Centric 131.67006 Brake Master Cylinder

Reliable Brake Master Cylinder for Dodge B300 and D-Series Trucks

The Centric C-TEK Standard Brake Master Cylinder 131.67006 is engineered to restore precise brake hydraulics for Dodge B300, D250, D350, W200, W250, W300, and W350 models. Designed with durable cast iron construction, this master cylinder ensures consistent braking performance and long service life.

• Cast iron reservoir and master cylinder for strength and durability
• Single integral reservoir included for simplified installation
• Two mounting holes for secure attachment
• 1.125 inch (28.575 mm) straight bore diameter for accurate hydraulic pressure
• Includes master cylinder cap for proper sealing
• Primary and secondary outlet thread sizes: 1/2"-20 and 9/16"-20 inverted flare
• Compatible with Dodge B300, D250, D350, W200, W250, W300, and W350 models

About the C-TEK Standard Brake Master Cylinder Line

The C-TEK Standard Brake Master Cylinder line by Centric focuses on delivering reliable, OEM-quality brake hydraulics components. This product line emphasizes durable materials such as cast iron and precise bore sizing to maintain consistent brake fluid pressure. The 131.67006 part is a direct replacement designed to meet factory specifications for Dodge trucks, ensuring proper fit and function without the need for additional modifications.

Product Details and Specifications

This brake master cylinder features a cast iron body and reservoir, providing robust resistance to wear and corrosion. The single integral reservoir design simplifies fluid management and installation. With a straight bore type measuring 1.125 inches (28.575 mm), it supports accurate hydraulic pressure delivery. The unit includes a master cylinder cap but does not come with mounting hardware, push rod, brake booster, or bleeder hoses. It has two ports with inverted flare threads—primary outlet at 1/2"-20 and secondary outlet at 9/16"-20—ensuring compatibility with standard brake lines.

Common Applications and Problem Solving

• Restores brake fluid pressure in Dodge B300 and D-Series trucks
• Replaces worn or leaking master cylinders causing brake pedal sponginess
• Fixes brake fluid leaks from damaged reservoir or seals
• Addresses inconsistent braking performance due to bore wear
• Supports brake system rebuilds requiring OEM-spec master cylinders

Installation Notes and Tips

Ensure the brake system is fully depressurized before removal. This master cylinder requires two mounting holes for secure installation but does not include mounting hardware, so retain original bolts or source replacements. Bleed the brake system thoroughly after installation to remove air and verify proper hydraulic pressure. The included master cylinder cap should be installed to prevent contamination. Compatible with factory brake boosters but does not include one.

Quality Assurance and Warranty

Centric's C-TEK Standard Brake Master Cylinder 131.67006 is manufactured to meet or exceed OEM standards for fit, form, and function. The cast iron construction ensures durability under demanding conditions. While specific warranty details are not provided here, Centric typically offers limited warranties covering defects in materials and workmanship. Verify warranty terms with the product documentation or supplier.