
We are open and actively processing orders, however, please note some products may not be available or may take longer than normal to arrive due to the COVID-19 virus. All KeyParts ground shipped products are shipping 5 business days after placing your order, all Truck Freighted (large and heavy) items are shipping 4 to 6 weeks after placing your order.
American Autowire products are shipping 4 to 6 weeks after placing your order.
GMC Motor Homes 1973-1977 with
disc/drum brake setup Brake Proportioning Valve
Our GMC Brake Proportioning Valve comes with a 1 year warranty.
For use on Disc/Drum Setup Only
Our brake proportioning valve has a 9/16"-18 connection for Rear Brakes & Dual 3/8"-24
ports for the front brakes.
The connections from the Master Cylinder are 1/2"-20 and 7/16"-24.
This valve comes with the correct sensor connector.
This valve comes with a 1 year warranty.
We also offer a prop
valve bleeding tool in the related items section of this page.
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