Standard/OEIn stock
$18.42
10 items in stock
Quality For FREE Shipping
14-WC37690• Rear• Drum Brake Wheel Cylinder
Add Vehicle to Confirm Fitment
Select your vehicle to see compatible products and accurate pricing
GeoBrakes carries OEM-grade drum brake wheel cylinders confirmed to fit the Toyota Tundra, the hydraulic actuators at the top of each drum brake assembly that convert brake fluid pressure into the mechanical force that pushes the Tundra shoes against the drum. Available in new and remanufactured options for your Tundra, every cylinder is bored to OEM specifications
Standard/OE$18.42
10 items in stock
Select your vehicle to see compatible products and accurate pricing
The drum brake wheel cylinder on the Toyota Tundra is the hydraulic component that actuates your Tundra drum brake shoes every time you press the brake pedal. Brake fluid pressure from the master cylinder enters the Tundra wheel cylinder and acts equally on two opposed pistons, pushing them outward simultaneously toward each shoe on the Toyota Tundra. A leaking Tundra 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 Toyota Tundra.
Toyota Tundra drum brake wheel cylinders are particularly vulnerable to corrosion in American road salt conditions. Salt water penetrates the dust boots over time on the Tundra, attacking the cylinder bore surface. Once the Toyota Tundra bore is pitted, new piston cup seals cannot maintain a leak-free seal. Internally corroded Tundra cylinders must be replaced, not rebuilt. Vehicles in high-salt urban environments often require Tundra 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 Toyota Tundra. New cylinders are the stronger choice for Tundra vehicles in high-corrosion environments. Remanufactured units offer excellent value for Toyota Tundra vehicles in moderate conditions where the original bore was sound. Our vehicle selector confirms the correct Tundra cylinder, right bore diameter, port location, and mounting configuration, for your Tundra drum brake assembly before purchase.
Can I drive my Toyota Tundra with a leaking wheel cylinder?
No. A leaking Tundra cylinder actively loses hydraulic pressure from the brake circuit, reducing stopping force on your Toyota Tundra over time. Brake fluid that reaches the Tundra shoes renders the friction material ineffective. A leaking Toyota Tundra wheel cylinder is an immediate safety concern that requires urgent attention.
Should I replace both wheel cylinders on my Toyota Tundra at the same time?
Yes. If one Tundra cylinder has leaked or seized due to age and corrosion, the cylinder on the opposite side of the Toyota Tundra has experienced identical conditions and is at a similar stage of deterioration. Replacing both ensures balanced hydraulic pressure on your Tundra and avoids a second service call within months.
Do I need to bleed the brakes on my Toyota Tundra after replacing a wheel cylinder?
Yes. Replacing a Tundra wheel cylinder opens the hydraulic circuit, allowing air to enter. After installation on the Toyota Tundra, the entire rear brake circuit must be bled to remove all air and restore a firm, consistent brake pedal on your Tundra.