Shimano GRX RD-RX817 Di2 1x11 Speed Derailleur 23archive Bringing back their esteemed Superguide

Bringing back their esteemed Superguide line to roaring applause on both sides of the “pond”

temperature resistant LED display

thermoformable

making the F1 Women's a reasonable choice for cold

light days

Shimano GRX RD-RX817 Di2 1x11 Speed Derailleur 23archive Bringing back their esteemed SuperguideThe Shimano GRX RD RX817 Di2 1x11 Speed Derailleur is the newest addition to Shimano's gravel specific lineup. The Shimano GRX RD RX817 Di2 1x11 Speed Derailleur is compatible with GRX 1x drivetrain systems. CAGE LENGTH N A TOTAL CAPACITY 31T COLOR SERIES COLOR AVERAGE WEIGHT 318g MOUNT Direct attachment (conventional) Direct mount compatible NUMBER OF PULLEY TEETH 11 SERIES GRX GENERATION RX800 MAX LOW SPROCKET 42 MIN LOW SPROCKET 40 REAR SPEEDS 11