Dorman M630288 brake master cylinder for the 1998-2000 Ford Ranger and other vehicles turns pedal force into hydraulic pressure for the brakes. This master cylinder has three outlets for the brake lines.
- Aluminum housing
- All rubber components are EPDM compound, which resists glycol-based brake fluid
- Made entirely of new materials
- Built to meet SAE International standards
- Part of the Dorman First Stop line
Quick facts
- Part: Dorman M630288 brake master cylinder
- Fits: 1998-2000 Ford Ranger and other vehicles
- Material: Aluminum
- Condition: New
A brake pedal that sinks slowly toward the floor, feels soft, or a fluid leak at the master cylinder can mean it is wearing out. Before you replace it, rule out leaks at the brake lines, calipers or wheel cylinders, which can also leave you with a low, soft pedal. The 1998-2000 Ford Ranger takes one.
Fits
This is a master cylinder for the 1998-2000 Ford Ranger. It also fits the 2003-2005 Ford Explorer Sport Trac and the 2003 Ford Explorer Sport.
Specifications
Fit and size
- Quantity per vehicle: 1
- Bore diameter: 1.063 in
- Number of outlets: 3
- Rearward outlet size: M18 x 1.0
- Secondary outlet thread diameter: M10 x 1.0 & 3/8-24
Build and materials
- Material: Aluminum
- Condition: New
- Country of origin: Taiwan
In the box
One master cylinder with its reservoir and sensor. Mounting hardware is not included, so plan on new mounting hardware, since the old pieces may not be reusable.
Interchange: 100-2508 · 13-2863 · 10-2863 · 130.65055 · 131.65055 · BRMC-109
3L2Z2140CB · 5L2Z2140B · F8YZ2140AA · MC390532 · F140669 · MC140669
This part cross-references / interchanges with the following part numbers:
100-2508, 13-2863, 10-2863, 130.65055, 131.65055, 3L2Z2140CB, 5L2Z2140B, F8YZ2140AA, BRMC-109, MC390532, F140669, MC140669
Frequently Asked Questions
Is this a master cylinder replacement for the 1998-2000 Ford Ranger?
Yes. Dorman M630288 is a direct-fit replacement for the 1998-2000 Ford Ranger.
Does this Dorman master cylinder come with the reservoir?
Yes. Dorman M630288 comes with the reservoir and a sensor. Mounting hardware is not included.
What is the bore diameter of this Dorman brake master cylinder?
The bore diameter is 1.063 in. The rearward outlet is M18 x 1.0, and the secondary outlet thread is M10 x 1.0 & 3/8-24.
Is the housing on this master cylinder aluminum, and what are the seals made of?
Yes, the master cylinder material is aluminum. Its rubber components are EPDM compound, which resists glycol-based brake fluid.
How can I tell if a master cylinder is leaking?
With the engine off and cool, look for brake fluid wetness around the master cylinder body and watch for a reservoir level that keeps dropping. A pedal that sinks is also a sign; a shop can test the system.
