Standard/OEIn stock
$12.52
10 items in stock
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14-WC37048• Rear• Drum Brake Wheel Cylinder
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GeoBrakes carries OEM-grade drum brake wheel cylinders confirmed to fit the Oldsmobile Delta 88, the hydraulic actuators at the top of each drum brake assembly that convert brake fluid pressure into the mechanical force that pushes the Delta 88 shoes against the drum. Available in new and remanufactured options for your Delta 88, every cylinder is bored to OEM specifications
Standard/OE$12.52
10 items in stock
Select your vehicle to see compatible products and accurate pricing
The drum brake wheel cylinder on the Oldsmobile Delta 88 is the hydraulic component that actuates your Delta 88 drum brake shoes every time you press the brake pedal. Brake fluid pressure from the master cylinder enters the Delta 88 wheel cylinder and acts equally on two opposed pistons, pushing them outward simultaneously toward each shoe on the Oldsmobile Delta 88. A leaking Delta 88 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 Oldsmobile Delta 88.
Oldsmobile Delta 88 drum brake wheel cylinders are particularly vulnerable to corrosion in American road salt conditions. Salt water penetrates the dust boots over time on the Delta 88, attacking the cylinder bore surface. Once the Oldsmobile Delta 88 bore is pitted, new piston cup seals cannot maintain a leak-free seal. Internally corroded Delta 88 cylinders must be replaced, not rebuilt. Vehicles in high-salt urban environments often require Delta 88 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 Oldsmobile Delta 88. New cylinders are the stronger choice for Delta 88 vehicles in high-corrosion environments. Remanufactured units offer excellent value for Oldsmobile Delta 88 vehicles in moderate conditions where the original bore was sound. Our vehicle selector confirms the correct Delta 88 cylinder, right bore diameter, port location, and mounting configuration, for your Delta 88 drum brake assembly before purchase.
Can I drive my Oldsmobile Delta 88 with a leaking wheel cylinder?
No. A leaking Delta 88 cylinder actively loses hydraulic pressure from the brake circuit, reducing stopping force on your Oldsmobile Delta 88 over time. Brake fluid that reaches the Delta 88 shoes renders the friction material ineffective. A leaking Oldsmobile Delta 88 wheel cylinder is an immediate safety concern that requires urgent attention.
Should I replace both wheel cylinders on my Oldsmobile Delta 88 at the same time?
Yes. If one Delta 88 cylinder has leaked or seized due to age and corrosion, the cylinder on the opposite side of the Oldsmobile Delta 88 has experienced identical conditions and is at a similar stage of deterioration. Replacing both ensures balanced hydraulic pressure on your Delta 88 and avoids a second service call within months.
Do I need to bleed the brakes on my Oldsmobile Delta 88 after replacing a wheel cylinder?
Yes. Replacing a Delta 88 wheel cylinder opens the hydraulic circuit, allowing air to enter. After installation on the Oldsmobile Delta 88, the entire rear brake circuit must be bled to remove all air and restore a firm, consistent brake pedal on your Delta 88.