Dorman - First Stop Brake Master Cylinder P/N:M630623
Turn pedal effort into hydraulic brake pressure with the Dorman First Stop Brake Master Cylinder M630888. It is a 100% new unit, precision-engineered to match the design, function and performance of the original master cylinder. It is listed for many models from Ford and Lincoln, among them the 2012-2019 Ford Explorer, 2013-2019 Ford Taurus and 2012-2019 Ford Flex. See the Buyer's Guide tab for the full list.
Specifications: The unit has a 1.125 in bore diameter, a single reservoir and two outlets. It has an M14 x 1.5 rearward outlet, an M12 x 1.0 secondary outlet thread diameter, a 1 mm primary outlet thread pitch and two mounting holes.
In the box: The master cylinder comes with its reservoir, cap and sensor, plus a bleeder kit. Mounting hardware, the mounting bracket, bleeder hoses and the push rod are not included. Consult the vehicle service information for the correct fasteners and whether they may be reused.
A soft or sinking brake pedal, fluid seeping at the master cylinder, or a lit brake warning light are signs this part may need replacing. Diagnose the brake system before replacing it.
Country of origin: Taiwan.
Interchange: 100-2950 · 130.65140 · 355-54256
DG1Z2140A · DG1Z2140B · NM4283 · MC391495 · 1002950 · 13065140 · 35554256
This part cross-references / interchanges with the following part numbers:
Does this Ford Explorer master cylinder fit my 2012-2019 Explorer?
Yes. M630888 is listed for the 2012-2019 Ford Explorer. The Buyer's Guide tab shows every listed application.
Can I use this as a Ford Taurus master cylinder?
Yes. It is listed for the 2013-2019 Ford Taurus and the 2012-2019 Ford Flex. The Buyer's Guide tab shows the rest of the listed applications.
What comes in the box?
You get the master cylinder with its reservoir, cap and sensor, plus a bleeder kit for bench bleeding. Mounting hardware, the mounting bracket, bleeder hoses and the push rod are not included.
What are the key specs of M630888?
It has an aluminum housing, a 1.125 in bore, a single reservoir and two outlets. It has an M14 x 1.5 rearward outlet and an M12 x 1.0 secondary outlet thread.
What are signs a brake master cylinder may need replacing?
A soft or sinking pedal, fluid seeping at the master cylinder, or a lit brake warning light can be signs. Diagnose the brake system first, because other components can cause similar symptoms.
WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.