A setup involving two braking mechanisms per wheel constitutes a big alteration to plain automobile braking methods. This modification sometimes entails the addition of a secondary caliper, usually paired with its personal devoted actuation system, to complement the unique, factory-installed brake. A typical utility consists of enabling a hydraulically-actuated handbrake in efficiency driving situations, the place impartial rear wheel locking is perhaps desired.
The incorporation of such a system affords enhanced braking pressure and impartial management of particular person wheels. That is notably useful in purposes like drifting, rally racing, or off-road driving, the place exact modulation of braking pressure is vital for automobile management. Traditionally, this kind of modification was primarily present in motorsport, however its use has expanded to aftermarket customization for road automobiles searching for improved efficiency or specialised capabilities.