HomeCentric 130.66039 Brake Master Cylinder
Part #: 130.66039

Centric 130.66039 Brake Master Cylinder

Centric Premium Brake Master Cylinders
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OE Direct Replacement — Bolt-on fit, no modifications needed
Centric Premium Brake Master Cylinders
Fitment: GMC, 100, 150, 250, PM252, PM253, and Truck
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Overview of Centric Premium Brake Master Cylinder 130.66039

The Centric Premium Brake Master Cylinder 130.66039 is engineered for reliable brake hydraulic performance. Designed with a cast iron reservoir and master cylinder, this part ensures durability and consistent braking pressure for vehicles requiring a 1.125 inch bore diameter.

  • Cast iron reservoir and master cylinder for strength and longevity
  • Includes dust boot, push rod, reservoir, and master cylinder cap
  • Single integral reservoir style with one port and two mounting holes
  • Primary outlet thread size 1/2"-20 with bubble flare type
  • Compatible with vehicles requiring a 1.125 inch (28.575 mm) straight bore diameter

Detailed Product Features and Specifications

This Centric Premium Brake Master Cylinder features a straight bore type with a diameter of 1.125 inches (28.575 mm), suitable for precise hydraulic brake control. The cast iron construction of both the reservoir and master cylinder provides enhanced resistance to wear and corrosion. The integral single reservoir design simplifies installation and maintenance. Included components such as the dust boot, push rod, and master cylinder cap contribute to a complete assembly ready for installation. The primary outlet uses a 1/2"-20 bubble flare thread, ensuring compatibility with standard brake lines. Note that mounting hardware, brake booster, bleeder hoses, and mounting bracket are not included with this part.

About Centric Premium Brake Master Cylinders

The Centric Premium Brake Master Cylinders line focuses on delivering reliable brake hydraulics with durable materials and precise engineering. This product line is designed to meet or exceed OEM specifications, providing consistent brake fluid pressure and improved pedal feel. The 130.66039 model exemplifies this with its cast iron construction and integrated reservoir, making it suitable for a range of vehicle applications requiring a 1.125 inch bore diameter master cylinder.

Common Applications and Problem Solving

  • Replacement for worn or leaking master cylinders causing brake fluid loss
  • Restores proper brake pedal pressure and responsiveness
  • Addresses internal seal failures leading to brake drag or spongy pedal
  • Fixes master cylinder bore corrosion or damage affecting brake performance
  • Suitable for vehicles requiring a single reservoir, 1/2"-20 threaded outlet master cylinder

Installation Notes and Tips

  • Verify vehicle compatibility with a 1.125 inch bore diameter master cylinder before installation
  • Ensure all brake lines and fittings match the 1/2"-20 bubble flare outlet thread
  • Use proper brake fluid and bleed the system thoroughly after installation
  • Inspect and replace mounting hardware if necessary, as it is not included
  • Check push rod length and adjust as needed for correct pedal engagement

Quality Assurance and Warranty

Centric Premium Brake Master Cylinders are manufactured to meet strict quality standards, using cast iron materials for durability and performance. While specific warranty details for part number 130.66039 are not provided here, Centric typically offers limited warranties covering defects in materials and workmanship. It is recommended to consult the product documentation or manufacturer for exact warranty terms.

BrandCentric
Part Number130.66039
PositionCentric Premium Brake Master Cylinders
Bleeder Hoses IncludedNo
Bore Size1.125
Bore Size28.575
Bore TypeStraight
Boss, Nipple or Port: Front, End [cntrc]1/2"-20 bbl
Brake Booster IncludedNo
Cylinder Bore Dia in1 1/8"
Dust Boot IncludedYes
Master Cylinder Bore Diameter1.125
Master Cylinder Bore Diameter28.575
Master Cylinder Cap IncludedYes
Master Cylinder MaterialCast Iron
Mounting Bracket IncludedNo
Mounting Hardware IncludedNo
Mounting Hole Quantity2
Port Quantity1
Primary Bore Diameter1.125
Primary Bore Diameter28.575
Primary Outlet Flare TypeBubble
Primary Outlet Flare Type [cntrc]Bubble
Primary Outlet Thread Diameter0.500
Primary Outlet Thread Size1/2"-20
Primary Outlet Threads Per Inch20
Publication Bore [cntrc]1 1/8"
Push Rod IncludedYes
Push Rod Lgth / DepthIntegrated
Push Rod: Length / Depth [cntrc] inintegrated
Reservoir IncludedYes
Reservoir MaterialCast Iron
Reservoir StyleIntegral
Reservoir TypeSingle
Weight [cntrc] kgs2.18
Weight [cntrc] lbs4.8

This part fits 0 vehicles. Search below:

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* 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:

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