Dorman M631091 Brake Master Cylinder 08-19 Ford F-53 Motorhome Chassis F-650
Confirm Fitment Before You Buy
Not sure it fits? Message Year/Make/Model/Engine (2WD/4WD if applicable) and we’ll help confirm compatibility.
Why buy from Koskowski Automotive?
• 50+ years (since 1972) • Dorman Authorized Seller • Fast shipping • Easy returns
Regular price
$509.57
Select your vehicle at the top of the page to check fitment.
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Vehicle Fitment: Use the table below to match your exact configuration. If you don’t see your exact setup, message us before ordering.
This brake master cylinder is precision-engineered to match the design, function, and performance of the original master cylinder on specific vehicle years, makes and models. It is made of new, high-quality materials for a safe, durable replacement.
- Precise replacement - cylinder housing is constructed to match the casting material of the original part and ensure similar performance
- Durable design - all rubber components are made of high-quality EPDM compound for resistance to glycol-based brake fluid
- 100% new - made entirely of new materials, not remanufactured, to ensure highest quality and safety
- Strict specifications - made to meet rigorous SAE International standards
Vehicle Fitment
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2008-2019 | Ford | F-53 Motorhome Chassis | ||
| 2016-2019 | Ford | F-650 | ||
| 2016-2019 | Ford | F-750 |
Please confirm the part number and your vehicle's year, make, model and engine before ordering. Questions? Message us with your VIN and we'll check fitment for you.
Specifications
| Brand | Dorman |
|---|---|
| Part Number | M631091 |
| UPC | 194883857261 |
| Mounting Hardware Included | No |
| Mounting Bracket Included | No |
| Gasket Or Seal Included | No |
| Pre-Filled Fluid | No |
| Reservoir Included | Yes |
| Reservoir Type | Dual |
| Port Quantity | 2 |
| Dust Boot Included | No |
| Grade Type | Standard Replacement |
| Air Vent (Bleeder Valve) | No |
| Sensor Included | No |
| Number of Outlets | 2 |
| Outlet Type | Flanged |
| Package Contents | 1 Master Cylinder |
| Primary Outlet Thread Diameter | 1/2-20 in |
| Secondary Outlet Thread Diameter | 9/16-18 in |
| Country of Origin | China |
| Warranty | Limited Lifetime |
OE & Interchange Numbers
| DU9Z2140E | Ford (OE) |
|---|---|
| BRMC253 | Ford (OE) |