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Dorman M39636 Brake Master Cylinder
Reliable Brake Master Cylinder for Ford E-250, E-350, F-250, and F-350
The Dorman M39636 Brake Master Cylinder is engineered to restore proper brake hydraulics in select Ford trucks and vans. Designed specifically for Ford E-250 Econoline, E-350 Econoline, F-250, and F-350 models, this master cylinder ensures consistent brake fluid pressure and reliable stopping power.
- Compatible with Ford E-250 Econoline, E-250 Econoline Club Wagon, E-350 Econoline, E-350 Econoline Club Wagon, F-250, and F-350
- Includes reservoir and sensor for integrated brake fluid monitoring
- Constructed from durable aluminum for corrosion resistance and longevity
- Dual bore diameters: 1.063 inch and 1.125 inch for precise hydraulic control
- Two outlet ports with rearward outlet size 7/16-24 and secondary outlet thread diameter 9/16-18
- Mounting hardware not included; master cylinder only
Product Features and Specifications
The Dorman M39636 master cylinder features an aluminum body that resists corrosion and withstands the demands of brake hydraulics. It includes a reservoir and sensor, allowing for seamless integration with the vehicle’s brake fluid system and warning indicators. The dual bore diameters of 1.063 and 1.125 inches provide the necessary hydraulic pressure for effective braking performance. Two outlets with specific thread sizes (7/16-24 rearward outlet and 9/16-18 secondary outlet) accommodate the brake lines for proper fluid distribution. This part is designed exclusively for select Ford trucks and vans, ensuring compatibility and reliable operation.
Common Applications and Problem Resolution
- Restores brake fluid pressure in Ford E-250 and E-350 Econoline vans
- Replaces worn or leaking master cylinders in Ford F-250 and F-350 trucks
- Solves issues with brake pedal sinking or sponginess
- Addresses brake fluid leaks from the master cylinder reservoir or outlets
- Resolves brake warning light activation due to sensor faults
Installation Notes and Tips
Installation of the Dorman M39636 master cylinder requires removal of the old unit and proper bleeding of the brake system to eliminate air. Since mounting hardware is not included, retain or source compatible fasteners for secure installation. Verify thread sizes for brake line fittings to ensure proper connection. It is recommended to inspect brake lines and related components during installation for any signs of wear or damage.
Quality Assurance and Warranty
Dorman manufactures the M39636 master cylinder to meet or exceed OEM specifications for fit, form, and function. The aluminum construction and integrated sensor contribute to long-term reliability. This part is backed by Dorman’s standard warranty coverage, providing confidence in its durability and performance for Ford E-250 Econoline, E-350 Econoline, F-250, and F-350 vehicles.
| Brand | Dorman |
|---|---|
| Part Number | M39636 |
| Master Cylinder Bore Diameter | 1.063 |
| Master Cylinder Bore Diameter | 1.125 |
| Master Cylinder Material | Aluminum |
| Mounting Hardware Included | No |
| Number of Outlets | 2 |
| Package Contents | Master Cylinder |
| Rearward Outlet Size | 7/16-24 |
| Reservoir Included | Yes |
| Secondary Outlet Thread Diameter | 9/16-18 |
| Sensor Included | Yes |
This part fits 62 vehicles. Search below:
