Build the hydraulic pressure your brakes depend on with the Dorman - First Stop Brake Master Cylinder M22975. This master cylinder converts brake-pedal force into the hydraulic pressure that actuates the vehicle's brakes, and it drops in as a direct-fit replacement for the 1957-1960 Ford F-100 and 1960-1966 Ford P-100 (All engines). It's precision-engineered to match the original master cylinder's design, function, and performance on the listed applications.
It features a 1.063-inch bore and a single rearward outlet sized 1/2-20. Because mounting hardware is not included, consult the vehicle service information for the correct fasteners and whether they may be reused. Country of origin: Taiwan.
Interchange: 83-42022 · 8342022 · M900039 · 100-2462 · 1002462 · M-85022 · M85022 · 11049 · 13-22975 · 1322975 · 10-22975 · 1022975 · 130.65022 · MC509420 · 355-54143 · 35554143 · B9C2140A · BC92140A · 18001599 · MC22975 · F22975 · Manufacturer part number M22975
This part cross-references / interchanges with the following part numbers:
What vehicles does this master cylinder fit?
It's a direct-fit replacement for the 1957-1960 Ford F-100 and 1960-1966 Ford P-100 (All engines). Check the Buyer's Guide tab to confirm fitment for your vehicle.
Does it include a reservoir?
Yes, a reservoir is included. A sensor is not included, and mounting hardware is not included.
What are the key specifications?
It has a cast-iron housing, a 1.063-inch bore, and a single rearward outlet sized 1/2-20.
Is this unit new or remanufactured?
It's 100% new, made entirely of new materials rather than remanufactured, and built to meet SAE International standards.
What does a brake master cylinder do, and what are signs it may need replacing?
It converts brake-pedal force into hydraulic pressure to actuate the brakes. A sinking or spongy pedal or unexplained fluid loss may be signs it needs replacing; diagnose the cause first.
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.