HomeBrake > Brake HydraulicsDorman M630456 Brake Master Cylinder
Part #: M630456

Dorman M630456 Brake Master Cylinder

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13 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Hyundai, Azera and Sonata
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Reliable Brake Master Cylinder for Hyundai Azera and Sonata

The Dorman M630456 Brake Master Cylinder is engineered to restore proper brake hydraulics for Hyundai Azera and Sonata models. Designed with precision, this master cylinder includes a reservoir and sensor to ensure optimal brake system performance.

  • Master cylinder bore diameter: 1 inch
  • Constructed from durable aluminum material
  • Includes reservoir and sensor for integrated functionality
  • Two outlet ports with M12 x 1.0 thread size
  • Rearward and secondary outlet thread diameter: M12 x 1.0
  • Thread pitch: 1.0
  • Mounting hardware not included

Product Details and Specifications

This Dorman brake master cylinder (part number M630456) is designed specifically for Hyundai Azera and Sonata vehicles, ensuring compatibility and reliable fitment. The 1-inch bore diameter provides consistent hydraulic pressure, while the aluminum construction offers corrosion resistance and long service life. The included reservoir and sensor allow for seamless integration with the vehicle’s brake system, supporting accurate fluid level monitoring and brake performance. Featuring two outlets with M12 x 1.0 thread size, this master cylinder supports standard brake line connections for these Hyundai models.

Common Applications and Problem Resolution

  • Restores brake pressure loss due to worn or damaged master cylinder
  • Eliminates brake fluid leaks from faulty reservoir or seals
  • Resolves brake warning light issues related to sensor failure
  • Improves brake pedal feel and responsiveness
  • Addresses uneven braking caused by hydraulic system faults

Installation Notes and Tips

Installation of the Dorman M630456 master cylinder requires proper brake system bleeding to remove air and ensure optimal hydraulic function. Note that mounting hardware is not included, so reuse existing hardware or acquire compatible fasteners. Verify thread pitch and outlet sizes (M12 x 1.0) to match brake lines. Sensor connections should be carefully reattached to maintain brake warning system functionality. Professional installation is recommended for safety and performance.

Quality Assurance and Warranty Information

Dorman manufactures this brake master cylinder to meet or exceed OEM specifications for Hyundai Azera and Sonata models. The aluminum construction and integrated sensor contribute to reliable operation under normal driving conditions. While mounting hardware is not included, the product undergoes quality checks to ensure fit and function. Warranty coverage details can be obtained from Dorman or authorized distributors.

BrandDorman
Part NumberM630456
Master Cylinder Bore Diameter1
Master Cylinder MaterialAluminum
Mounting Hardware IncludedNo
Number of Outlets2
Package ContentsMaster Cylinder
Rearward Outlet SizeM12 X 1.0
Reservoir IncludedYes
Secondary Outlet Thread DiameterM12 X 1.0
Sensor IncludedYes
Thread Pitch1.0

This part fits 13 vehicles. Search below:

YearMakeModelPositionNotes
2013HyundaiAzeraN/ABore size of 1 inch, suitable for vehicles equipped with Electronic Stability Package.
2012HyundaiAzeraN/ABore size of 1 inch, suitable for vehicles equipped with Electronic Stability Package.
2011HyundaiAzeraN/ABore size of 1 inch, suitable for vehicles equipped with Electronic Stability Package.
2010HyundaiAzeraN/ABore size of 1 inch, suitable for vehicles equipped with Electronic Stability Package.
2010HyundaiSonataN/ABore size of 1 inch, suitable for vehicles equipped with Electronic Stability Package.
2009HyundaiAzeraN/ABore size of 1 inch, suitable for vehicles equipped with Electronic Stability Package.
2009HyundaiSonataN/ABore size of 1 inch, suitable for vehicles equipped with Electronic Stability Package.
2008HyundaiAzeraN/ABore size of 1 inch, suitable for vehicles equipped with Electronic Stability Package.
2008HyundaiSonataN/ABore size of 1 inch, suitable for vehicles equipped with Electronic Stability Package.
2007HyundaiAzeraN/ABore size of 1 inch, suitable for vehicles equipped with Electronic Stability Package.
2007HyundaiSonataN/ABore size of 1 inch, suitable for vehicles equipped with Electronic Stability Package.
2006HyundaiAzeraN/ABore size of 1 inch, suitable for vehicles equipped with Electronic Stability Package.
2006HyundaiSonataN/ABore size of 1 inch, suitable for vehicles equipped with Electronic Stability Package.

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

11-325813-3258130.51039585103K300F142428MC391117NM55366

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.