What does a brake wheel cylinder do?

The brake wheel cylinder is part of your drum brake system. When you press the brake pedal, hydraulic pressure from the master cylinder pushes pistons inside the wheel cylinder outward. These pistons then force the brake shoes against the inside of the brake drum, slowing your vehicle.

How do I know if my brake wheel cylinder needs replacing?

Signs of a failing wheel cylinder include a spongy or soft brake pedal, brake fluid leaks around the rear wheels, or uneven braking performance. If you notice any of these issues, it's a good idea to inspect your wheel cylinders.

Does this wheel cylinder come with brake shoes or hardware?

This part is the brake wheel cylinder only. Brake shoes, springs, and other hardware are typically sold separately and should be inspected and replaced as needed during a brake job.

DFC 720093 Buick Riviera Rear Brake Wheel Cylinder

Specifications

Brand: DFC
Part #: 375-45010
UPC: 190920397288

DFC 720093 Buick Riviera Rear Brake Wheel Cylinder

Name: DFC 720093 Buick Riviera Rear Brake Wheel Cylinder
Brand: DFC
Price: 12.81 USD
Availability: InStock

$12.81

On Backorder

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1979-1985 Buick Riviera rear brake wheel cylinder by DFC. This part is essential for proper rear brake function.

Key Features

Fits 1979-1985 Buick Riviera.
Direct replacement rear brake wheel cylinder.
Essential for proper drum brake operation.
Helps push brake shoes against the drum.
Well-built for reliable hydraulic pressure transfer.

⚠️ 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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Fits these vehicles

Buick Riviera 1979-1985
Chevrolet LLV 1987-1993
Oldsmobile Toronado 1979-1985

Product Details

This DFC brake wheel cylinder is a direct replacement for the one on your 1979-1985 Buick Riviera. It's a key component in your rear drum brake system, responsible for pushing the brake shoes outward against the drum when you press the brake pedal. If you're experiencing a spongy brake pedal, leaks from the rear brakes, or uneven braking, this wheel cylinder is likely the culprit.

DFC makes this wheel cylinder to fit right, so installation should be straightforward if you're comfortable working on drum brakes. It's a well-built part designed to handle the hydraulic pressure needed to engage your rear brakes effectively. Ensuring this part is in good working order is crucial for safe and reliable stopping power.