Turn brake-pedal force into the hydraulic pressure that operates your brake circuits with the Dorman - First Stop Brake Master Cylinder, MPN M630696. It drops in as a direct-fit replacement for the 2006-2008 Kia Optima [All], precision-engineered to match the design, function, and performance of the original master cylinder for those applications. A master cylinder that leaks internally or externally can cause a sinking or spongy pedal; if a failed master cylinder is the cause, this unit replaces it.
It features a 1-inch bore and three outlets, and comes with the reservoir and sensor included. Mounting hardware is not included; consult the vehicle service information for the correct fasteners and whether they may be reused. Country of origin: Taiwan.
Interchange: 100-2006 · 1002006 · 13-3979 · 133979 · 11-3979 · 113979 · 130.50035 · 355-21033 · 35521033 · 585102G210 · NM55698 · MC391289 · F142422 · MC142422. Manufacturer part number M630696.
This part cross-references / interchanges with the following part numbers:
What does this brake master cylinder do?
It converts the force from your brake pedal into hydraulic pressure that is sent to the brake circuits, using its 1-inch bore and three outlets to operate the system.
Will this fit my vehicle?
It is a direct-fit replacement for the 2006-2008 Kia Optima [All]. Check the Buyer's Guide tab to confirm it matches your vehicle before ordering.
Does it include a reservoir and sensor?
Yes. The reservoir and sensor are included, and the package contents are the master cylinder.
Is mounting hardware included?
No. Mounting hardware is not included; consult the vehicle service information for the correct fasteners and whether they may be reused.
Is this new or remanufactured?
It is 100% new, made entirely of new materials and not remanufactured, and made to meet rigorous SAE International standards.
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.