HomeBrake > Brake HydraulicsMetelli 05-1123 Brake Master Cylinder
Part #: 05-1123

Metelli 05-1123 Brake Master Cylinder

New Master Cylinder
⚙️ 12 vehicles fit this part
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Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦New Master Cylinder
🚗Fitment: Acura and Honda, Civic and CSX
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Brake Master Cylinder for Acura and Honda Vehicles

The Metelli New Master Cylinder 05-1123 is designed to restore precise brake control for Acura and Honda models, including the Civic and CSX. Crafted with durable aluminium housing, this new brake master cylinder ensures consistent performance and longevity.

  • Aluminium housing material for enhanced durability
  • Master cylinder bore diameter of 20.64 mm for accurate hydraulic pressure
  • Reservoir not included, compatible with existing brake fluid reservoirs
  • New condition for reliable replacement
  • Compatible with Acura Civic and Honda CSX models

About the Metelli New Master Cylinder Product Line

The New Master Cylinder line by Metelli focuses on delivering high-quality brake hydraulics components that meet OEM specifications. This product line emphasizes precision engineering and material quality, such as the aluminium housing used in part number 05-1123, to provide dependable brake system performance for various vehicle applications.

Product Details and Specifications

This brake master cylinder features a 20.64 mm bore diameter, which is critical for maintaining proper hydraulic pressure within the brake system. The aluminium housing offers resistance to corrosion and heat, contributing to the part's durability under demanding driving conditions. Note that this unit does not include a reservoir, so it is intended for use with the vehicle's existing brake fluid reservoir. The part is new and ready to replace worn or damaged master cylinders in compatible Acura Civic and Honda CSX models.

Common Applications and Issues Addressed

  • Restores brake pedal firmness and responsiveness
  • Eliminates brake fluid leaks from the master cylinder
  • Resolves inconsistent brake pressure or spongy brake pedal feel
  • Replaces worn or damaged master cylinder components
  • Improves overall brake system reliability in Acura Civic and Honda CSX vehicles

Installation Notes and Tips

Ensure the brake fluid reservoir is compatible and properly connected, as this master cylinder does not include a reservoir. Bleed the brake system thoroughly after installation to remove air and restore optimal hydraulic pressure. Verify the bore diameter matches the vehicle specifications to ensure proper fit and function.

Quality Assurance and Warranty

Metelli's New Master Cylinder 05-1123 is manufactured to meet strict quality standards, ensuring reliable performance and durability. This new condition part is backed by Metelli's quality assurance processes. Please consult the manufacturer or distributor for specific warranty details.

BrandMetelli
Part Number05-1123
PositionNew Master Cylinder
Housing MaterialAluminium
Master Cylinder Bore Diameter20.64
Reservoir IncludedNo
ConditionNew

This part fits 12 vehicles. Search below:

YearMakeModelSubmodelPositionNotes
2011HondaCivicEX-LN/ANew Master Cylinder
2011HondaCivicSiN/ANew Master Cylinder
2010AcuraCSXType-SN/ANew Master Cylinder
2010HondaCivicEX-LN/ANew Master Cylinder
2010HondaCivicSiN/ANew Master Cylinder
2009AcuraCSXType-SN/ANew Master Cylinder
2009HondaCivicEX-LN/ANew Master Cylinder
2009HondaCivicSiN/ANew Master Cylinder
2008AcuraCSXType-SN/ANew Master Cylinder
2008HondaCivicSiN/ANew Master Cylinder
2007AcuraCSXType-SN/ANew Master Cylinder
2007HondaCivicSiN/ANew Master Cylinder

* 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:

46100-SMG-G02

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