MPA Electrical NM9001 Brake Master Cylinder

Brake Master Cylinder for OE-Style Hydraulic Performance

MPA Electrical NM9001 is a new brake master cylinder built as a standard replacement for restoring hydraulic brake response. It uses an aluminum body with a 1.25-inch bore and a 4-hole mounting pattern to match the original brake system layout on the applicable vehicle.

Brand Line: New with front disc brakes identifies this master cylinder as part of MPA Electrical’s application-specific line for vehicles equipped with front disc brake systems. For a Honda Civic or similar OE-style brake repair, NM9001 is built to support direct hydraulic replacement needs.

Key Features

• New brake master cylinder, part number NM9001
• Standard replacement grade for brake hydraulic service
• Aluminum master cylinder construction
• 1.25-inch master cylinder bore diameter
• 4 mounting holes with 0.351-inch mounting hole diameter
• No reservoir, cap, seal, sensor, brake booster, or push rod included
• Cross-references 97224372 and 8972243720 for the same application

Detailed Description

MPA Electrical NM9001 is engineered to restore braking performance by replacing a worn or leaking master cylinder with a new hydraulic unit. The manufacturer tests each unit against OE specifications using controlled procedures and an OE sample library, helping ensure consistent brake pedal response and fluid pressure delivery out of the box. This makes NM9001 a practical choice for brake service on vehicles such as Honda Civic applications that require a front disc brake master cylinder.

The aluminum construction supports corrosion resistance and stable fitment, while the 1.25-inch bore size is critical for maintaining the correct hydraulic balance in the braking system. If you are searching for a brake master cylinder for Honda Civic front disc brake service, NM9001 provides an OE-style replacement path with the correct mounting layout and no unnecessary add-ons.

What It Helps Solve

• Low or inconsistent brake pedal feel
• Internal master cylinder leakage
• Brake fluid loss at the hydraulic unit
• Reduced braking response after component wear
• Brake system performance issues tied to a failing master cylinder

Installation Notes and Tips

Before installation, verify bore diameter, mounting hole pattern, and brake system configuration against the original part. Transfer any required external components from the vehicle if needed, since this unit does not include a reservoir, cap, seals, mounting hardware, or push rod. Bench bleeding the master cylinder before final installation helps remove trapped air and supports proper pedal feel after service.

Quality Assurance

MPA Electrical tests each brake master cylinder against OE specifications using proprietary processes and strict protocols. NM9001 is a new replacement part built to deliver consistent hydraulic performance for the applicable brake repair.