Dorman - First Stop Brake Master Cylinder P/N:M630623
Turn each press of the pedal into hydraulic pressure for the brakes with the Dorman First Stop Brake Master Cylinder M39967. It fits many vehicles, among them the 1993-2002 Saturn SC1, 1993-2002 Saturn SC2 and 1991-2002 Saturn SL; see the Buyer's Guide tab for the full list. Dorman precision-engineers it to replicate the original master cylinder's design, function and performance. It is built from new, high-quality materials for a safe, durable replacement.
Specifications: The bore diameter is 0.875 in and there are 4 outlets. The rearward outlet 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 a sensor are included. Mounting hardware is not included. Country of origin: China.
A soft or sinking pedal, fluid seeping at the cylinder, or a steadily falling reservoir level can be signs that a master cylinder may need replacing. Diagnose the brake system before replacing parts. Bleed the new unit and the system as directed by the vehicle service procedure.
Interchange: 783-36082 · 83-36082 · 100-2986 · M-82082 · 13-2610 · 10-2610 · 10-2956 · 10-2961 · 130.62082 · 131.62082 · 355-53000
78336082 · 8336082 · 1002986 · M82082 · 132610 · 102610 · 102956 · 102961 · 13062082 · 13162082 · 35553000 · 18M519 · M900726 · M901114 · 12426 · MC123620 · 21010525 · 21013194 · M2610 · NM2610 · MC390574 · MC39967 · F123620
This part cross-references / interchanges with the following part numbers:
Which vehicles does the Dorman M39967 fit?
It fits many vehicles, among them the 1993-2002 Saturn SC1, 1993-2002 Saturn SC2 and 1991-2002 Saturn SL. Check the Buyer's Guide tab for the full list.
Does this master cylinder come with a reservoir?
Yes. The M39967 includes the reservoir and a sensor. Mounting hardware is not included, so consult the vehicle service information for the correct fasteners.
What is the M39967 made of?
The cylinder housing is aluminum. All rubber components use a high-quality EPDM compound that resists glycol-based brake fluid.
What are the bore and outlet specifications?
It has a 0.875-inch bore and 4 outlets. The rearward outlet is M10 x 1.0, the secondary outlet thread diameter is M12 x 1.0, and the primary outlet thread pitch is 1 mm.
What are signs a brake master cylinder may need replacing?
A soft or sinking pedal, fluid seeping at the cylinder, or a falling reservoir level can be signs. Diagnose the brake system first, and bleed the system after installation.
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.