Convert hydraulic pressure into braking force at the rear drums with the Raybestos Element3 Drum Brake Wheel Cylinder (WC37967). In a drum brake, this rear wheel cylinder is the hydraulic actuator — brake fluid pressure moves its internal pistons outward to push the brake shoes against the drum. It's cataloged as a direct-fit replacement for the 1992-2002 Chevrolet S10 and GMC Sonoma, 1992-1994 Chevrolet S10 Blazer and GMC Jimmy, 1994-1995 Chevrolet LLV, 1996-2000 Isuzu Hombre, and the 1992-1994 and 1996 Oldsmobile Bravada (all engines) — see the Buyer's Guide tab for the full list.
Built to last: made with high-quality components for a long service life and dependable performance.
OE fit, form, and function: materials match OE specifications and meet vehicle-specific designs.
100% pressure tested: every unit is end-of-line pressure tested for consistent, safe, reliable operation.
Bore size: 0.594 in cylinder bore diameter.
The listed applications use two wheel cylinders per application — one at each rear wheel. Replacing both sides together as a matched pair helps keep braking even and balanced; order the quantity your repair requires. Signs a wheel cylinder may need replacing include brake fluid seeping behind the drum or onto the shoes, a soft or sinking pedal, or reduced braking. Country of origin: China. Manufacturer part number WC37967.
Frequently Asked Questions
What does the WC37967 wheel cylinder do?
It's the hydraulic actuator in a rear drum brake: brake fluid pressure moves its internal pistons outward to push the brake shoes against the drum.
Is this a front or rear wheel cylinder?
It's cataloged as a rear drum brake wheel cylinder for the listed applications.
Which vehicles does it fit?
Listed for the 1992-2002 Chevrolet S10/GMC Sonoma, 1992-1994 S10 Blazer/GMC Jimmy, 1994-1995 Chevrolet LLV, 1996-2000 Isuzu Hombre, and 1992-1994 & 1996 Oldsmobile Bravada (all engines). Check the Buyer's Guide tab.
How many do I need?
The listed applications use two per application — one at each rear wheel. Replacing both sides together as a matched pair helps keep braking even and balanced.
What are signs a wheel cylinder may need replacing?
Brake fluid seeping behind the drum or onto the shoes, a soft or sinking pedal, and reduced braking. If a leaking wheel cylinder is the cause, this replaces it.
Keep your rear drum brakes applying firm, even pressure with the Raybestos Brakes Element3 Drum Brake Wheel Cylinder, MPN WC19111. This hydraulic wheel cylinder uses brake-fluid pressure to push the...
WARNING:
These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to
www.P65Warnings.ca.gov.
