Deliver firm, even rear drum braking with the Raybestos Element3 Drum Brake Wheel Cylinder WC37871. It drops in as a direct-fit replacement for the 1997 Infiniti QX4, 1990-1994 Nissan D21, 1998-2002 Nissan Frontier, 1996-1998 Nissan Pathfinder, and 1995-1997 Nissan Pickup (All engines). Mounted in the rear drum brake, it converts hydraulic pressure from the master cylinder into the force that pushes the brake shoes outward against the drum.
Long service life: built with high-quality components for dependable performance and safety.
OE fit, form, and function: materials matching OE specifications and vehicle-specific designs.
Pressure tested: 100% end-of-line pressure tested for consistent, reliable operation.
Cylinder bore diameter: 0.594 in.
Each listed application uses two rear wheel cylinders per axle. This unit is sold individually, so order two and replace both sides together as a matched set for balanced braking. If a leaking or seized wheel cylinder is the cause of your rear-brake issue, this replaces it. Country of origin: Italy.
Manufacturer part number: WC37871.
Frequently Asked Questions
What does this wheel cylinder do?
It sits in the rear drum brake and converts hydraulic pressure from the master cylinder into force that pushes the brake shoes outward against the drum to apply the brakes.
Which vehicles does the WC37871 fit?
It's a direct-fit replacement for the 1997 Infiniti QX4, 1990-1994 Nissan D21, 1998-2002 Nissan Frontier, 1996-1998 Nissan Pathfinder, and 1995-1997 Nissan Pickup (All engines). See the Buyer's Guide tab to confirm your vehicle.
Is this a front or rear wheel cylinder?
It is a rear drum brake wheel cylinder for the listed applications.
How many do I need?
Each listed application uses two per axle. This listing is for one cylinder, so order two and replace both sides together as a matched set for balanced braking.
What are signs this wheel cylinder may need replacing?
Brake fluid leaking at the cylinder or onto the backing plate, a soft or sinking pedal, or uneven rear braking. Diagnose the cause before replacing, since these signs can have other sources.
Keep hydraulic pressure flowing to your rear drum brake shoes with the Raybestos Element3 Drum Brake Wheel Cylinder, MPN WC37539. Mounted on the rear backing plate, this wheel cylinder uses its...
Keep firm, even drum braking with the Raybestos Element3 Drum Brake Wheel Cylinder WC37847. A wheel cylinder uses hydraulic pressure from the brake system to push the drum brake shoes outward against...
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.
