Dorman CM640079 Clutch Master Cylinder

Brand Dorman CM640079
Bore Diameter 0.625
Item Grade Standard replacement
Package Contents Clutch master cylinder
Fits Mitsubishi · 5 vehicles

Direct replacement. Precision-engineered to match the original equipment design.

Standard replacement. A dependable clutch master cylinder for restoring hydraulic operation.

Clutch master cylinder. Replaces the hydraulic component that transfers pedal force.

Cross-references AMS Automotive M0549, Beck/Arnley 072-9670 and Centric Parts 136.46022 for the same application. See all 9.

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Dorman CM640079 Clutch Master Cylinder

The Dorman CM640079 clutch master cylinder is a direct replacement for specific Mitsubishi applications where the original unit is leaking or no longer operating correctly. It is precision-engineered to match the original equipment design for a reliable manual transmission repair on 2002-2006 Mitsubishi Lancer models.

Key Features

  • Direct replacement clutch master cylinder for manual transmission service
  • 0.625 bore diameter for the specified OE-style application
  • Standard replacement grade for routine repair work
  • Matches original equipment design for the listed vehicle fitment
  • Package contents: clutch master cylinder

Detailed Description

Built for the 2002-2006 Mitsubishi Lancer, this Dorman CM640079 clutch master cylinder is intended for vehicles with drum brake wheel cylinders featuring a 5/8-inch bore size. It is a practical replacement for restoring hydraulic clutch operation when the original master cylinder shows signs of leakage, internal wear, or inconsistent pedal response. This part cross-references Beck/Arnley 072-9670 for the same application.

Use CM640079 when you need an OE-style clutch hydraulic component for Mitsubishi Lancer manual transmission repair. The 0.625 bore diameter and standard replacement construction support a straightforward match to the original design requirements.

What It Helps Fix

  • Clutch fluid leakage at the master cylinder
  • Soft, sinking, or inconsistent clutch pedal feel
  • Difficulty disengaging the clutch during shifting
  • Hydraulic clutch pressure loss
  • Wear-related failure in the original master cylinder

Installation Notes and Tips

Verify bore diameter and vehicle application before installation. This part is listed for 2002-2006 Mitsubishi Lancer models and should be matched to the vehicle’s hydraulic and brake configuration, including the noted 5/8-inch bore requirement. Bleed the clutch hydraulic system after installation to remove air from the circuit and confirm proper pedal operation.

Quality Assurance

Dorman manufactures direct replacement components engineered to match original equipment design for specific vehicle applications. CM640079 is built as a standard replacement part for the listed Mitsubishi Lancer fitment.

This part fits 5 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2006MitsubishiLancer2.0LL4N/ACompatible with drum brake wheel cylinders featuring a 5/8" bore size.
2005MitsubishiLancer2.0LL4N/ACompatible with drum brake wheel cylinders featuring a 5/8" bore size.
2004MitsubishiLancer2.0LL4N/ACompatible with drum brake wheel cylinders featuring a 5/8" bore size.
2003MitsubishiLancer2.0LL4N/ACompatible with drum brake wheel cylinders featuring a 5/8" bore size.
2002MitsubishiLancerN/ACompatible with drum brake wheel cylinders featuring a 5/8" bore size.
Directly replaces or cross-references 9 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
AMS Automotive — M0549Beck/Arnley — 072-9670Centric Parts — 136.46022LuK — LMC568PERFECTION — 350193CM142255CM452540CMA350193MR491945