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OE Quality
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MPA Electrical NM4297 Brake Master Cylinder
Brake Master Cylinder for GM Trucks and SUVs
The MPA Electrical NM4297 brake master cylinder is a standard replacement hydraulic component for select Cadillac, Chevrolet, and GMC vehicles with front disc brakes. It is built with an aluminum body, integrated reservoir, cap, and seal to help restore firm, consistent brake pedal response.
Compatible with 2014-2020 Chevrolet Silverado 1500, 2014-2019 Chevrolet Cheyenne, 2015-2020 Chevrolet Tahoe, 2015-2020 Cadillac Escalade, and related GM applications, this NM4297 master cylinder is a direct-fit service part for brake system repair.
Key Features
- Standard replacement brake master cylinder for hydraulic brake service
- 1.313 in. bore diameter for the listed GM applications
- Aluminum construction for durable, lightweight housing
- Reservoir and cap included for a complete cylinder assembly
- Gasket or seal included
- Uses DOT 3 brake fluid
- Two mounting holes with 0.434 in. mounting hole diameter
- New condition
Product Details
MPA Electrical NM4297 is engineered to restore braking performance by matching OE specifications through tested manufacturing processes and controlled inspection protocols. The front disc brake application coverage includes 2014-2020 GMC Sierra 1500, 2015-2020 GMC Yukon, 2015-2020 GMC Yukon XL, 2015-2020 Chevrolet Tahoe, 2015-2020 Cadillac Escalade, 2015-2020 Cadillac Escalade ESV, 2014-2018 Chevrolet Silverado 1500, 2014-2019 Chevrolet Cheyenne, 2019 Chevrolet Silverado 1500 LD, and 2019 GMC Sierra 1500 Limited. This part number, NM4297, also cross-references 20925765 for the same application.
What This Part Helps Address
- Soft or inconsistent brake pedal feel
- Internal hydraulic leakage in the master cylinder
- Brake fluid loss at the cylinder body or seals
- Reduced braking response during normal pedal application
- Brake system service needs on GM trucks and SUVs with front disc brakes
Installation Notes and Tips
Verify vehicle fitment by year, make, model, and brake configuration before installation. This master cylinder does not include mounting hardware, brake booster, push rod, mounting bracket, sensor, or brake pressure switch. Use clean DOT 3 brake fluid, bench bleed the cylinder before installation, and bleed the brake system thoroughly after replacement to remove trapped air.
Quality Assurance
MPA Electrical tests each brake master cylinder against OE specifications using proprietary processes and strict inspection protocols to support consistent performance out of the box. The NM4297 is a new, standard replacement part built for the listed GM applications.
| Brand | MPA Electrical |
|---|---|
| Part Number | NM4297 |
| Position | New with front disc brakes |
| Mounting Hardware Included | No |
| Grade Type | Standard replacement |
| Gasket Or Seal Included | Yes |
| Mounting Hole Quantity | 2 |
| Master Cylinder Bore Diameter | 1.313 |
| 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 | 0.434 |
| Mounting Bracket Included | No |
| Brake Pressure Switch(s) Included | No |
| Fluid Type | Dot 3 |
| Product Condition | New |
This part fits 50 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2020 | Cadillac | Escalade | N/A | New with front disc brakes | ||
| 2020 | Cadillac | Escalade ESV | N/A | New with front disc brakes | ||
| 2020 | Chevrolet | Tahoe | N/A | New with front disc brakes | ||
| 2020 | GMC | Sierra 1500 | 6.2L | V8 | N/A | New with front disc brakes |
| 2020 | GMC | Yukon | N/A | New with front disc brakes | ||
| 2020 | GMC | Yukon XL | N/A | New with front disc brakes | ||
| 2019 | Cadillac | Escalade | N/A | New with front disc brakes | ||
| 2019 | Cadillac | Escalade ESV | N/A | New with front disc brakes | ||
| 2019 | Chevrolet | Cheyenne | N/A | New with front disc brakes | ||
| 2019 | Chevrolet | Silverado 1500 LD | N/A | New with front disc brakes | ||
| 2019 | Chevrolet | Tahoe | N/A | New with front disc brakes | ||
| 2019 | GMC | Sierra 1500 | 6.2L | V8 | N/A | New with front disc brakes |
| 2019 | GMC | Sierra 1500 Limited | N/A | New with front disc brakes | ||
| 2019 | GMC | Yukon | N/A | New with front disc brakes | ||
| 2019 | GMC | Yukon XL | N/A | New with front disc brakes | ||
| 2018 | Cadillac | Escalade | N/A | New with front disc brakes | ||
| 2018 | Cadillac | Escalade ESV | N/A | New with front disc brakes | ||
| 2018 | Chevrolet | Cheyenne | N/A | New with front disc brakes | ||
| 2018 | Chevrolet | Silverado 1500 | N/A | New with front disc brakes | ||
| 2018 | Chevrolet | Tahoe | N/A | New with front disc brakes | ||
| 2018 | GMC | Sierra 1500 | N/A | New with front disc brakes | ||
| 2018 | GMC | Yukon | N/A | New with front disc brakes | ||
| 2018 | GMC | Yukon XL | N/A | New with front disc brakes | ||
| 2017 | Cadillac | Escalade | N/A | New with front disc brakes | ||
| 2017 | Cadillac | Escalade ESV | N/A | New with front disc brakes | ||
| 2017 | Chevrolet | Cheyenne | N/A | New with front disc brakes | ||
| 2017 | Chevrolet | Silverado 1500 | N/A | New with front disc brakes | ||
| 2017 | Chevrolet | Tahoe | N/A | New with front disc brakes | ||
| 2017 | GMC | Sierra 1500 | N/A | New with front disc brakes | ||
| 2017 | GMC | Yukon | N/A | New with front disc brakes | ||
| 2017 | GMC | Yukon XL | N/A | New with front disc brakes | ||
| 2016 | Cadillac | Escalade | N/A | New with front disc brakes | ||
| 2016 | Cadillac | Escalade ESV | N/A | New with front disc brakes | ||
| 2016 | Chevrolet | Cheyenne | N/A | New with front disc brakes | ||
| 2016 | Chevrolet | Silverado 1500 | N/A | New with front disc brakes | ||
| 2016 | Chevrolet | Tahoe | N/A | New with front disc brakes | ||
| 2016 | GMC | Sierra 1500 | N/A | New with front disc brakes | ||
| 2016 | GMC | Yukon | N/A | New with front disc brakes | ||
| 2016 | GMC | Yukon XL | N/A | New with front disc brakes | ||
| 2015 | Cadillac | Escalade | N/A | New with front disc brakes | ||
| 2015 | Cadillac | Escalade ESV | N/A | New with front disc brakes | ||
| 2015 | Chevrolet | Cheyenne | N/A | New with front disc brakes | ||
| 2015 | Chevrolet | Silverado 1500 | N/A | New with front disc brakes | ||
| 2015 | Chevrolet | Tahoe | N/A | New with front disc brakes | ||
| 2015 | GMC | Sierra 1500 | N/A | New with front disc brakes | ||
| 2015 | GMC | Yukon | N/A | New with front disc brakes | ||
| 2015 | GMC | Yukon XL | N/A | New with front disc brakes | ||
| 2014 | Chevrolet | Cheyenne | N/A | New with front disc brakes | ||
| 2014 | Chevrolet | Silverado 1500 | N/A | New with front disc brakes | ||
| 2014 | GMC | Sierra 1500 | 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.