Dorman M630750 brake master cylinder for the 2010 Volkswagen Jetta and other vehicles turns pedal force into hydraulic pressure for the brakes. This Dorman master cylinder has two outlets that send the pressurized fluid on toward the brake lines.
- Part of the Dorman First Stop line
- Aluminum master cylinder with a 0.938 in bore diameter
- All rubber components use an EPDM compound that resists glycol-based brake fluid
- Made entirely of new materials
- Made to meet rigorous SAE International standards
Quick facts
- Part: Dorman M630750 brake master cylinder
- Fits: 2010 Volkswagen Jetta and other vehicles
- Material: Aluminum
- Condition: New
A soft or sinking brake pedal, brake fluid around the cylinder or a brake warning light can be signs of a worn master cylinder. Before you replace it, rule out leaking brake lines, calipers or wheel cylinders and a low fluid level, since any of those can also leave the pedal feeling soft.
Fits
The listing covers a wide range of Volkswagen and SEAT models, led by the 2010 Volkswagen Jetta, the 2012 Volkswagen Passat and the 2017-2019 Volkswagen Caddy. The fitment calls for one master cylinder per vehicle. If your own car is not named here, look up its year and model in the "Vehicles it fits" section.
Specifications
Fit and size
- Quantity per vehicle: 1
- Bore diameter: 0.938 in
- Number of outlets: 2
- Rearward outlet size: M12 X 1.0
- Secondary outlet thread diameter: M12 X 1.0
- Primary outlet thread pitch: 1 mm
Build and materials
- Master cylinder material: Aluminum
- Rubber components: EPDM compound
- Condition: New
- Country of origin: China
In the box
One brake master cylinder. Mounting hardware, a reservoir and a sensor are not included, and since old fasteners may not be reusable, plan on new mounting hardware.
Interchange: 100-2923 · 13-3907 · 11-3907 · 130.33427 · 355-74051
MC391390 · 1K1614019L · R135695
This part cross-references / interchanges with the following part numbers:
100-2923, 13-3907, 11-3907, 130.33427, 355-74051, MC391390, 1K1614019L, R135695
Frequently Asked Questions
Is this Jetta master cylinder right for the 2010 Volkswagen Jetta?
Yes. Dorman M630750 is listed for the 2010 Volkswagen Jetta. If your car is a different year or model, look it up in the "Vehicles it fits" section.
Does this Passat brake master cylinder fit the 2012 Volkswagen Passat?
Yes. Dorman M630750 is listed for the 2012 Volkswagen Passat, and the fitment calls for one master cylinder per vehicle.
Does the Dorman M630750 come with a reservoir or sensor?
No. This listing is one aluminum master cylinder. The reservoir, sensor and mounting hardware are not included.
What size are the outlet threads on this Dorman brake master cylinder?
The rearward outlet and the secondary outlet thread are M12 X 1.0, and the primary outlet thread pitch is 1 mm. The bore diameter is 0.938 in.
Are the rubber parts in this master cylinder made for glycol-based brake fluid?
Yes. All rubber components in this master cylinder are made of an EPDM compound for resistance to glycol-based brake fluid.
