OE Quality
60-Day Returns

Dorman CM350055 Clutch Master Cylinder
Reliable Clutch Master Cylinder for Ford and Mazda Vehicles
The Dorman CM350055 clutch master cylinder is designed as a standard replacement part for select Ford and Mazda manual transmission models. Engineered with a 16mm bore diameter, this component ensures consistent hydraulic pressure for smooth clutch operation in vehicles like the Ford Ranger and Mazda B2300.
- Standard replacement grade for dependable performance
- 16mm bore diameter optimized for precise hydraulic control
- Includes clutch master cylinder in package contents
- Compatible with Ford B2300, B3000, B4000, Explorer, Ranger, and Mazda Navajo models
- Durable construction to maintain clutch system integrity
Product Details and Specifications
The Dorman CM350055 clutch master cylinder features a 16mm bore diameter, which is critical for maintaining the correct hydraulic pressure within the clutch system. This ensures smooth engagement and disengagement of the clutch, reducing wear on transmission components. As a standard replacement part, it meets OEM specifications for fit and function, making it suitable for manual transmission vehicles such as the Ford B2300, B3000, B4000, Explorer, Ranger, and the Mazda Navajo.
Compatible Vehicles and Applications
This clutch master cylinder is compatible with a range of Ford and Mazda models equipped with manual transmissions. It is specifically designed for:
- Ford B2300, B3000, B4000 pickups
- Ford Explorer SUVs
- Ford Ranger trucks
- Mazda Navajo SUVs
Common Issues Addressed by This Clutch Master Cylinder
- Difficulty shifting gears due to low or inconsistent hydraulic pressure
- Clutch pedal feels spongy or sinks to the floor
- Fluid leaks from the clutch master cylinder
- Clutch engagement problems causing transmission slippage
- Hydraulic system failure leading to clutch inoperability
Installation Notes and Tips
When installing the Dorman CM350055 clutch master cylinder, ensure the hydraulic system is properly bled to remove air pockets. Verify the bore diameter matches the vehicle’s specifications to maintain system integrity. It is recommended to inspect related components such as the clutch slave cylinder and hydraulic lines during installation for optimal performance.
Quality Assurance and Warranty
Dorman provides this clutch master cylinder as a standard replacement part manufactured to meet or exceed OEM standards. The product undergoes quality control inspections to ensure durability and reliable operation. Please refer to Dorman’s warranty policy for specific coverage details.
| Brand | Dorman |
| Part Number | CM350055 |
| Bore Diameter | 16 |
| Item Grade | Standard Replacement |
| Package Contents | Clutch Master Cylinder |
This part fits 12 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 1998 | Ford | Ranger | 4.0L | V6 | N/A | 16mm Bore for Drum Brake Wheel Cylinder |
| 1994 | Ford | Explorer | N/A | 16mm Bore for Drum Brake Wheel Cylinder | ||
| 1994 | Ford | Ranger | 3.0L | V6 | N/A | 16mm Bore for Drum Brake Wheel Cylinder |
| 1994 | Ford | Ranger | 4.0L | V6 | N/A | 16mm Bore for Drum Brake Wheel Cylinder |
| 1994 | Mazda | B2300 | N/A | 16mm Bore for Drum Brake Wheel Cylinder | ||
| 1994 | Mazda | B3000 | N/A | 16mm Bore for Drum Brake Wheel Cylinder | ||
| 1994 | Mazda | B4000 | N/A | 16mm Bore for Drum Brake Wheel Cylinder | ||
| 1994 | Mazda | Navajo | N/A | 16mm Bore for Drum Brake Wheel Cylinder | ||
| 1993 | Ford | Explorer | N/A | 16mm Bore for Drum Brake Wheel Cylinder | ||
| 1993 | Ford | Ranger | 3.0L | V6 | N/A | 16mm Bore for Drum Brake Wheel Cylinder |
| 1993 | Ford | Ranger | 4.0L | V6 | N/A | 16mm Bore for Drum Brake Wheel Cylinder |
| 1993 | Mazda | Navajo | N/A | 16mm Bore for Drum Brake Wheel Cylinder |
* 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.