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Dorman M630844 Brake Master Cylinder
Reliable Brake Master Cylinder for Dodge, Hyundai, and Kia Vehicles
The Dorman M630844 Brake Master Cylinder is engineered to restore proper brake hydraulics in select Dodge, Hyundai, and Kia models. Designed with precision, this master cylinder ensures consistent brake fluid pressure for safe and responsive braking performance.
Key Features of the Dorman M630844 Brake Master Cylinder
- Constructed from durable aluminum for corrosion resistance and longevity
- Includes a removable reservoir for easy maintenance and fluid inspection
- Equipped with a sensor to monitor brake fluid levels accurately
- Features two outlets with M12 x 1.0 thread size for secure brake line connections
- Master cylinder bore diameter measures 0.938 inches for precise hydraulic control
Detailed Product Description
This Dorman brake master cylinder (part number M630844) is designed specifically for compatibility with Dodge, Hyundai, and Kia vehicles, including models such as the Accent, Attitude, and Rio. The aluminum construction provides a lightweight yet robust component that resists corrosion and wear over time. The included removable reservoir simplifies brake fluid replacement and inspection, while the integrated sensor helps maintain optimal brake system performance by alerting to fluid level changes. With two outlets featuring M12 x 1.0 thread pitch, this master cylinder ensures secure and leak-free connections to the brake lines, supporting reliable brake hydraulics.
Common Applications and Issues Addressed
- Restores brake fluid pressure in vehicles experiencing soft or spongy brake pedal feel
- Replaces master cylinders with leaking or damaged reservoirs
- Resolves brake warning light activation due to faulty fluid level sensors
- Addresses brake system failures caused by worn or corroded master cylinder components
- Improves overall brake responsiveness and safety in Dodge Accent, Hyundai Accent, Kia Rio, and similar models
Installation Notes and Tips
- Ensure brake system is properly bled after installation to remove air from hydraulic lines
- Verify compatibility with your specific vehicle model and year before installation
- Use recommended brake fluid type as specified by the vehicle manufacturer
- Inspect brake lines and fittings for wear or damage during replacement
Quality Assurance and Warranty Information
Dorman manufactures the M630844 brake master cylinder to meet or exceed OEM specifications, providing reliable performance and durability. While mounting hardware is not included, the product is designed for straightforward replacement in compatible Dodge, Hyundai, and Kia vehicles. Please consult product documentation or contact the manufacturer for warranty details.
| Brand | Dorman |
| Part Number | M630844 |
| Mounting Hardware Included | No |
| Master Cylinder Bore Diameter | 0.938 |
| Master Cylinder Material | Aluminum |
| Reservoir Included | Yes |
| Sensor Included | Yes |
| Number of Outlets | 2 |
| Package Contents | Master cylinder |
| Rearward Outlet Size | M12 x 1.0 |
| Reservoir Type | Removable |
| Secondary Outlet Thread Diameter | M12 x 1.0 |
| Thread Pitch | 1.0 |
This part fits 19 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2019 | Dodge | Attitude | N/A | w/Electronic Stability Control; w/Anti-Lock Brake System (ABS); Hyundai Part Number |
| 2018 | Dodge | Attitude | N/A | w/Electronic Stability Control; w/Anti-Lock Brake System (ABS); Bore: 15/16 In. |
| 2017 | Dodge | Attitude | N/A | w/Electronic Stability Control; w/Anti-Lock Brake System (ABS); Bore: 15/16 In. |
| 2017 | Hyundai | Accent | N/A | |
| 2016 | Dodge | Attitude | N/A | w/Electronic Stability Control; w/Anti-Lock Brake System (ABS); Bore: 15/16 In. |
| 2016 | Hyundai | Accent | N/A | Fits 15/16" bore size drum brakes on multiple vehicle models. |
| 2015 | Dodge | Attitude | N/A | w/Electronic Stability Control; w/Anti-Lock Brake System (ABS); Bore: 15/16 In. |
| 2015 | Hyundai | Accent | N/A | Fits 15/16" bore size drum brakes on multiple vehicle models. |
| 2015 | Kia | Rio | N/A | Fits 15/16" bore size drum brakes on multiple vehicle models. |
| 2014 | Dodge | Attitude | N/A | w/Anti-Lock Brake System (ABS); Bore size: 15/16 Inches. |
| 2014 | Hyundai | Accent | N/A | Fits 15/16" bore size drum brakes on multiple vehicle models. |
| 2014 | Kia | Rio | N/A | Fits 15/16" bore size drum brakes on multiple vehicle models. |
| 2013 | Dodge | Attitude | N/A | w/Anti-Lock Brake System (ABS); Bore size: 15/16 Inches. |
| 2013 | Hyundai | Accent | N/A | Fits 15/16" bore size drum brakes on multiple vehicle models. |
| 2013 | Kia | Rio | N/A | Fits 15/16" bore size drum brakes on multiple vehicle models. |
| 2012 | Dodge | Attitude | N/A | Fits 15/16" bore size drum brakes on multiple vehicle models. |
| 2012 | Hyundai | Accent | N/A | Fits 15/16" bore size drum brakes on multiple vehicle models. |
| 2012 | Kia | Rio | N/A | Fits 15/16" bore size drum brakes on multiple vehicle models. |
| 2011 | Dodge | Attitude | N/A | Fits 15/16" bore size drum brakes on multiple vehicle models. |
* 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.