Rear wheels locking up while braking? You might need a new brake proportioning valve. When it comes to your vehicle’s braking system, several components are responsible for helping your vehicle come ...

When running any type of disc brake system on a car you need to remember which proportioning valve you should run. This is very important because the job of a proportioning valve is to distribute the ...

Bench Bleeding a Wilwood Master Cylinder and Proportioning Valve demonstrates the step-by-step process to remove air and ensure proper brake system performance before installation. This guide covers ...