Dorman - First Stop Drum Brake Wheel Cylinder P/N:W37668

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$11.99
MPN: W37668
Item Package Quantity: 1
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Dorman - First Stop Drum Brake Wheel Cylinder P/N:W37668
Dorman - First Stop Drum Brake Wheel Cylinder P/N:W37668
$11.99

Put fresh hydraulic force behind your rear brake shoes with this Dorman drum brake wheel cylinder, part number W37668 from the First Stop line, a direct-fit replacement for the 1986-1992 Ford Taurus and 1986-1992 Mercury Sable. Engine details are listed in the Buyer's Guide tab.

Inside the rear drum, the wheel cylinder converts brake-pedal hydraulic pressure into motion. Its pistons push outward to press the brake shoes against the drum. Dorman engineered this unit to match the fit, function and performance of the original wheel cylinder on these vehicles. Each cylinder is manufactured and tested for quality assurance.

  • Direct match: Engineered specifically as a direct match for the original drum brake wheel cylinder on the listed applications.
  • Cost-effective service step: Dorman describes replacing the cylinder while the drum brakes are apart as a cost-effective fix that helps maintain brake performance.
  • EPDM rubber components: The pressure cups and boots are made with high-quality EPDM rubber.
  • Surface-tested bores: The cylinder bores are surface-tested to provide an optimum sealing surface for the pressure cups.

A wheel cylinder may need replacing if you see brake fluid seeping inside the drum, wet or contaminated shoes, a soft or sinking pedal, or brakes that grab. Diagnose the cause before you order. If a leaking cylinder is the problem, W37668 replaces it.

Interchange: 784-34036 · 84-34036 · W-81036 · 134.61036 · 135.61036 · 375-54036
78434036 · 8434036 · W81036 · 13461036 · 13561036 · 37554036 · 18E249 · W906568 · 33917 · WC13917 · E6DZ2261A · 112365 · WC37668 · F112365 · WC112365

This part cross-references / interchanges with the following part numbers:

18E249, 784-34036, 84-34036, W906568, W-81036, 33917, 134.61036, 135.61036, WC13917, 375-54036, E6DZ2261A, 112365, WC37668, F112365, WC112365

Frequently Asked Questions

What does this rear wheel cylinder do?

It uses hydraulic pressure from the brake pedal to push its pistons outward. The pistons press the rear brake shoes against the drum to slow the vehicle.

Which vehicles does Dorman W37668 fit?

It is a direct-fit replacement for the 1986-1992 Ford Taurus and 1986-1992 Mercury Sable. See the Buyer's Guide tab for engine details.

What are the cups and boots made of?

Dorman makes the pressure cups and boots from high-quality EPDM rubber. The cylinder bores are surface-tested to give the cups a good sealing surface.

What are signs a wheel cylinder may need replacing?

Brake fluid leaking inside the drum, wet or contaminated shoes, a soft or sinking pedal, or grabbing brakes may be signs of a failing cylinder. Diagnose the cause before replacing it.

Should I replace the wheel cylinder during a drum brake job?

Dorman calls replacing the cylinder during drum brake service a cost-effective fix. Replacing both sides together is commonly recommended, and the brakes should be bled per the service information.