Dorman - First Stop Drum Brake Wheel Cylinder P/N:W37967
Dorman W610209 rear left drum brake wheel cylinder for the 2005-2016 Isuzu NRR and other vehicles presses the brake shoes outward against the drum when you brake. It is engineered as a direct match for the original drum brake wheel cylinder and is sold individually.
A wheel cylinder that leaks can show up as wet fluid inside the drum, a damp or stained boot, or a soft brake pedal. With the drum off during a brake service, look for that wetness first, since a leaking brake line or hose can leave similar traces, and have a shop pin down the source before the cylinder is replaced.
The 2005-2016 Isuzu NRR, the 2014-2015 Isuzu NQR and the 2005-2009 Chevrolet W5500HD Tiltmaster all take this drum brake wheel cylinder, along with other vehicles. The 2005-2016 Isuzu NRR takes one at this rear left position; the other side of that axle is a separate part and is normally done at the same time. If your vehicle is not named here, look up its year, make and model in the "Vehicles it fits" section.
Fit and size
Build and materials
One drum brake wheel cylinder. Mounting hardware, a bleeder screw and a bleeder screw cap are not included, and the old hardware may not be reusable, so plan on new.
Interchange: 134.76066 · 375-47109
97372823 · S475701700 · 8973728230 · 8983172800
This part cross-references / interchanges with the following part numbers:
Does the Dorman W610209 wheel cylinder fit the 2014-2015 Isuzu NQR?
Yes. Dorman W610209 is a rear left wheel cylinder for the 2014-2015 Isuzu NQR and the 2005-2016 Isuzu NRR. For other vehicles, use the "Vehicles it fits" section.
Does the Dorman W610209 come with a bleeder screw or mounting hardware?
No. Dorman W610209 comes as one wheel cylinder only. The bleeder screw, the bleeder screw cap and the mounting hardware are not included.
What are the inside diameter and inlet thread of this drum brake wheel cylinder?
The inside diameter is 1-5/16 in and the inlet thread size is (2) M10 x 1.0. The cylinder is cast iron, with four mounting holes.
How can I tell if a rear wheel cylinder is leaking?
With the drum off during a brake service, wet fluid or a damp, stained boot around the cylinder can mean it is leaking. A soft pedal can be another sign.
How are the bores on the Dorman W610209 wheel cylinder tested?
The bores of this Dorman W610209 are surface-tested to give the pressure cups an optimum sealing surface. The cylinder is also manufactured and tested for quality assurance.
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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.