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MPA Electrical NM4218 Brake Master Cylinder
Brake Master Cylinder for Colorado and Canyon
Restore consistent brake pedal feel with this MPA Electrical brake master cylinder, part number NM4218. It is a standard replacement unit for 2009-2012 Chevrolet Colorado and 2009-2012 GMC Canyon models with front disc brakes.
Built with an aluminum master cylinder body, plastic reservoir, and included cap and seals, NM4218 is engineered for direct hydraulic brake system service on the Chevrolet Colorado and GMC Canyon platform.
Key Features
- Standard replacement brake master cylinder for hydraulic brake repair
- Fits 2009-2012 Chevrolet Colorado, new with front disc brakes
- Fits 2009-2012 GMC Canyon, new with front disc brakes
- Aluminum master cylinder construction with plastic reservoir
- 1.062-inch bore diameter for OE-style brake system operation
- Reservoir and master cylinder cap included
- Gasket or seal included
- Uses DOT 3 brake fluid
- Two mounting holes with 0.340-inch mounting hole diameter
Detailed Description
MPA Electrical NM4218 is a new brake master cylinder built for vehicles equipped with front disc brakes. The unit is tested against OE specifications using controlled processes and sample-based validation, helping ensure consistent hydraulic performance after installation. The aluminum housing, integrated plastic reservoir, and 1.062-inch bore diameter support reliable brake pressure delivery for the Chevrolet Colorado and GMC Canyon applications listed.
This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.
What It Helps Fix
- Low or inconsistent brake pedal response
- Internal hydraulic leakage in the master cylinder
- Brake fluid loss at the master cylinder assembly
- Soft pedal feel caused by worn hydraulic components
- Brake performance issues on front disc brake-equipped Colorado and Canyon models
Installation Notes and Tips
Verify vehicle fitment by year, make, model, and brake configuration before installation. Bench bleed the master cylinder before connecting brake lines, and use fresh DOT 3 brake fluid during service. Mounting hardware, brake booster, push rod, sensor, and brake pressure switch are not included.
Quality Assurance
MPA Electrical tests each brake master cylinder against OE specifications using proprietary processes and strict protocols to support consistent braking performance out of the box. Part number NM4218 is a new standard replacement component for the listed Chevrolet Colorado and GMC Canyon applications.
| Brand | MPA Electrical |
|---|---|
| Part Number | NM4218 |
| Position | New with front disc brakes |
| Reservoir Material | Plastic |
| Mounting Hardware Included | No |
| Grade Type | Standard replacement |
| Gasket Or Seal Included | Yes |
| Mounting Hole Quantity | 2 |
| Master Cylinder Bore Diameter | 1.062 |
| Brake Booster Included | No |
| Master Cylinder Cap Included | Yes |
| Master Cylinder Material | Aluminum |
| Push Rod Included | No |
| Reservoir Included | Yes |
| Sensor Included | No |
| Mounting Hole Diameter | 0.340 |
| Mounting Bracket Included | No |
| Brake Pressure Switch(s) Included | No |
| Fluid Type | Dot 3 |
| Product Condition | New |
This part fits 8 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2012 | Chevrolet | Colorado | N/A | New with front disc brakes |
| 2012 | GMC | Canyon | N/A | New with front disc brakes |
| 2011 | Chevrolet | Colorado | N/A | New with front disc brakes |
| 2011 | GMC | Canyon | N/A | New with front disc brakes |
| 2010 | Chevrolet | Colorado | N/A | New with front disc brakes |
| 2010 | GMC | Canyon | N/A | New with front disc brakes |
| 2009 | Chevrolet | Colorado | N/A | New with front disc brakes |
| 2009 | GMC | Canyon | N/A | New with front disc brakes |
* 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.