Raybestos
Element3; New

Raybestos MC391157 Brake Master Cylinder

Brand Raybestos MC391157
Mounting Hole Quantity 2
Master Cylinder Material Aluminum
Mounting Hole Diameter 0.348
Bore Size 0.938
Number of Ports 2
Primary Port Thread A M10x1
Secondary Port Thread A M10x1
Product line Element3; New
Fits Ford · 3 vehicles

Aluminum construction. Helps keep the brake master cylinder lightweight and corrosion resistant.

Dual-port design. Supports clean hydraulic connections with two M10x1 ports.

Element3 line. Raybestos brake hydraulics engineered for dependable replacement performance.

Cross-references Cardone New 13-4193, Centric Parts 130.61136 and Centric Parts 130.61138 for the same application. See all 11.

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Raybestos MC391157 Brake Master Cylinder for Ford Focus

The Raybestos Element3 New MC391157 is a brake master cylinder built for specific Ford Focus applications with a 0.938-inch bore, aluminum construction, and two-port hydraulic routing. It is a direct-fit brake hydraulics replacement for 2009-2011 Ford Focus models listed below, including vehicles without Electronic Stability Control.

Key Features

  • Brake master cylinder for brake hydraulics service
  • Aluminum master cylinder body for lightweight corrosion resistance
  • 0.938-inch bore size for the specified hydraulic application
  • 2 mounting holes with 0.348-inch mounting hole diameter
  • 2 ports with M10x1 primary and secondary port threads
  • Raybestos Element3 New product line for OE-style brake system replacement

Detailed Product Overview

Raybestos MC391157 is engineered for the brake hydraulic system on select Ford Focus vehicles. The aluminum master cylinder housing, 0.938-inch bore, and dual M10x1 ports are matched to the listed application requirements for consistent pedal response and hydraulic pressure transfer. This part cross-references Cardone New 13-4193 for the same application. The Raybestos MC391157 is a practical replacement choice when servicing a Ford Focus brake master cylinder on 2009-2011 vehicles listed in the fitment data.

The Element3 New line focuses on replacement brake components for drivers and technicians who need application-specific fitment and OE-style dimensions. For Ford Focus brake master cylinder replacement, the MC391157 provides the key mounting and port specifications needed for a proper match to the vehicle’s brake hydraulics layout.

Vehicle Fitment

  • Fits 2011 Ford Focus, N/A, Thru 7/15/10; w/o Electronic Stability Control; Element3; New
  • Fits 2009-2010 Ford Focus, N/A, w/o Electronic Stability Control; Element3; New

Common Problems This Part Can Address

  • Soft or inconsistent brake pedal feel caused by master cylinder wear
  • Internal hydraulic leakage in the brake master cylinder
  • Loss of braking pressure transfer through the hydraulic system
  • Brake warning concerns related to master cylinder performance
  • Replacement needs during brake system repair on a Ford Focus

Installation Notes and Tips

Verify the vehicle build date, brake system configuration, and Electronic Stability Control status before installation. Confirm the 0.938-inch bore, two-port layout, and M10x1 thread specifications match the original unit on the vehicle. Proper brake bleeding is required after master cylinder replacement to restore hydraulic performance.

Quality Assurance

Raybestos Element3 New brake components are built for application-specific replacement use in brake system service. The MC391157 is listed with confirmed fitment for select 2009-2011 Ford Focus models and is supported by the published interchange references for identification and ordering accuracy.

This part fits 3 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelNotes
2011FordFocusThru 7/15/10; w/o Electronic Stability Control; Element3; New
2010FordFocusw/o Electronic Stability Control; Element3; New
2009FordFocusw/o Electronic Stability Control; Element3; New
Directly replaces or cross-references 11 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Cardone New — 13-4193Centric Parts — 130.61136Centric Parts — 130.61138Dorman - First Stop — M6306429S4Z2140C10-419313-4199837777EX0458MCA630642NM4165