| Year | Make | Model | Body Type | Drive Type | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 1996 | Ford | E-250 Econoline | N/A | Not compatible with vehicles equipped with Cruise Control; Bore size: 1.0625 inches. | |||
| 1996 | Ford | E-350 Econoline | N/A | Compatible with vehicles without Cruise Control; 1.125" bore size. | |||
| 1996 | Ford | E-350 Econoline Club Wagon | N/A | Compatible with vehicles without Cruise Control; 1.125" bore size. | |||
| 1995 | Ford | E-250 Econoline | N/A | Not compatible with vehicles equipped with Cruise Control; Bore size: 1.0625 inches. | |||
| 1995 | Ford | E-350 Econoline | N/A | Compatible with vehicles without Cruise Control; 1.125" bore size. | |||
| 1995 | Ford | E-350 Econoline Club Wagon | N/A | Compatible with vehicles without Cruise Control; 1.125" bore size. | |||
| 1995 | Ford | F-250 | N/A | Compatible with vehicles without Cruise Control; 1.125" bore size. | |||
| 1995 | Ford | F-350 | GAS | N/A | Fits applications without Cruise Control, has 1.125" bore, includes Vacuum Booster. | ||
| 1995 | Ford | F-350 | DIESEL | N/A | Compatible with vehicles without Cruise Control; 1.125" bore size. | ||
| 1994 | Ford | E-250 Econoline | N/A | Not compatible with vehicles equipped with Cruise Control; Bore size: 1.0625 inches. | |||
| 1994 | Ford | E-350 Econoline | N/A | Compatible with vehicles without Cruise Control; 1.125" bore size. | |||
| 1994 | Ford | E-350 Econoline Club Wagon | N/A | Compatible with vehicles without Cruise Control; 1.125" bore size. | |||
| 1994 | Ford | F-250 | N/A | Compatible with vehicles without Cruise Control; 1.125" bore size. | |||
| 1994 | Ford | F-350 | N/A | Fits applications without Cruise Control, has 1.125" bore, includes Vacuum Booster. | |||
| 1993 | Ford | E-350 Econoline | N/A | Compatible with drum brake systems with a 1.125" bore size. | |||
| 1993 | Ford | E-350 Econoline Club Wagon | N/A | Compatible with drum brake systems with a 1.125" bore size. | |||
| 1993 | Ford | F-250 | RWD | N/A | Compatible with drum brake systems with a 1.125" bore size. | ||
| 1993 | Ford | F-250 | 4WD | N/A | Compatible with drum brake systems with a 1.125" bore size. | ||
| 1993 | Ford | F-350 | N/A | Compatible with vehicles without Cruise Control; 1.125" bore size. | |||
| 1992 | Ford | F-250 | N/A | Bore size of 1.125 In. and suitable for vehicles over 7,000 Lb. GVW. | |||
| 1992 | Ford | F-350 | N/A | Fits vehicles with Dual Rear Wheels (DRW) having a 1.125 inch bore size. | |||
| 1992 | Ford | F-350 | 4WD | N/A | w/Single Rear Wheel (SRW); Bore: 1.125 In. | ||
| 1992 | Ford | F-350 | RWD | DIESEL | N/A | w/Single Rear Wheel (SRW); Bore: 1.125 In. | |
| 1991 | Ford | E-250 Econoline | N/A | Bore size of 1.125 In. and suitable for vehicles over 7,000 Lb. GVW. | |||
| 1991 | Ford | E-250 Econoline Club Wagon | N/A | Bore size of 1.125 In. and suitable for vehicles over 7,000 Lb. GVW. | |||
| 1991 | Ford | E-350 Econoline | N/A | Compatible with drum brake systems with a 1.125" bore size. | |||
| 1991 | Ford | E-350 Econoline Club Wagon | Extended Passenger Van | N/A | Under 9,500 Lb. GVW | ||
| 1991 | Ford | E-350 Econoline Club Wagon | Extended Passenger Van | N/A | Over 9,500 Lb. GVW | ||
| 1991 | Ford | F-250 | N/A | Bore size of 1.125 In. and suitable for vehicles over 7,000 Lb. GVW. | |||
