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Our bike came with an Ultegra R8050 Di2 rear derailleur. The 2019 model comes with the Ultegra RX805 clutch rear derailleur. Canyon Grail CF SLX 8.0 Di2 Gravel Bike. © C. Lee / Cyclocross Magazine

Our bike came with an Ultegra R8050 Di2 rear derailleur. The 2019 model comes with the Ultegra RX805 clutch rear derailleur. Canyon Grail CF SLX 8.0 Di2 Gravel Bike. © C. Lee / Cyclocross Magazine