What does a brake master cylinder do?

The master cylinder converts the mechanical force from your brake pedal into hydraulic pressure. This pressure is then sent through the brake lines to activate the brakes at each wheel, allowing your vehicle to slow down or stop.

What are the signs that my brake master cylinder needs replacing?

Common signs include a spongy or soft brake pedal that goes closer to the floor, a brake warning light on the dashboard, or visible brake fluid leaks around the master cylinder itself.

Does this master cylinder come with brake fluid?

This DFC brake master cylinder does not include brake fluid. You will need to purchase the appropriate type of brake fluid for your vehicle separately and fill the reservoir after installation.

DFC Brake Master Cylinder 355-47147

Name: DFC 85-95 Chevrolet G20 Brake Master Cylinder
Brand: DFC
Price: 100.95 USD
Availability: InStock

DFC 85-95 Chevrolet G20 Brake Master Cylinder

$100.95

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 1985-1995 Chevrolet G20. Ensures proper brake fluid pressure for reliable stopping.

Key Features

Fits 1985-1995 Chevrolet Astro, G10, G20, P20, and 1985-1995 GMC G1500, G2500, P2500, Safari.
Restores proper hydraulic pressure for reliable braking.
Built to match original equipment specifications for a direct fit.
Durable construction designed for long service life in the braking system.

⚠️ 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 you're rebuilding the braking system on your 1985-1995 Chevrolet Astro, G10, G20, P20, or compatible GMC van, a new master cylinder is key. This part is the heart of your hydraulic brake system, converting the force from your brake pedal into fluid pressure that pushes the brake pads against the rotors or shoes against the drums. If your old master cylinder is leaking or not holding pressure, you'll notice a spongy pedal or reduced stopping power, making this a critical component to replace for safe operation.

This master cylinder from DFC is built to meet the original specifications for your vehicle, ensuring it fits right and functions as expected. It's made from durable materials designed to withstand the pressures and temperatures within the brake system. Replacing the master cylinder is a common step when addressing brake fluid leaks or when the pedal feels soft, and this unit offers a solid option for restoring your van's braking performance.

When installing a new master cylinder, it's important to bleed the brake system thoroughly afterward to remove any air. This ensures that the hydraulic pressure is transmitted efficiently to all four wheels. Always refer to your vehicle's service manual for the correct procedure and any specific tool requirements.