Dorman - First Stop Brake Master Cylinder P/N:M390256
Generate the hydraulic pressure that applies your brakes with the Dorman First Stop Brake Master Cylinder M630025, a direct-fit master cylinder for the 2005-2010 Dodge Dakota and the 2006-2009 Mitsubishi Raider, all engines. Dorman precision-engineers this unit to match the design, function and performance of the original master cylinder on the listed applications. It is built from new, high-quality materials for a safe, durable replacement.
Specifications: The master cylinder material is aluminum, with a 1.125 in. bore and two outlets. The rearward outlet size is M10 x 1.0, the secondary outlet thread diameter is M12 x 1.0 and the primary outlet thread pitch is 1 mm. The reservoir and sensor are included. Mounting hardware is not included, so consult the vehicle service information for the correct fasteners and whether the originals may be reused. Country of origin: China.
Signs a master cylinder may need replacing include a soft or sinking brake pedal, a pedal that slowly drops under steady pressure, or fluid leaking at the cylinder. If a failed master cylinder is the cause, this unit replaces it. Diagnose the brake system first, and bleed the brakes as directed by the service procedure after installation.
Interchange: 100-2694 · 072-9736 · 13-3252 · 10-3252 · 130.67036 · 355-40073
1002694 · 0729736 · 133252 · 103252 · 13067036 · 35540073 · 5142652AA · 5175103AA · NM4122 · MC390926 · F141112 · MC141112 · R134979
This part cross-references / interchanges with the following part numbers:
Is this the right master cylinder for a 2005-2010 Dodge Dakota?
Yes. It is a direct-fit replacement for the 2005-2010 Dodge Dakota and the 2006-2009 Mitsubishi Raider, all engines. Check the Buyer's Guide tab to confirm your vehicle.
What does a brake master cylinder do?
It converts force from the brake pedal into hydraulic pressure and sends brake fluid through its outlets to the brake lines. This unit has two outlets.
Does it come with a reservoir and sensor?
Yes. The reservoir and sensor are both included with the master cylinder. Mounting hardware is not included, so consult the service information for the correct fasteners.
What are the key specifications?
The master cylinder is aluminum, with a 1.125 in. bore and two outlets. It has an M10 x 1.0 rearward outlet and an M12 x 1.0 secondary outlet thread.
What are signs a master cylinder may need replacing?
Common signs include a soft or sinking brake pedal, fluid leaking at the cylinder, or a falling reservoir level. Other brake faults can cause these too, so diagnose the system 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.