MPA Electrical NM52256A Brake Master Cylinder

Brake Master Cylinder for Nissan Frontier

Restore firm, consistent brake pedal response with this MPA Electrical brake master cylinder for the 1998-2002 Nissan Frontier with front disc brakes. Part number NM52256A is a standard replacement unit built with a cast iron master cylinder body, plastic reservoir, and included cap for a direct hydraulic service replacement.

MPA Electrical’s New with front disc brakes product line focuses on brake hydraulics for vehicles equipped with front disc brake systems. This NM52256A master cylinder is engineered from OE sample data and tested to meet OE specifications, helping deliver reliable braking performance after installation.

Key Features

• Fits 1998-2002 Nissan Frontier, front disc brakes
• Brake master cylinder with 1-inch bore diameter
• Cast iron master cylinder construction
• Plastic reservoir with reservoir included
• Master cylinder cap included
• Gasket or seal included
• Standard replacement grade
• Uses DOT 3 brake fluid
• Two mounting holes with 0.345-inch mounting hole diameter
• New product condition

Detailed Description

The NM52256A brake master cylinder is a hydraulic replacement for Nissan Frontier models from 1998 through 2002 equipped with front disc brakes. It is built with a cast iron housing and plastic reservoir, and it includes the reservoir cap and seal for service-ready installation. The 1-inch bore diameter supports proper hydraulic pressure transfer for the braking system, while the standard replacement design follows OE specifications for fit and function.

This part number, NM52256A, is intended for Frontier brake service where the master cylinder has worn internally, developed leaks, or no longer maintains pedal pressure. It is a direct-fit brake hydraulics component for the Nissan Frontier platform and is suited to routine brake system restoration.

What It Helps Fix

• Low or sinking brake pedal
• Brake fluid leakage from the master cylinder
• Uneven or inconsistent hydraulic pressure
• Delayed brake response during pedal application
• Brake warning symptoms tied to master cylinder wear

Installation Notes and Tips

Verify vehicle configuration before ordering: this NM52256A master cylinder is listed for 1998-2002 Nissan Frontier models with front disc brakes. Transfer or inspect any vehicle-specific brake lines and follow proper bleeding procedures after installation to remove air from the hydraulic system. Use DOT 3 brake fluid only, and confirm mounting hole alignment and bore specifications before assembly.

Quality Assurance

MPA Electrical states that its brake master cylinders are tested against OE specifications using proprietary processes and strict protocols based on an OE sample library. That validation process is used to help ensure consistent braking performance right out of the box. Part number NM52256A is a new standard replacement brake master cylinder for Nissan Frontier brake service.