HomeBrake > Brake HydraulicsDorman M630602 Brake Master Cylinder
Part #: M630602

Dorman M630602 Brake Master Cylinder

⚙️ 6 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Honda, Civic
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Reliable Brake Master Cylinder for Honda Civic

The Dorman M630602 brake master cylinder is engineered to provide consistent hydraulic pressure for your Honda Civic's braking system. Designed with precision, this aluminum master cylinder ensures durability and reliable performance for your vehicle's brake hydraulics.

  • Compatible with Honda Civic models
  • Master cylinder bore diameter: 0.75 inches
  • Constructed from durable aluminum material
  • Includes two outlets with M12 x 1.0 thread size
  • Does not include reservoir or sensor
  • Package contains master cylinder only

Product Details and Specifications

The Dorman M630602 brake master cylinder features a 0.75-inch bore diameter, which is critical for maintaining proper hydraulic pressure in the brake system. Made from aluminum, this part offers corrosion resistance and strength to withstand the demands of daily driving. It includes two outlets, both with M12 x 1.0 thread pitch, designed for secure and precise brake line connections. Note that this master cylinder does not come with a reservoir or sensor, so those components must be sourced separately if needed.

Compatible Vehicles and Applications

This brake master cylinder is specifically compatible with Honda Civic models, making it a suitable replacement part for maintaining or restoring brake system functionality. The part number M630602 ensures you are selecting the correct component for your vehicle's brake hydraulics.

  • Restores proper brake pedal feel and hydraulic pressure
  • Addresses brake fluid leaks from the master cylinder
  • Resolves spongy or unresponsive brake pedal issues
  • Replaces worn or damaged master cylinder components
  • Supports safe and effective braking performance

Installation Notes and Tips

When installing the Dorman M630602 brake master cylinder, ensure the brake system is properly bled to remove any air pockets. Since mounting hardware is not included, retain or acquire the necessary bolts and fittings for secure installation. Verify thread sizes (M12 x 1.0) for brake line compatibility. It is recommended to inspect related brake components during installation for optimal system performance.

Quality Assurance and Warranty

Dorman manufactures this brake master cylinder to meet or exceed OEM standards for fit and function. While specific warranty details are not provided here, Dorman products typically come with a limited warranty covering defects in materials and workmanship. Refer to official Dorman documentation for complete warranty information.

BrandDorman
Part NumberM630602
Mounting Hardware IncludedNo
Master Cylinder Bore Diameter0.75
Master Cylinder MaterialAluminum
Reservoir IncludedNo
Sensor IncludedNo
Number of Outlets2
Package ContentsMaster cylinder
Rearward Outlet SizeM12 x 1.0
Secondary Outlet Thread DiameterM12 x 1.0
Thread Pitch1.0

This part fits 6 vehicles. Search below:

YearMakeModelSubmodelPositionNotes
2011HondaCivicSiN/A
2010HondaCivicSiN/A
2009HondaCivicSiN/A
2008HondaCivicSiN/A
2007HondaCivicSiN/A
2006HondaCivicSiN/A

* 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:

11-351813-3518130.4006846100SNBG51MC391227R135291

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