Turn the force from your brake pedal into the hydraulic pressure that operates the brakes with the Dorman - First Stop Brake Master Cylinder M630316. It drops in as a direct-fit replacement for the 2004-2008 Chevrolet Colorado and 2004-2008 GMC Canyon (All engines), engineered to match the design, function, and performance of the original master cylinder on these applications.
This unit has two outlets with a 1-inch bore and M10 x 1.0 outlet threads, and it ships with the fluid reservoir and sensor included. Mounting hardware is not included. Country of origin: China.
Interchange: 174-1001 · 1741001 · 100-2641 · 1002641 · 13923 · 13-3209 · 133209 · 10-3209 · 103209 · 130.66052 · MC512660 · 355-47179 · 35547179 · 89040283 · M4104 · NM4104 · MC390845 · F141583 · MC141583 · Manufacturer part number M630316
This part cross-references / interchanges with the following part numbers:
What does a brake master cylinder do?
It converts the force from your brake pedal into hydraulic pressure, pushing brake fluid through its outlets to operate the vehicle's brake circuits.
Does this master cylinder fit my vehicle?
It's a direct-fit replacement for the 2004-2008 Chevrolet Colorado and 2004-2008 GMC Canyon (All engines). Check the Buyer's Guide tab to confirm your exact vehicle.
What's included with this master cylinder?
The package contains the master cylinder with its fluid reservoir and sensor included. Mounting hardware is not included.
Is mounting hardware included?
No. Consult the vehicle service information for the correct fasteners and whether they may be reused before installing.
What are signs the master cylinder may need replacing?
Signs may include a spongy or slowly sinking brake pedal or brake fluid loss with no visible external leak. Diagnose the cause before replacing, as other parts can cause these symptoms.
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.