Do clutch rear derailleurs add drivetrain friction?
Clutched rear derailleurs have long been a fixture in the mountain bike world given how the one-way pulley cage pivots dramatically enhance chain security and reduce noise. The road world has largely ignored the technology on two counts, though: weight and friction. The added mass relative to a non-clutched rear derailleur is indisputable, but does … The post Do clutch rear derailleurs add drivetrain friction? appeared first on CyclingTips .