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Dorman - First Stop Brake Master Cylinder P/N:M630663
$139.99
Turn brake-pedal force into the hydraulic pressure that operates the wheel brakes with the Dorman - First Stop Brake Master Cylinder M630663. It installs as a direct-fit replacement for the 2007-2008 Chrysler Pacifica, 2009-2015 Chrysler Town & Country, 2009-2015 Dodge Grand Caravan, 2012-2015 Ram C/V, and 2009-2012 Volkswagen Routan (all engines), and is precision-engineered to match the design, function, and performance of the original unit on those applications.
- Aluminum housing: constructed to match the casting material of the original part for similar performance.
- EPDM seals: all rubber components use a high-quality EPDM compound for resistance to glycol-based brake fluid.
- 100% new: built entirely from new materials, not remanufactured, and made to meet rigorous SAE International standards.
- Specs: 1 in bore, two outlets, secondary outlet thread 7/16-24; reservoir and sensor included. 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: 100-2433 · 1002433 · 13-3334 · 133334 · 13-4404 · 134404 · 10-3334 · 103334 · 10-4404 · 104404 · 130.63071 · 355-40035 · 35540035 · 4877805AA · 4877805AB · 4877805AC · 4877805AD · 4877805AE · 4877805AF · 4877805AG · 4877805AH · NM4147 · D6010EL01B · MC391211 · F142393 · MC142393. Manufacturer part number M630663.
This part cross-references / interchanges with the following part numbers:
100-2433, 13-3334, 13-4404, 10-3334, 10-4404, 130.63071, 4877805AA, 4877805AB, 4877805AC, 4877805AD, 4877805AE, 4877805AF, 4877805AG, 4877805AH, 355-40035, NM4147, D6010EL01B, MC391211, F142393, MC142393
Frequently Asked Questions
What does this brake master cylinder do?
It converts the force from your brake pedal into hydraulic pressure that is sent to the wheel brakes through its two outlets, actuating the braking system.
Which vehicles does the M630663 fit?
It's a direct-fit replacement for the 2007-2008 Chrysler Pacifica, 2009-2015 Chrysler Town & Country, 2009-2015 Dodge Grand Caravan, 2012-2015 Ram C/V, and 2009-2012 Volkswagen Routan (all engines). See the Buyer's Guide tab.
Does it include a reservoir, sensor, and mounting hardware?
The reservoir and sensor are included. Mounting hardware is not included; consult the vehicle service information for the correct fasteners and whether they may be reused.
What are its key specifications?
It has an aluminum housing, a 1 in bore, two outlets, and a secondary outlet thread of 7/16-24. All rubber components use an EPDM compound for resistance to glycol-based brake fluid.
What are signs the master cylinder may need replacing?
A brake pedal that slowly sinks, feels spongy, or fluid loss without a visible external leak can be signs. Diagnose the cause first; if the master cylinder is at fault, this unit replaces it.
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Dorman - First Stop Brake Master Cylinder P/N:M630663
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