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Ships within 48 hours · Estimated delivery Sep 9 - Sep 14
with steel ball bearings offering excellent performance
a significant gain when aiming for victory or a time trial
Designed to be very comfortable over the course of long mountain rides
dust and debris
Speed lovers
Dérailleur Arrière SHIMANO ULTEGRA DI2 R8150 12V soldes with steel ball bearings offeringThe SHIMANO ULTEGRA DI2 R8150 12 Speed Rear Derailleur will help you stay focused on the race with intuitive drivetrain control. The discreet Shadow RD design from Shimano increases drivetrain stability and gives the rear derailleur a sleek, integrated look. Endurance during racing is guaranteed by the optimised tilt angle. Integrated into the Di2 system, it offers programmed automatic movement and also benefits from a protection feature that allows
