What does a brake wheel cylinder do?

The wheel cylinder is part of your drum brake system. When you press the brake pedal, hydraulic pressure forces the pistons inside the wheel cylinder to move outward. This action pushes the brake shoes against the inside of the brake drum, creating friction to slow or stop the vehicle.

How do I know if my wheel cylinder needs replacing?

Common signs include a spongy brake pedal, the brake warning light coming on, or finding brake fluid leaking around the rear wheels, especially near the brake drums. If you notice any of these symptoms, it's a good idea to inspect your wheel cylinders.

Does this wheel cylinder come with new brake shoes or hardware?

This part is just the brake wheel cylinder. You will need to purchase brake shoes, springs, and other hardware separately if they are not included with your drum brake hardware kit.

DFC 76-80 Buick Skyhawk Rear Brake Wheel Cylinder

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Specifications

Brand: DFC
Part #: 375-52009
UPC: 190920399190

DFC 76-80 Buick Skyhawk Rear Brake Wheel Cylinder

Name: DFC 76-80 Buick Skyhawk Rear Brake Wheel Cylinder
Brand: DFC
Price: 12.33 USD
Availability: InStock

$12.33

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

DFC 76-80 Buick Skyhawk Rear Brake Wheel Cylinder. Ensures proper brake pressure at the rear wheels.

Key Features

Fits 1976-1980 Buick Skyhawk, 1976-1980 Chevrolet Monza, 1976-1977 Chevrolet Vega, 1976-1980 Oldsmobile Starfire, 1976-1977 Pontiac Astre, and 1976-1980 Pontiac Sunbird.
Replaces the original brake wheel cylinder to restore proper rear brake function.
Designed to push brake shoes outward against the drum when the brake pedal is applied.
Helps ensure consistent brake pressure at the rear wheels.

⚠️ 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 rear drum brakes for your classic car, like a 1976-1980 Buick Skyhawk, Chevrolet Monza, or Pontiac Sunbird, the wheel cylinder is a critical part. It's what pushes your brake shoes out against the drum when you hit the pedal, creating the friction needed to slow down. If yours is leaking or seized up, your brakes won't work right, and that's a safety issue you don't want to mess with.

This DFC wheel cylinder is built to fit a range of popular vehicles from the mid-70s to early 80s. It's a well-built replacement part designed to restore the proper function of your rear drum brakes. When you're rebuilding your brake system, making sure each component is working correctly is key to getting reliable stopping power back. Installing a new wheel cylinder is a straightforward job for most DIYers, often just requiring you to disconnect the brake line and unbolt the old unit.