HomeTransmission > Manual Transmission ComponentsDorman CM640117 Clutch Master Cylinder
Part #: CM640117

Dorman CM640117 Clutch Master Cylinder

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⚙️ 6 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Ford, Mustang
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Reliable Clutch Master Cylinder for Ford Mustang

The Dorman CM640117 clutch master cylinder is designed to provide consistent hydraulic pressure for smooth clutch operation in Ford Mustang manual transmissions. Crafted from durable aluminum with a black metallic finish, this external cylinder is a standard replacement part engineered for reliable performance.

  • Constructed from lightweight, corrosion-resistant aluminum
  • External cylinder type with a 0.75-inch bore diameter
  • Black metallic finish for durability and corrosion resistance
  • Remote reservoir type (reservoir not included)
  • Standard replacement grade for dependable function
  • Package includes clutch master cylinder only, not pre-bled or pre-filled

Product Details and Specifications

The Dorman CM640117 clutch master cylinder features a 0.75-inch bore diameter, optimized for precise hydraulic pressure control in manual transmission systems. Its external cylinder design allows for straightforward installation and maintenance. The aluminum construction offers a balance of strength and corrosion resistance, suitable for the demanding environment under the hood of a Ford Mustang. The black metallic finish adds an extra layer of protection against wear and environmental factors. This clutch master cylinder is designed to work with a remote reservoir system, which is sold separately.

Compatible Vehicles and Applications

This clutch master cylinder is compatible with Ford Mustang models equipped with manual transmissions. It is an ideal replacement for worn or failing clutch master cylinders that cause inconsistent clutch engagement or hydraulic fluid leaks.

  • Eliminates clutch pedal sponginess or sinking issues
  • Resolves hydraulic fluid leaks from the master cylinder
  • Restores proper clutch disengagement and engagement
  • Addresses difficulty shifting gears due to hydraulic failure
  • Prevents clutch drag caused by insufficient hydraulic pressure

Installation Notes and Tips

Installation of the Dorman CM640117 clutch master cylinder requires basic mechanical skills and tools. Since the unit is not pre-bled or pre-filled, bleeding the clutch hydraulic system after installation is necessary to remove air and ensure proper function. Verify compatibility with your specific Ford Mustang model year before installation. Use appropriate safety precautions when working with hydraulic components.

Quality Assurance and Warranty

Dorman manufactures the CM640117 clutch master cylinder to meet or exceed OEM standards for fit, form, and function. The aluminum construction and protective finish contribute to long service life. This part is backed by Dorman's standard warranty coverage, providing confidence in its durability and performance for Ford Mustang manual transmission repairs.

BrandDorman
Part NumberCM640117
Bore Diameter0.75
Color/FinishBlack; Metallic
Cylinder TypeExternal
Item GradeStandard Replacement
MaterialAluminum
Package ContentsClutch Master Cylinder
Pre-bled/Pre-filledNo
Reservoir IncludedNo
Reservoir TypeRemote

This part fits 6 vehicles. Search below:

YearMakeModelPositionNotes
2010FordMustangN/A
2009FordMustangN/A
2008FordMustangN/A
2007FordMustangN/A
2006FordMustangN/A
2005FordMustangN/A

* 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:

4R3Z7A543AA800066LMC485M0728

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