| 1991 | Ford | F-350 | N/A | Fits vehicles with Dual Rear Wheels (DRW) having a 1.125 inch bore size. | |||
| 1991 | Ford | F-350 | 4WD | N/A | w/Single Rear Wheel (SRW); Bore: 1.125 In. | ||
| 1991 | Ford | F-350 | RWD | DIESEL | N/A | w/Single Rear Wheel (SRW); Bore: 1.125 In. | |
| 1990 | Ford | E-250 Econoline | N/A | Bore size of 1.125 In. and suitable for vehicles over 7,000 Lb. GVW. | |||
| 1990 | Ford | E-250 Econoline Club Wagon | N/A | Bore size of 1.125 In. and suitable for vehicles over 7,000 Lb. GVW. | |||
| 1990 | Ford | E-350 Econoline | N/A | Compatible with drum brake systems with a 1.125" bore size. | |||
| 1990 | Ford | E-350 Econoline Club Wagon | Extended Passenger Van | N/A | Over 9,500 Lb. GVW | ||
| 1990 | Ford | E-350 Econoline Club Wagon | Extended Passenger Van | N/A | Under 9,500 Lb. GVW | ||
| 1990 | Ford | F-250 | N/A | Bore size of 1.125 In. and suitable for vehicles over 7,000 Lb. GVW. | |||
| 1990 | Ford | F-350 | N/A | Fits vehicles with Dual Rear Wheels (DRW) having a 1.125 inch bore size. | |||
| 1990 | Ford | F-350 | 4WD | N/A | w/Single Rear Wheel (SRW); Bore: 1.125 In. | ||
| 1990 | Ford | F-350 | RWD | DIESEL | N/A | w/Single Rear Wheel (SRW); Bore: 1.125 In. | |
| 1989 | Ford | E-250 Econoline | N/A | Bore size of 1.125 In. and suitable for vehicles over 7,000 Lb. GVW. | |||
| 1989 | Ford | E-250 Econoline Club Wagon | N/A | Bore size of 1.125 In. and suitable for vehicles over 7,000 Lb. GVW. | |||
| 1989 | Ford | E-350 Econoline | N/A | Compatible with drum brake systems with a 1.125" bore size. | |||
| 1989 | Ford | E-350 Econoline Club Wagon | N/A | Over 9,500 Lb. GVW | |||
| 1989 | Ford | E-350 Econoline Club Wagon | N/A | Under 9,500 Lb. GVW | |||
| 1989 | Ford | F-250 | N/A | Bore size of 1.125 In. and suitable for vehicles over 7,000 Lb. GVW. | |||
| 1989 | Ford | F-350 | N/A | Compatible with drum brake systems with a 1.125" bore size. | |||
| 1988 | Ford | E-250 Econoline | N/A | Bore size of 1.125 In. and suitable for vehicles over 7,000 Lb. GVW. | |||
| 1988 | Ford | E-250 Econoline Club Wagon | N/A | Bore size of 1.125 In. and suitable for vehicles over 7,000 Lb. GVW. | |||
| 1988 | Ford | E-350 Econoline | N/A | Compatible with drum brake systems with a 1.125" bore size. | |||
| 1988 | Ford | E-350 Econoline Club Wagon | N/A | Over 9,500 Lb. GVW | |||
| 1988 | Ford | E-350 Econoline Club Wagon | N/A | Under 9,500 Lb. GVW | |||
| 1988 | Ford | F-250 | N/A | Bore size of 1.125 In. and suitable for vehicles over 7,000 Lb. GVW. | |||
| 1988 | Ford | F-350 | N/A | Compatible with drum brake systems with a 1.125" bore size. | |||
| 1987 | Ford | E-250 Econoline | N/A | Bore size of 1.125 In. and suitable for vehicles over 7,000 Lb. GVW. | |||
| 1987 | Ford | E-250 Econoline Club Wagon | N/A | Bore size of 1.125 In. and suitable for vehicles over 7,000 Lb. GVW. | |||
| 1987 | Ford | E-350 Econoline | N/A | Compatible with drum brake systems with a 1.125" bore size. | |||
| 1987 | Ford | E-350 Econoline Club Wagon | N/A | Under 9,500 Lb. GVW | |||
| 1987 | Ford | E-350 Econoline Club Wagon | N/A | Over 9,500 Lb. GVW | |||
| 1987 | Ford | F-250 | N/A | Bore size of 1.125 In. and suitable for vehicles over 7,000 Lb. GVW. | |||
| 1987 | Ford | F-350 | N/A | Compatible with drum brake systems with a 1.125" bore size. |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.