HomeRaybestos MC391514 Brake Master Cylinder
Part #: MC391514

Raybestos MC391514 Brake Master Cylinder

Element3; New, N/A
9 vehicles fit this part
Select your vehicle to confirm fitment
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Out of Stock
OE Direct Replacement — Bolt-on fit, no modifications needed
Element3; New, N/A
Fitment: BMW, X3 and X4
Easy Returns — Return within 60 days for a full refund
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Overview of Raybestos MC391514 Brake Master Cylinder

The Raybestos Element3; New Brake Master Cylinder MC391514 is designed specifically for BMW X3 and X4 models. Engineered with precision, this aluminum master cylinder ensures reliable brake hydraulics performance tailored to your vehicle's requirements.

  • Compatible with BMW X3 and X4 models
  • Constructed from durable aluminum material
  • Features 2 mounting holes with 0.358 inch diameter
  • 1.000 inch bore size for optimal hydraulic pressure
  • Primary and secondary port threads sized M12x1

Detailed Product Features and Specifications

This brake master cylinder, part number MC391514, is crafted from aluminum to provide a balance of strength and lightweight performance. It includes two mounting holes, each with a diameter of 0.358 inches, ensuring secure installation. The 1.000 inch bore size is designed to deliver consistent hydraulic pressure for effective braking response. Both the primary and secondary ports use M12x1 thread sizes, compatible with standard brake line fittings for BMW X3 and X4 brake systems.

About the Raybestos Element3; New Product Line

The Element3; New line by Raybestos focuses on delivering reliable brake hydraulics components with modern materials and precise engineering. This product line emphasizes durability and fitment accuracy, making it suitable for replacement brake master cylinders like the MC391514, which is tailored for specific BMW models.

Common Applications and Problem Solving

  • Replacement for worn or leaking brake master cylinders on BMW X3 and X4
  • Restores proper hydraulic pressure for consistent brake pedal feel
  • Addresses brake fluid leaks caused by damaged seals or corrosion
  • Improves brake system responsiveness and safety
  • Resolves issues related to uneven braking or pedal sinking

Installation Notes and Tips

When installing the Raybestos MC391514 brake master cylinder, ensure the mounting holes align correctly with the vehicle’s brake booster. Use compatible brake lines with M12x1 threads for secure connections. Bleed the brake system thoroughly after installation to remove air and maintain optimal hydraulic performance. It is recommended to inspect related brake components during replacement to ensure overall system integrity.

Quality Assurance and Warranty

Raybestos manufactures the MC391514 brake master cylinder to meet OEM specifications for BMW X3 and X4 models. The aluminum construction provides corrosion resistance and durability. While specific warranty details are not provided here, Raybestos products typically come with a limited warranty covering defects in materials and workmanship.

BrandRaybestos
Part NumberMC391514
PositionElement3; New, N/A
Bore Size1.000
Master Cylinder MaterialAluminum
Mounting Hole Diameter0.358
Mounting Hole Quantity2
Primary Port Thread AM12x1
Secondary Port Thread AM12x1

This part fits 9 vehicles. Search below:

YearMakeModelPositionNotes
2017BMWX3N/ARaybestos Element 3
2016BMWX3N/AElement3; New
2016BMWX4N/AElement3; New
2015BMWX3N/AElement3; New
2015BMWX4N/AElement3; New
2014BMWX3N/AElement3; New
2013BMWX3N/AElement3; New
2012BMWX3N/AElement3; New
2011BMWX3N/AElement3; New

* 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:

11-45323433679747134336857872961625MCA630919

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.