Put the squeeze back into your drum brakes with the Dorman - First Stop Drum Brake Wheel Cylinder W610182. This cylinder uses brake-fluid pressure to drive its pistons outward, pushing the brake shoes against the drum. It drops in at the rear right rearward position as a direct-fit replacement engineered to match the original cylinder's fit, function, and performance on the listed applications.
Fitment covers the 2003-2016 Isuzu NPR and NPR-HD [All], 2013-2015 Isuzu Reach [All], 2003-2009 Chevrolet W3500 Tiltmaster and 2003-2010 W4500 Tiltmaster [All], 2003-2008 GMC W3500 Forward and 2003-2010 W4500 Forward [All], plus the 2016-2017 Chevrolet LCF 3500 and 2017 LCF 4500HD [All]. See the Buyer's Guide tab for the full list.
Bleeder screw and bleeder screw cap are not included; consult the vehicle service information for the correct fasteners and whether they may be reused. Package contains 1 wheel cylinder. Country of origin: China.
Interchange: 134.76047 · 375-47100 · 37547100 · 97349706 · 8973497060 · WC370240
Manufacturer part number W610182
This part cross-references / interchanges with the following part numbers:
What does this wheel cylinder do?
It converts brake-fluid pressure into mechanical force, driving its pistons outward to push the drum brake shoes against the drum for braking.
Will this fit my truck?
It's a direct-fit replacement for applications including the 2003-2016 Isuzu NPR/NPR-HD, 2013-2015 Isuzu Reach, and various Chevrolet/GMC W-series and LCF models. Check the Buyer's Guide tab to confirm your vehicle.
Which wheel position is this cylinder for?
It is cataloged for the rear right rearward position.
Is a bleeder screw included?
No. The bleeder screw and bleeder screw cap are not included. Consult the vehicle service information for the correct fasteners and whether they may be reused.
What is the bore size and material?
The cast iron cylinder has a 1.188 in inside diameter, with (2) M10 x 1.0 inlet threads and EPDM rubber cups and boots.
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.