What are the symptoms of a failing brake master cylinder?

Common signs include a brake pedal that feels soft or spongy, a pedal that sinks to the floor when you apply pressure, or visible brake fluid leaks around the master cylinder itself. You might also notice a longer stopping distance.

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 and amount of brake fluid separately and bleed the brake system after installation.

What tools are typically needed to replace a brake master cylinder?

Replacing a master cylinder usually requires basic hand tools, including wrenches to disconnect brake lines and mounting bolts. You will also need a flare nut wrench for the brake lines to avoid stripping them, and a container to catch any dripping brake fluid.

DFC 99-05 Hyundai XG300 Brake Master Cylinder

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Specifications

Brand: DFC
Part #: 355-03021
UPC: 190920372384

DFC 99-05 Hyundai XG300 Brake Master Cylinder

Name: DFC 99-05 Hyundai XG300 Brake Master Cylinder
Brand: DFC
Price: 88.69 USD
Availability: InStock

$88.69

Only 2 left in stock

Fits 1999-2005 Hyundai Sonata. This DFC brake master cylinder is a direct replacement for your original part, ensuring reliable stopping power.

Key Features

Fits 1999-2005 Hyundai Sonata, 2001 Hyundai XG300, 2002-2005 Hyundai XG350, and 2001-2003 Kia Optima.
Features a durable cast iron housing for strength and longevity.
Designed as a direct replacement for your vehicle's original master cylinder.
Restores proper hydraulic pressure for reliable braking performance.
Helps resolve issues like a spongy brake pedal or reduced stopping power.

⚠️ 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

This DFC brake master cylinder is built with a cast iron housing, a material known for its strength and durability, making it a solid choice for your 1999-2005 Hyundai Sonata. It's designed to be a direct replacement for your original unit, meaning it should install without needing any modifications. A properly functioning master cylinder is crucial for your braking system; it's the component that converts the force from your brake pedal into hydraulic pressure that pushes the brake pads against the rotors.

When your original master cylinder starts to wear out, you might notice a spongy brake pedal, a longer stopping distance, or even brake fluid leaks. Replacing it with a well-built unit like this DFC cylinder helps restore your braking system's performance and ensures you can stop your vehicle safely. The cast iron construction offers good resistance to the heat and pressure generated during braking, which is important for consistent performance over time.

This part is also listed to fit the Hyundai XG300, XG350, and Kia Optima from various model years, so be sure to check the fitment details to confirm it's the right match for your specific vehicle. If you're experiencing issues with your brakes feeling soft or inconsistent, a new master cylinder is often a key part of the solution.