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Dorman - First Stop Brake Master Cylinder P/N:M630507
$642.99
Keep firm hydraulic pressure flowing to the brake system with the Dorman - First Stop Brake Master Cylinder M630507. This master cylinder converts brake-pedal force into the hydraulic pressure that operates the vehicle's brakes, and it drops in as a direct-fit replacement for the 2008-2013 Cadillac Escalade, 2009-2013 Chevrolet Silverado 1500, 2008-2013 Chevrolet Tahoe, 2009-2013 GMC Sierra 1500, and 2008-2013 GMC Yukon [All]. Precision-engineered to match the design, function, and performance of the original unit on these applications.
- 100% new: built entirely from new materials, not remanufactured.
- Aluminum housing: the cylinder housing is constructed to match the casting material of the original part for similar performance.
- Fluid-resistant seals: rubber components use a high-quality EPDM compound for resistance to glycol-based brake fluid.
- Built to spec: made to meet rigorous SAE International standards; includes the reservoir and sensor, with five outlets and an M12 x 1.5 rearward outlet.
If a worn master cylinder is the cause of a sinking or spongy brake pedal or internal fluid bypass, this replaces it. Mounting hardware is not included. Country of origin: China.
Interchange: 100-4046 · 1004046 · 10-4344 · 104344 · 130.66065 · 13066065 · 355-47191 · 35547191 · 15775174 · 20759706 · F144168 · MC144168. Manufacturer part number M630507.
This part cross-references / interchanges with the following part numbers:
100-4046, 10-4344, 130.66065, 355-47191, 15775174, 20759706, F144168, MC144168
Frequently Asked Questions
What does this brake master cylinder do?
It converts brake-pedal force into hydraulic pressure that operates the vehicle's brakes. If a failed master cylinder is the cause of a sinking or spongy pedal, this part replaces it.
Which vehicles does M630507 fit?
It is a direct-fit replacement for the 2008-2013 Cadillac Escalade, 2009-2013 Chevrolet Silverado 1500, 2008-2013 Chevrolet Tahoe, 2009-2013 GMC Sierra 1500, and 2008-2013 GMC Yukon [All].
Does it include a reservoir and sensor?
Yes. Per the catalog, this master cylinder includes the reservoir and the sensor.
Is mounting hardware included?
No, mounting hardware is not included. Consult the vehicle service information for the correct fasteners and whether they may be reused.
Is this unit new or remanufactured?
It is 100% new, built entirely from new materials and not remanufactured. It is made to meet SAE International standards with an aluminum cylinder housing.
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Dorman - First Stop Brake Master Cylinder P/N:M630507
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