HomeBrake > Brake HydraulicsDorman M630102 Brake Master Cylinder
Part #: M630102

Dorman M630102 Brake Master Cylinder

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3 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Nissan, Frontier
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Reliable Brake Master Cylinder for Nissan Frontier

The Dorman M630102 Brake Master Cylinder is designed specifically for Nissan Frontier models, providing precise hydraulic control for your vehicle's braking system. Crafted from durable aluminum, this master cylinder includes a reservoir and features a 1-inch bore diameter to ensure consistent brake performance.

Key Features of the Dorman M630102 Brake Master Cylinder

  • Compatible with Nissan Frontier models
  • Master cylinder bore diameter: 1 inch for optimal hydraulic pressure
  • Constructed from lightweight, corrosion-resistant aluminum
  • Includes reservoir for brake fluid storage
  • Two outlets with rearward outlet size M10 x 1.0 and thread pitch 1.0
  • Secondary outlet thread diameter of 10 mm
  • Package contains the master cylinder only; mounting hardware not included
  • No sensor included

Detailed Description

The Dorman M630102 Brake Master Cylinder is engineered to meet the hydraulic braking needs of Nissan Frontier vehicles. Its aluminum construction offers a balance of strength and corrosion resistance, which is essential for long-term durability in brake hydraulics. The 1-inch bore diameter ensures proper fluid displacement, contributing to consistent brake pedal feel and reliable stopping power. This master cylinder comes with an integrated reservoir, simplifying installation and maintenance. Featuring two outlets with precise thread specifications (M10 x 1.0 rearward outlet and 10 mm secondary outlet), it is designed to fit the brake lines of the Nissan Frontier accurately.

Common Applications and Issues Addressed

  • Restores proper brake fluid pressure for Nissan Frontier brake systems
  • Replaces worn or leaking master cylinders causing brake pedal sponginess
  • Solves brake fluid reservoir leaks or contamination issues
  • Addresses inconsistent brake pedal response due to internal cylinder wear
  • Improves overall brake system reliability and safety

Installation Notes and Tips

  • Ensure compatibility with your specific Nissan Frontier model year before installation
  • Brake fluid reservoir is included, but mounting hardware is not; reuse existing hardware or source separately
  • Bleed the brake system thoroughly after installation to remove air and ensure proper hydraulic function
  • Inspect brake lines and fittings for wear or damage during installation

Quality Assurance and Warranty

Dorman manufactures the M630102 Brake Master Cylinder to meet or exceed OEM specifications for Nissan Frontier brake hydraulics. While mounting hardware and sensors are not included, the product is built to provide reliable performance. Please refer to Dorman's warranty policy for coverage details.

BrandDorman
Part NumberM630102
Master Cylinder Bore Diameter1
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 IncludedNo
Thread Pitch1.0

This part fits 3 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2002NissanFrontier3.3LV6N/ACompatible with 1-inch bore drum brake wheel cylinders.
2001NissanFrontier3.3LV6N/ACompatible with 1-inch bore drum brake wheel cylinders.
2000NissanFrontier3.3LV6N/ACompatible with 1-inch bore drum brake wheel cylinders.

* 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:

072-950611-301113-3011130.42322460107B7460107B700F134496M-51323M55173MC390838MC511500

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