Dual-circuit braking system- paul-ryan.info Master cylinderand servo unit Brake pedal Brake pipes Front disc brake Handbrake lever Handbrakelinkage Rear brakedrum

A typical dual-circuit braking system in which each circuit acts on both front wheels and one rear wheel. Pressing the brake pedal forces fluid out of the master cylinder along the brake pipes to the slave cylinders at the wheels; the master cylinder has a reservoir that keeps it full.

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How the braking system works

Modern cars have brakes on all four wheels, operated by a hydraulic system. The brakes may be di...