Shimano ST-R8170 Di2 hydraulic shifters. Shimano RD-R8150 Di2 rear derailleur. Shimano FD-R8150 Di2 front derailleur. Shimano FC-R8100 Ultegra 175 mm crankset (52/36). Shimano BR-R8170 hydraulic brake calipers.
The Shimano Ultegra R8170 Di2 12-Speed Groupset 175mm is ideal for mountain bikers who want a reliable, precise, and efficient drivetrain system that delivers excellent performance while keeping their bike light and compact.
