Dorman - First Stop Drum Brake Wheel Cylinder P/N:W37690

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$24.99
MPN: W37690
Item Package Quantity: 1
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Dorman - First Stop Drum Brake Wheel Cylinder P/N:W37690
Dorman - First Stop Drum Brake Wheel Cylinder P/N:W37690
$24.99

Push the rear brake shoes firmly against the drum with the Dorman - First Stop Drum Brake Wheel Cylinder W37690. This rear hydraulic wheel cylinder uses fluid pressure to move its internal pistons outward, spreading the brake shoes for drum-brake actuation. It drops in as a direct-fit rear replacement for the 1981-1995 Toyota Land Cruiser, 1993 Toyota T100, 1995 Toyota T100, 1996-2000 Toyota 4Runner, 2000-2007 Toyota Tundra, and 2004-2012 Toyota Hilux (all engines), engineered to match the original wheel cylinder's fit, function and performance on the listed applications.

  • Cast iron body: durable housing with a 1 in inside-diameter bore.
  • EPDM rubber cups and boots: quality sealing components for long-lasting performance.
  • Surface-tested bore: the wheel-cylinder bore is surface-tested to provide an optimum sealing surface for the pressure cups.
  • Serviceable hardware: bleeder screw included (bleeder screw cap not included); M10 x 1.0 inlet thread.

The listed applications use two per vehicle (one per rear wheel); this listing is for one cylinder, so order 2 for a complete rear job. Replacing both sides together as a matched pair is best practice for even braking. Country of origin: China. Manufacturer part number W37690.

Frequently Asked Questions

What does this wheel cylinder do?

It is a rear drum-brake hydraulic cylinder. When you apply the brakes, fluid pressure moves its internal pistons outward to push the brake shoes against the drum.

Will this fit my vehicle?

It is a direct-fit rear wheel cylinder for the 1981-1995 Land Cruiser, 1993 and 1995 T100, 1996-2000 4Runner, 2000-2007 Tundra, and 2004-2012 Hilux (all engines). See the Buyer's Guide tab to confirm.

Is a bleeder screw included?

Yes, a bleeder screw is included. The bleeder screw cap is not included.

How many do I need?

The listed applications use two per vehicle, one per rear wheel. This listing is for one cylinder, so order 2 for a complete rear replacement; replacing both sides as a pair is best practice.

What are signs this wheel cylinder may need replacing?

Signs can include brake fluid leaking behind the drum, a soft or spongy pedal, or uneven braking. Diagnose the cause first, since these symptoms can have other sources.