HomeBrake > Brake HydraulicsDorman M630590 Brake Master Cylinder
Part #: M630590

Dorman M630590 Brake Master Cylinder

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4 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Chrysler and Dodge, 300, Challenger, Charger, and Magnum
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Reliable Brake Master Cylinder for Chrysler and Dodge Vehicles

The Dorman M630590 brake master cylinder is engineered to restore proper brake hydraulics in select Chrysler and Dodge models. Designed with precision, this aluminum master cylinder includes a reservoir and sensor to ensure consistent brake performance for vehicles like the Chrysler 300, Dodge Challenger, Charger, and Magnum.

Key Features of the Dorman M630590 Brake Master Cylinder

  • Master cylinder bore diameter: 1.063 inches for accurate hydraulic pressure
  • Durable aluminum construction for corrosion resistance and longevity
  • Includes reservoir for brake fluid storage
  • Equipped with sensor to monitor brake system status
  • Two outlets with secondary outlet thread diameter of 14 mm (M14 x 1.5 thread pitch)
  • Rearward outlet size: M14 x 1.5 for secure brake line connections
  • Package contains the master cylinder unit only; mounting hardware not included

Detailed Description of the Dorman M630590 Brake Master Cylinder

This brake master cylinder is specifically designed for compatibility with Chrysler 300, Dodge Challenger, Charger, and Magnum models. Its 1.063-inch bore diameter ensures precise hydraulic pressure delivery, critical for effective braking. Constructed from aluminum, the unit offers resistance to corrosion and heat, contributing to reliable brake system operation. The included reservoir allows for proper brake fluid containment, while the integrated sensor provides real-time monitoring of brake system conditions. Featuring two outlets with a secondary outlet thread diameter of 14 mm and a rearward outlet size of M14 x 1.5, this master cylinder supports secure and leak-free brake line connections. Note that mounting hardware is not included, so ensure you have the necessary components for installation.

Common Brake Issues Addressed by This Master Cylinder

  • Spongy or unresponsive brake pedal feel
  • Brake fluid leaks from the master cylinder area
  • Brake warning light activation due to sensor feedback
  • Reduced braking efficiency or inconsistent brake pressure
  • Failure of the original master cylinder in Chrysler 300 or Dodge Charger models

Installation Notes and Tips

  • Verify compatibility with your specific Chrysler or Dodge model before installation
  • Bleed the brake system thoroughly after installation to remove air pockets
  • Use appropriate brake fluid as specified by the vehicle manufacturer
  • Check all brake line connections for tightness and leaks
  • Ensure the sensor is properly connected to maintain brake system monitoring

Quality Assurance and Warranty Information

Dorman manufactures this brake master cylinder to meet or exceed OEM specifications for fit and function. The aluminum construction and integrated sensor contribute to dependable brake system performance. While mounting hardware is not included, the product undergoes quality checks to ensure durability and reliability. Please refer to Dorman's warranty policy for specific coverage details related to the M630590 brake master cylinder.

BrandDorman
Part NumberM630590
Master Cylinder Bore Diameter1.063
Master Cylinder MaterialAluminum
Mounting Hardware IncludedNo
Number of Outlets2
Package ContentsMaster Cylinder
Rearward Outlet SizeM14 x 1.5
Reservoir IncludedYes
Secondary Outlet Thread Diameter14
Sensor IncludedYes
Thread Pitch1.5

This part fits 4 vehicles. Search below:

YearMakeModelPositionNotes
2008Chrysler300N/AHeavy Duty Brakes; Performance Brakes; Bore size: 1.0625 inches.
2008DodgeChallengerN/ADrum brake wheel cylinder with a size of 1.0625 inches.
2008DodgeChargerN/AHeavy Duty Brakes; Performance Brakes.
2008DodgeMagnumN/AHeavy Duty Brakes; Performance Brakes.

* 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:

10-371913-4120A68033788AAF143507MC391126

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