Dorman - First Stop Drum Brake Wheel Cylinder P/N:W10581
Bring firm, reliable braking back to your classic truck or van with the Dorman - First Stop Drum Brake Wheel Cylinder W9344. This is the rear-left hydraulic cylinder that converts pedal pressure into the outward push that forces the brake shoes against the drum. It installs as a direct-fit replacement across a wide range of vintage applications, including the 1950-1952 International L130 [All], 1953-1966 Ford F-350 [All], 1960-1970 Chevrolet C30 Pickup [All], and 1968-1971 Dodge D300 Pickup [All] — see the Buyer's Guide tab for the full list of 131 applications.
Dorman engineers this unit to line up with the original wheel cylinder's fit, function, and performance on the listed vehicles, and each is manufactured and tested for quality assurance. Replacing the cylinder while servicing the drum brakes is a practical way to freshen the hydraulic side. Ships as one wheel cylinder. Country of origin: China.
Interchange: 84-38007 · 8438007 · W906049 · 101-1575 · 1011575 · W-84007 · W84007 · 33073 · 134.64007 · 135.64007 · 1664583 · 1669965 · 920334 · WC256090 · 375-47052 · 37547052 · TCAA2262A · 2622919 · 3767121 · 3779497 · 5461525 · 75084R91 · WC9344 · F9344. Manufacturer part number W9344.
This part cross-references / interchanges with the following part numbers:
What does this drum brake wheel cylinder do?
It uses hydraulic pressure from the brake system to push the brake shoes outward against the drum when you press the pedal, applying the drum brake at that wheel.
What position is this wheel cylinder for?
It is cataloged for the rear-left position on the listed applications. Sold individually as one wheel cylinder.
Is a bleeder screw included?
Yes, a bleeder screw is included. The bleeder screw cap is not included.
What are the bore and thread specifications?
It has a 1.25 in inside diameter and a 7/16-24 UNS inlet thread (7/16 in thread diameter).
What are signs this wheel cylinder may need replacing?
Signs include brake fluid leaking behind the drum or at the backing plate, dampness around the cylinder boots, and a low or sinking pedal. Diagnose the cause before replacing.
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.