Dorman - First Stop Brake Master Cylinder P/N:M73354
Turn brake-pedal force into the hydraulic pressure that feeds each brake circuit with the Dorman - First Stop Brake Master Cylinder M630268. It installs as a direct-fit replacement for the 2000-2008 Ford Focus (All engines), and Dorman engineers it to match the design, function, and performance of the original master cylinder on the listed applications.
It has a 23 mm master cylinder bore diameter and four outlets, with a rearward outlet size of M10 x 1.0, a secondary outlet thread diameter of M12 x 1.0, and a primary outlet thread pitch of 1 mm. Mounting hardware is not included — consult the vehicle service information for the correct fasteners and whether they may be reused. Country of origin: China.
Interchange: 100-2199 · 1002199 · M-81107 · M81107 · 13900 · 13-2982 · 132982 · 10-2982 · 102982 · 130.61110 · 130.61131 · 131.61110 · MC252240 · 355-54081 · 35554081 · 6S4Z2140AA · YS4Z2004AA · M55115 · NM55115 · MC390643 · F140093
This part cross-references / interchanges with the following part numbers:
What vehicles does the M630268 master cylinder fit?
It is a direct-fit replacement for the 2000-2008 Ford Focus (All engines). Check the Buyer's Guide tab to confirm it matches your vehicle.
Does it include a reservoir?
Yes, the reservoir is included. A fluid-level sensor and mounting hardware are not included.
What does a brake master cylinder do?
It converts the force from your brake pedal into hydraulic pressure that is sent through its outlets to the brake circuits.
What are signs my master cylinder may need replacing?
A sinking or spongy pedal, fluid seepage around the cylinder, or a pedal that slowly drops under steady pressure can be signs. Diagnose the cause before replacing.
What are its key specifications?
It has a 23 mm bore and four outlets, with an M10 x 1.0 rearward outlet and an M12 x 1.0 secondary outlet thread. The aluminum housing matches the original's casting material.
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.