Dorman CM640106 Clutch Master Cylinder

Clutch Master Cylinder for Subaru Manual Transmissions

This Dorman clutch master cylinder is a standard replacement for specific Subaru manual transmission applications. It is precision-engineered to match the original equipment design for reliable hydraulic clutch operation in the 2002-2007 Subaru Impreza, 2004-2006 Subaru Forester, and 2006 Subaru Outback.

Key Features

• Standard replacement clutch master cylinder for manual transmission service
• Direct replacement design based on original equipment dimensions and function
• Built for specific Subaru fitments, including Impreza, Forester, and Outback
• Package contents: clutch master cylinder
• Part number CM640106 for easy identification and ordering

Detailed Description

Dorman CM640106 is a clutch master cylinder made for Subaru vehicles with manual transmissions where the original hydraulic unit has begun leaking or no longer operates correctly. It is engineered to follow the OE design so the pedal feel, hydraulic movement, and mounting layout align with the original application. This makes it a practical replacement for a 2002-2007 Subaru Impreza clutch master cylinder, a 2004-2006 Subaru Forester clutch master cylinder, or a 2006 Subaru Outback clutch master cylinder. This part cross-references Beck/Arnley 072-9774 for the same application.

Common Problems It Can Address

• Clutch fluid leaking from the master cylinder
• Soft, inconsistent, or sinking clutch pedal feel
• Difficulty disengaging the clutch during shifting
• Loss of hydraulic pressure in the clutch system
• Wear-related failure of the original master cylinder

Installation Notes and Tips

Verify vehicle year, make, and model before installation. After replacement, bleed the clutch hydraulic system thoroughly to remove trapped air and restore proper pedal operation. Inspect the clutch line, reservoir, and related hydraulic components for wear or leakage while servicing the master cylinder.

Quality Assurance

Dorman markets this part as a precision-engineered direct replacement built to match original equipment design for the listed Subaru applications. Part number CM640106 is intended for specific fitment coverage on Subaru Impreza, Forester, and Outback manual transmission vehicles.