What is a brake master cylinder and why is it important?

The brake master cylinder is the main component in your car's hydraulic braking system. It converts the mechanical force from your brake pedal into hydraulic pressure, which then forces your brake pads to clamp onto the rotors, slowing your vehicle down.

What are the signs that my brake master cylinder needs to be replaced?

Common signs include a spongy or soft brake pedal that goes closer to the floor, a brake warning light on the dashboard, or a noticeable decrease in braking effectiveness. You might also see brake fluid leaking 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 bleed the brake system after installation.

DFC 91-93 Buick LeSabre Brake Master Cylinder

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Specifications

Brand: DFC
Part #: 355-45008
UPC: 190920377358

DFC 91-93 Buick LeSabre Brake Master Cylinder

Name: DFC 91-93 Buick LeSabre Brake Master Cylinder
Brand: DFC
Price: 185.46 USD
Availability: InStock

$185.46

On Backorder

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

Fits 91-92 Buick LeSabre. DFC Brake Master Cylinder ensures reliable braking performance.

Key Features

Fits 1991-1992 Buick LeSabre.
Direct replacement for 1991-1992 Cadillac Fleetwood, 1992 Oldsmobile 88, 1991 Oldsmobile Delta 88, and 1991-1992 Pontiac Bonneville.
Built to meet original equipment specifications for proper fit and function.
Constructed with durable materials for reliable hydraulic pressure.
Ensures consistent 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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Product Details

When you're working on the braking system of your 1991 or 1992 Buick LeSabre, a properly functioning brake master cylinder is essential for safe stopping. This component is the heart of your hydraulic brake system, converting the force from your brake pedal into hydraulic pressure that pushes the brake pads against the rotors. If your master cylinder is leaking or not building pressure correctly, you'll notice a spongy pedal or reduced braking ability, making replacement a priority.

This master cylinder from DFC is built to meet the original specifications for your LeSabre, ensuring it fits right and performs as expected. It's constructed with durable materials designed to withstand the rigors of the braking system, providing consistent hydraulic pressure for reliable stopping power. Because it's a direct replacement part, installation should be straightforward, allowing you to get your car back on the road with confidence in its braking performance.

This master cylinder is also designed to fit several other GM vehicles from the same era, including the Cadillac Fleetwood, Oldsmobile 88 and Delta 88, and Pontiac Bonneville. Remember to bleed your brake system thoroughly after installation to remove any air and ensure optimal braking performance.