Dorman M630221 brake master cylinder for the 1999-2000 Mazda Protege turns pedal force into hydraulic pressure for the brakes. This Dorman brake master cylinder is precision-engineered to match the design, function and performance of the original cylinder on this car.
- Aluminum cylinder housing with four outlets
- EPDM rubber components that resist glycol-based brake fluid
- Made entirely of new materials
- Built to meet SAE International standards
Quick facts
- Part: Dorman M630221 brake master cylinder
- Fits: 1999-2000 Mazda Protege
- Material: Aluminum
- Condition: New
A brake pedal that feels soft or sinks slowly, or brake fluid seen around the cylinder, can mean the master cylinder is worn. Before you replace it, rule out a leak further along the brake system, since that can also make the pedal feel soft.
Fits
This is a direct-fit replacement brake master cylinder for the 1999-2000 Mazda Protege. The listing is a single master cylinder, which is all the car takes.
Specifications
Fit and size
- Quantity per vehicle: 1
- Bore diameter: 0.938 in
- Rearward outlet size: M10 x 1.0
- Secondary outlet thread diameter: M10 x 1.0
- Primary outlet thread pitch: 1 mm
Build and materials
- Material: Aluminum
- Condition: New
- Country of origin: Taiwan
In the box
One brake master cylinder with its reservoir and sensor. Mounting hardware is not included, so plan on new bolts, as the old ones may not be reusable.
Interchange: 100-1788 · M-53419 · 13-3009 · 11-3009 · 130.45417 · 355-80070
M901254 · 13860 · M55185 · BJ0S43400 · MC390523 · F141603 · MC141603
This part cross-references / interchanges with the following part numbers:
M901254, 100-1788, M-53419, 13860, 13-3009, 11-3009, 130.45417, 355-80070, M55185, BJ0S43400, MC390523, F141603, MC141603
Frequently Asked Questions
Does Dorman M630221 fit the 1999-2000 Mazda Protege?
Yes. Dorman M630221 is a direct-fit brake master cylinder for the 1999-2000 Mazda Protege, and the car takes one.
Does the Dorman master cylinder come with the reservoir and sensor?
Yes. Dorman M630221 includes the reservoir and the sensor. Mounting hardware is not included.
What is the housing of this brake master cylinder made of?
The housing is aluminum, and its rubber components are made of EPDM compound, which resists glycol-based brake fluid.
Can a soft pedal mean the master cylinder is worn?
It can, as can a pedal that slowly sinks or fluid around the cylinder. Have the brakes checked promptly rather than driving on, because a shop can test the master cylinder.
Is 13-3009 an interchange number for Dorman M630221?
Yes. 13-3009 is one of the numbers Dorman M630221 replaces, along with 11-3009 and 355-80070.
