MPA Electrical NM4272 Brake Master Cylinder

Brake Master Cylinder for Dodge Journey

Restore consistent brake pedal response with this MPA Electrical brake master cylinder for the 2009-2012 Dodge Journey with front disc brakes. Built as a standard replacement and engineered to OE specifications, this aluminum master cylinder is tested to help deliver reliable hydraulic performance right out of the box.

Part number NM4272 is a direct-fit brake hydraulics replacement for Journey models in the 2009, 2010, 2011, and 2012 model years. It uses DOT 3 fluid and includes a gasket or seal, while omitting the reservoir, cap, push rod, booster, and mounting hardware.

Key Features

• Fits 2009-2012 Dodge Journey, front disc brakes
• MPA Electrical NM4272 brake master cylinder
• Standard replacement grade for brake hydraulic service
• Aluminum master cylinder construction
• 0.938 in. bore diameter for OE-style hydraulic operation
• 2 mounting holes with 0.346 in. mounting hole diameter
• Gasket or seal included
• Uses DOT 3 brake fluid

Detailed Description

The NM4272 master cylinder is designed for Dodge Journey brake system repair when the original hydraulic unit is worn, leaking, or no longer maintaining proper pedal feel. MPA Electrical builds each unit from OE sample references and tests it against OE specifications using controlled procedures to support consistent braking performance. This part cross-references Mopar 68100294AB for the same application.

For shoppers searching for a 2009-2012 Dodge Journey brake master cylinder, a Dodge Journey front disc brake master cylinder, or an NM4272 replacement master cylinder, this unit provides the core hydraulic component needed to restore brake pressure transfer from the pedal to the brake system.

Common Problems This Part Can Help Solve

• Low or sinking brake pedal
• Brake fluid leakage at the master cylinder
• Uneven or inconsistent hydraulic pressure
• Delayed brake response after pedal application
• Brake warning symptoms related to master cylinder wear

Installation Notes and Tips

Before installation, confirm the vehicle is a 2009-2012 Dodge Journey with front disc brakes and verify the bore size, mounting pattern, and fluid type match the original unit. Transfer any required external components from the existing system as needed, since the reservoir, cap, push rod, booster, and mounting hardware are not included. Bleed the brake system thoroughly after installation and use only clean DOT 3 brake fluid.

Quality Assurance

MPA Electrical manufactures this brake master cylinder as a new standard replacement part and tests it against OE specifications to support dependable operation. The aluminum construction and OE-based validation process are intended to help ensure proper hydraulic performance for the Dodge Journey application.