Metelli 05-0559 Brake Master Cylinder

Reliable Brake Master Cylinder for Saab 9-3

The Metelli New Master Cylinder 05-0559 is designed specifically for Saab 9-3 models, providing precise hydraulic control for your braking system. Crafted from durable aluminium, this new brake master cylinder ensures consistent performance and longevity.

• Housing material: Aluminium for lightweight strength
• Master cylinder bore diameter: 23.81 mm
• Forward and rearward outlet size: M12 x 1.0
• Number of outlets: 2 for dual circuit braking systems
• Reservoir not included
• Condition: New, unused part

About the Metelli New Master Cylinder Product Line

The New Master Cylinder line by Metelli focuses on delivering high-quality replacement brake hydraulics components. This product line emphasizes precision engineering and material quality, such as aluminium housings, to meet the demands of modern braking systems. The 05-0559 part is a direct replacement designed to maintain the integrity and safety of your Saab 9-3’s brake hydraulics.

Detailed Product Description

This Metelli brake master cylinder features a 23.81 mm bore diameter, which is critical for maintaining proper hydraulic pressure within the brake system. The aluminium housing offers corrosion resistance and reduces overall weight compared to traditional cast iron units. With two outlets sized M12 x 1.0 on both forward and rearward sides, this master cylinder supports dual circuit brake systems, enhancing safety and reliability. Note that the reservoir is not included with this part, so it is intended for use with existing or separately purchased reservoirs.

Common Issues Addressed by This Master Cylinder

• Brake pedal sinking or sponginess due to internal leaks
• Loss of hydraulic pressure affecting braking performance
• Brake fluid contamination or cylinder corrosion
• Uneven brake application or failure in one circuit
• Replacement of worn or damaged master cylinder components

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 proper hydraulic pressure. Verify outlet fittings match the M12 x 1.0 size for correct hose connections. Professional installation is recommended to maintain brake system safety and performance.

Quality Assurance and Warranty

The Metelli New Master Cylinder 05-0559 is supplied new and meets OEM specifications for fit and function on Saab 9-3 models. Manufactured with precision and quality materials, this part supports reliable brake system operation. Warranty details should be confirmed with the distributor or installer, as they may vary.