HomeDorman M630024 Brake Master Cylinder
Part #: M630024

Dorman M630024 Brake Master Cylinder

⚙️ 2 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Cadillac, DeVille
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Reliable Brake Master Cylinder for Cadillac DeVille

The Dorman M630024 Brake Master Cylinder is engineered to restore proper brake hydraulics in your Cadillac DeVille. Designed with precision, this master cylinder includes a reservoir and sensor to ensure optimal brake system performance.

Key Features of Dorman M630024 Brake Master Cylinder

  • Master cylinder bore diameter of 1.125 inches for accurate hydraulic pressure
  • Constructed from durable aluminum material for corrosion resistance
  • Includes reservoir and sensor for integrated brake fluid management
  • Two outlets with rearward outlet size M14 x 1.5 and secondary outlet thread diameter M12 x 1.0
  • Compatible with Cadillac DeVille brake hydraulic systems

Detailed Product Description

The Dorman M630024 brake master cylinder is specifically designed for the Cadillac DeVille, providing a precise fit and reliable function. Its aluminum construction offers strength and resistance to corrosion, extending the life of the brake component. The 1.125-inch bore diameter ensures consistent hydraulic pressure, which is critical for effective braking. This master cylinder comes complete with a reservoir and sensor, allowing for seamless integration with the vehicle’s brake fluid system. Featuring two outlets, including a rearward outlet sized M14 x 1.5 and a secondary outlet with M12 x 1.0 thread diameter, this part supports proper brake line connections and fluid distribution.

Common Brake Issues Addressed by This Master Cylinder

  • Brake pedal sinking or sponginess due to master cylinder failure
  • Brake fluid leaks from worn or damaged master cylinder seals
  • Inconsistent brake pressure affecting stopping performance
  • Warning lights triggered by faulty brake fluid sensors
  • Brake system failure caused by internal component wear

Installation Notes and Tips

When installing the Dorman M630024 master cylinder on a Cadillac DeVille, ensure the brake fluid reservoir is properly filled and free of contaminants. Bleed the brake system thoroughly to remove air pockets and verify that all outlet connections match the specified thread sizes (M14 x 1.5 rearward outlet and M12 x 1.0 secondary outlet). Use appropriate tools to avoid damaging the aluminum housing during installation. This part does not include mounting hardware, so retain original fasteners or acquire replacements as needed.

Quality Assurance and Warranty Information

Dorman manufactures the M630024 brake master cylinder to meet or exceed OEM specifications for the Cadillac DeVille. 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 to ensure customer confidence in product durability and performance.

BrandDorman
Part NumberM630024
Mounting Hardware IncludedNo
Master Cylinder Bore Diameter1.125
Master Cylinder MaterialAluminum
Reservoir IncludedYes
Sensor IncludedYes
Number of Outlets2
Package ContentsMaster cylinder
Rearward Outlet SizeM14 x 1.5
Secondary Outlet Thread DiameterM12 x 1.0
Thread Pitch1.0

This part fits 2 vehicles. Search below:

YearMakeModelPositionNotes
1999CadillacDeVilleN/Aw/RPO Code J55 (Heavy Duty Power Brakes); Bore: 1.125 In.
1998CadillacDeVilleN/Aw/RPO Code J55 (Heavy Duty Power Brakes); Bore: 1.125 In.

* 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:

10-292713-2927130.62109139021802979383-36109F142297M-82109M3066MC390421MC511320

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