Carolina Classic Trucks 

GMC brake proportioning valve

Carolina Classic Trucks offers 73-77 Chevy/GMC Full Size Truck Front Disc/Rear Drums Proportioning Valve with Factory Pin Switch. This product is designed for optimal performance and safety, providing a reliable solution for your truck's braking system. Contact us:- Phone: 336-337-2132 Email: customerservice@carolinaclassictrucks.com Website :- https://www.carolinaclassictrucks.com/