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Dorman - First Stop Brake Master Cylinder P/N:M98908
$54.99
Turn brake-pedal force into the hydraulic pressure that works both brake circuits with the Dorman - First Stop Brake Master Cylinder (M98908). It drops in as a direct-fit replacement engineered to match the design, function, and performance of the original master cylinder on a range of classic Ford, Lincoln, and Mercury cars — including the 1972 Ford Thunderbird, 1972-1975 Ford Gran Torino and Ford Torino, 1972-1974 Ford Ranchero and Ford Ranch Wagon, 1979-1986 Ford LTD, 1982-1989 Lincoln Town Car, and 1979-1987 Mercury Grand Marquis. See the Buyer's Guide tab for the full list of 17 applications.
- Cast-iron housing: constructed to match the casting material of the original part for similar performance.
- Glycol-fluid-resistant seals: all rubber components use a high-quality EPDM compound to resist glycol-based brake fluid.
- 100% new: made entirely of new materials, not remanufactured.
- SAE-spec build: made to meet rigorous SAE International standards.
This unit has a 1-inch bore and two outlets — a 7/16-24 rearward outlet and a 1/2-20 secondary outlet — and ships with the reservoir included. Mounting hardware is not included and no sensor is included; consult the vehicle service information for the correct fasteners and whether they may be reused. If a worn or leaking master cylinder is behind a sinking pedal or lost braking, this replaces it. Country of origin: China. Manufacturer part number M98908.
Frequently Asked Questions
What does this brake master cylinder do?
It converts the force from your brake pedal into hydraulic pressure and routes it through two outlets to the vehicle's brake circuits.
Does it come with a reservoir?
Yes, the reservoir is included. Mounting hardware is not included and no sensor is included.
What are the bore and outlet sizes?
It has a 1-inch bore, a 7/16-24 rearward outlet, and a 1/2-20 secondary outlet.
What is it made of?
The cylinder housing is cast iron, built to match the casting material of the original, and all rubber components use an EPDM compound that resists glycol-based brake fluid.
Which vehicles does it fit?
It's a direct-fit replacement for 17 classic Ford, Lincoln, and Mercury applications built between 1972 and 1989, such as the Ford Torino, Lincoln Town Car, and Mercury Grand Marquis. Check the Buyer's Guide tab for the full list.
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Dorman - First Stop Brake Master Cylinder P/N:M98908
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