The new GRX Di2 rear derailleur has the most visible stylistic changes of the group’s components. While its predecessor looked somewhat bulky and derived from Shimano’s 11-speed Deore XT Di2 ...

Shimano 12-speed GRX Di2 long-term review: 2x shifting for off-road riding isn’t dead after all Story ... not only did I not mind relearning to use a front derailleur, I’ve actually come to ...

With the new Ultegra RX derailleur, Shimano expands compatibility to mechanical road shifting and suggests there is a benefit in having a clutch rear derailleur with double front chain rings when ...