Standard/OEIn stock
$11.94
10 items in stock
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14-WC37787• Rear• Drum Brake Wheel Cylinder
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GeoBrakes carries OEM-grade drum brake wheel cylinders confirmed to fit the Mazda Protege, the hydraulic actuators at the top of each drum brake assembly that convert brake fluid pressure into the mechanical force that pushes the Protege shoes against the drum. Available in new and remanufactured options for your Protege, every cylinder is bored to OEM specifications
Standard/OE$11.94
10 items in stock
Select your vehicle to see compatible products and accurate pricing
The drum brake wheel cylinder on the Mazda Protege is the hydraulic component that actuates your Protege drum brake shoes every time you press the brake pedal. Brake fluid pressure from the master cylinder enters the Protege wheel cylinder and acts equally on two opposed pistons, pushing them outward simultaneously toward each shoe on the Mazda Protege. A leaking Protege wheel cylinder actively bleeds hydraulic pressure from the brake circuit and contaminates the brake shoes with fluid, both of which directly compromise your ability to stop the Mazda Protege.
Mazda Protege drum brake wheel cylinders are particularly vulnerable to corrosion in American road salt conditions. Salt water penetrates the dust boots over time on the Protege, attacking the cylinder bore surface. Once the Mazda Protege bore is pitted, new piston cup seals cannot maintain a leak-free seal. Internally corroded Protege cylinders must be replaced, not rebuilt. Vehicles in high-salt urban environments often require Protege wheel cylinder replacement on the same service interval as brake shoes.
GeoBrakes stocks both new OEM-specification wheel cylinders and quality remanufactured units for the Mazda Protege. New cylinders are the stronger choice for Protege vehicles in high-corrosion environments. Remanufactured units offer excellent value for Mazda Protege vehicles in moderate conditions where the original bore was sound. Our vehicle selector confirms the correct Protege cylinder, right bore diameter, port location, and mounting configuration, for your Protege drum brake assembly before purchase.
Can I drive my Mazda Protege with a leaking wheel cylinder?
No. A leaking Protege cylinder actively loses hydraulic pressure from the brake circuit, reducing stopping force on your Mazda Protege over time. Brake fluid that reaches the Protege shoes renders the friction material ineffective. A leaking Mazda Protege wheel cylinder is an immediate safety concern that requires urgent attention.
Should I replace both wheel cylinders on my Mazda Protege at the same time?
Yes. If one Protege cylinder has leaked or seized due to age and corrosion, the cylinder on the opposite side of the Mazda Protege has experienced identical conditions and is at a similar stage of deterioration. Replacing both ensures balanced hydraulic pressure on your Protege and avoids a second service call within months.
Do I need to bleed the brakes on my Mazda Protege after replacing a wheel cylinder?
Yes. Replacing a Protege wheel cylinder opens the hydraulic circuit, allowing air to enter. After installation on the Mazda Protege, the entire rear brake circuit must be bled to remove all air and restore a firm, consistent brake pedal on your Protege.