra Di2 R8100 go 'wiredless', 12-speed

Also wider-range gearing, faster shifting, quieter and more powerful brakes, and a new power meter for Ultegra, all with the same high-capacity battery as before.

Read more