HomeBrake > Brake HydraulicsDorman M630186 Brake Master Cylinder
Part #: M630186

Dorman M630186 Brake Master Cylinder

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6 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, Tiburon and Elantra
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Reliable Brake Master Cylinder for Hyundai Elantra and Tiburon

The Dorman M630186 brake master cylinder is engineered to restore proper brake hydraulics for Hyundai Elantra and Tiburon models. Designed with precision, this aluminum master cylinder includes a reservoir and sensor to ensure consistent braking performance.

  • Master cylinder bore diameter: 0.875 inches
  • Constructed from durable aluminum material
  • Includes reservoir for brake fluid
  • Equipped with a sensor for brake system monitoring
  • Two outlet ports with rearward outlet size M10 x 1.0 and thread pitch 1.0
  • Secondary outlet thread diameter: 10 mm
  • Package contains the master cylinder only; mounting hardware not included

Product Details and Specifications

The Dorman M630186 brake master cylinder is designed specifically for Hyundai Elantra and Tiburon vehicles, ensuring compatibility and reliable fitment. Its 0.875-inch bore diameter provides the correct hydraulic pressure for effective braking. Made from aluminum, this master cylinder offers corrosion resistance and durability under demanding conditions. The included reservoir allows for proper brake fluid storage, while the integrated sensor supports brake system diagnostics and safety features. Featuring two outlets, including a rearward outlet sized M10 x 1.0 with a 1.0 thread pitch, this part meets the precise specifications required for your vehicle's brake hydraulics.

Common Applications and Problem Resolution

  • Restores brake pressure loss due to worn or leaking master cylinder
  • Replaces faulty brake fluid reservoir to prevent leaks and contamination
  • Resolves brake warning light issues related to sensor failure
  • Addresses uneven braking caused by damaged or corroded master cylinder
  • Improves brake pedal feel and responsiveness in Hyundai Elantra and Tiburon

Installation Notes and Tips

Installation of the Dorman M630186 brake master cylinder requires basic mechanical skills and proper tools. Note that mounting hardware is not included, so retain original fasteners or acquire replacements as needed. Ensure the brake system is properly bled after installation to remove air and maintain hydraulic integrity. Verify sensor connections are secure to enable accurate brake system monitoring. Follow vehicle-specific service manual instructions for torque specifications and safety precautions.

Quality Assurance and Warranty

Dorman manufactures this brake master cylinder to meet or exceed OEM standards for fit, form, and function. The aluminum construction and integrated sensor contribute to long-term reliability. While specific warranty details are not provided here, Dorman typically offers limited warranties on their brake hydraulic components. Consult product documentation or authorized sources for exact warranty terms.

BrandDorman
Part NumberM630186
Master Cylinder Bore Diameter0.875
Master Cylinder MaterialAluminum
Mounting Hardware IncludedNo
Number of Outlets2
Package ContentsMaster Cylinder
Rearward Outlet SizeM10 X 1.0
Reservoir IncludedYes
Secondary Outlet Thread Diameter10
Sensor IncludedYes
Thread Pitch1.0

This part fits 6 vehicles. Search below:

YearMakeModelPositionNotes
1999HyundaiTiburonN/AFits drum brake wheel cylinders requiring 7/8" bore size brake master cylinder.
1998HyundaiElantraN/AFits drum brake wheel cylinders requiring 7/8" bore size brake master cylinder.
1998HyundaiTiburonN/AFits drum brake wheel cylinders requiring 7/8" bore size brake master cylinder.
1997HyundaiElantraN/AFits drum brake wheel cylinders requiring 7/8" bore size brake master cylinder.
1997HyundaiTiburonN/AFits drum brake wheel cylinders requiring 7/8" bore size brake master cylinder.
1996HyundaiElantraN/AFits drum brake wheel cylinders requiring 7/8" bore size brake master cylinder.

* 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:

072-921311-280213-2802130.5101313934585102931083-16713F134449M-52713M55106M901100MC252310MC390359

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