HomeBrake > Brake HydraulicsDorman M630669 Brake Master Cylinder
Part #: M630669

Dorman M630669 Brake Master Cylinder

⚙️ 6 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Kia, Spectra and Spectra5
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Reliable Brake Master Cylinder for Kia Spectra and Spectra5

The Dorman M630669 brake master cylinder is engineered to restore proper brake hydraulics for Kia Spectra and Spectra5 models. Designed with durable cast iron construction and a removable reservoir, this master cylinder ensures consistent braking performance and safety.

Key Features of the Dorman M630669 Brake Master Cylinder

  • Compatible with Kia Spectra and Spectra5 vehicles
  • Cast iron master cylinder material for durability
  • Includes master cylinder cap and removable reservoir
  • Equipped with two mounting holes for secure installation
  • Features a sensor for monitoring brake system status
  • Two outlets with secondary outlet thread diameter of 0.5 inches and rearward outlet size M10 x 1.0
  • Package includes master cylinder and bleeder kit

Detailed Description

The Dorman M630669 brake master cylinder is a critical component in the brake hydraulics system for Kia Spectra and Spectra5 models. Constructed from cast iron, it offers strength and resistance to wear under demanding conditions. The unit includes a removable reservoir, allowing for easy maintenance and fluid replacement. It features two mounting holes for a secure fit and comes with a master cylinder cap to protect the fluid from contamination. The integrated sensor helps monitor brake fluid levels or system status, contributing to vehicle safety. This master cylinder has two outlets, including a secondary outlet with a 0.5-inch thread diameter and a rearward outlet sized M10 x 1.0, ensuring compatibility with the vehicle’s brake lines. The package also contains a bleeder kit to assist with proper brake system bleeding during installation.

Common Applications and Issues Addressed

  • Restores proper brake fluid pressure and pedal feel
  • Replaces leaking or damaged master cylinders in Kia Spectra and Spectra5
  • Solves brake fluid contamination or reservoir damage problems
  • Addresses sensor-related brake warning light issues
  • Improves overall brake system reliability and safety

Installation Notes and Tips

Ensure the brake system is fully depressurized before removing the old master cylinder. The Dorman M630669 requires two mounting holes for secure attachment. Since mounting hardware is not included, use existing or appropriate hardware for installation. The removable reservoir simplifies fluid replacement and inspection. After installation, use the included bleeder kit to properly bleed the brake system and remove any air pockets. Verify sensor connections to ensure proper brake system monitoring.

Quality Assurance and Warranty

Dorman brake master cylinders are manufactured to meet or exceed OEM specifications, providing reliable performance for Kia Spectra and Spectra5 vehicles. This product includes a master cylinder cap and sensor to maintain system integrity. While specific warranty details are not provided here, Dorman typically offers limited warranties on their brake hydraulic components to ensure customer confidence and product durability.

BrandDorman
Part NumberM630669
Mounting Hardware IncludedNo
Mounting Hole Quantity2
Master Cylinder Bore Diameter0.9375
Brake Booster IncludedNo
Master Cylinder Cap IncludedYes
Master Cylinder MaterialCast iron
Push Rod IncludedNo
Reservoir IncludedYes
Secondary Outlet Thread Diameter0.5
Bleeder Hoses IncludedNo
Sensor IncludedYes
Mounting Bracket IncludedNo
Number of Outlets2
Package ContentsMaster cylinder; bleeder kit
Rearward Outlet SizeM10 x 1.0
Reservoir TypeRemovable

This part fits 6 vehicles. Search below:

YearMakeModelTransmissionPositionNotes
2009KiaSpectraAutomaticN/A
2009KiaSpectra5AutomaticN/A
2008KiaSpectraAutomaticN/A
2008KiaSpectra5AutomaticN/A
2007KiaSpectraAutomaticN/AFits models manufactured on or after 1/26/07.
2007KiaSpectra5AutomaticN/AFits models manufactured on or after 1/26/07.

* 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:

11-3916130.51024585102F70193189712MC391141R135302

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