What does a brake master cylinder do?

The master cylinder is the heart of your vehicle's hydraulic braking system. When you press the brake pedal, it converts that mechanical force into hydraulic pressure, which then travels through the brake lines to actuate the brakes at each wheel.

What are the signs that my master cylinder needs replacing?

Common signs include a brake pedal that feels spongy or sinks to the floor when pressed, a low brake fluid level that you can't account for elsewhere, or a warning light on your dashboard indicating a brake system issue.

Does this master cylinder come with brake fluid?

This DFC brake master cylinder does not include brake fluid. It is recommended to purchase the appropriate type and amount of brake fluid separately and to flush the system when installing a new master cylinder.

DFC Brake Master Cylinder 355-40059

Name: DFC 79-03 Dodge B300 Brake Master Cylinder
Brand: DFC
Price: 69.41 USD
Availability: InStock

DFC 79-03 Dodge B300 Brake Master Cylinder

$69.41

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

DFC Brake Master Cylinder for 1979-2003 Dodge B-series and Ram Vans. Restores reliable braking performance.

Key Features

Fits 1979-2003 Dodge B1500, B2500, B3500, D200, Ram 1500 Van, Ram 2500 Van, and Ram 3500 Van.
Direct replacement for the original brake master cylinder.
Helps restore proper brake pedal feel and hydraulic pressure.
Well-built component for reliable braking performance.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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Will this fit your vehicle?

Product Details

When your Dodge van's brake pedal starts feeling spongy or sinking to the floor, it's often a sign that the brake master cylinder isn't holding pressure like it should. This DFC brake master cylinder is built to replace the original unit on a wide range of Dodge B-series and Ram Vans from 1979 through 2003, helping you get that firm pedal feel back.

This master cylinder is designed as a direct replacement, meaning it should fit right into place without needing modifications. It's a well-built component that handles the critical job of converting the force from your brake pedal into hydraulic pressure that pushes the brake pads against the rotors. Ensuring this part is in good working order is key to safe and reliable stopping power for your van.

When you're replacing a master cylinder, it's a good idea to inspect your brake fluid and consider flushing the system to remove old, contaminated fluid. This helps ensure the new master cylinder operates with clean fluid, contributing to its longevity and your van's overall braking performance.