Brass Disc Disc Proportioning Valve includes As more force is applied to the brakes and the car begins to lean forward, less braking force is needed in the rear. This valve decreases the pressure to the rear, preventing lock up.
1974 thru 1977 Corvette Brake Proportion Valve - NEW
Tilton 90-2003, One Black Aluminum Proportion. Valve Screw Type 10Mm Performance
Tilton Brake Proportion Valve Lever Adjuster 90-1003 Prop Metric M10 Inlet 10mm
OEM 1996-2000 Honda Civic CRV Non ABS Brake Proportion Valve 6 Line
OEM 1995-2008 Toyota Corolla Brake Proportion Valve Non ABS 47150-12230