Upgrade your vehicle's braking system with the Dorman M630509 Brake Master Cylinder, a premium replacement designed to ensure reliable performance and durability. This master cylinder, complete with a reservoir, is crafted from robust cast iron material and features a 1-inch bore diameter, accommodating a dual-port configuration for a secure fit on your brake system.

Engineered for precision, the Dorman M630509 is meticulously manufactured in China to meet exact OEM standards, as evidenced by its interchange part number MC140064 and OE/OEM part number MC141792. It comes with a 1-year manufacturer warranty, offering peace of mind with your purchase. This non-universal, natural-finish master cylinder is a practical choice for maintaining optimal brake function without compromising on quality.