Modern road bike brakes are plenty powerful enough with adequate modulation. The real limiting factor on road bikes is traction. Disc brakes on road bikes mig

Modern road bike brakes are plenty powerful enough with adequate modulation. The real limiting factor on road bikes is traction. Disc brakes on road bikes might give a distinctive advantage, even with greater weight. Disc brake rims need not have a braking surface and thus can be lighter having less angular momentum.