HomeTransmission > Manual Transmission ComponentsDorman CM640001 Clutch Master Cylinder
Part #: CM640001

Dorman CM640001 Clutch Master Cylinder

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⚙️ 2 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Honda, Accord
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Reliable Clutch Master Cylinder for Honda Accord

The Dorman CM640001 clutch master cylinder is designed as a standard replacement part for manual transmission systems. Engineered with an 18mm bore diameter, this component ensures consistent hydraulic pressure for smooth clutch operation in Honda Accord models.

  • Standard replacement grade for dependable performance
  • 18mm bore diameter optimized for precise clutch control
  • Includes clutch master cylinder unit ready for installation
  • Compatible with Honda Accord manual transmission systems
  • Durable construction to maintain hydraulic integrity

Product Details and Specifications

This clutch master cylinder (part number CM640001) is manufactured by Dorman to meet OEM specifications for Honda Accord vehicles. The 18mm bore diameter is critical for maintaining the correct hydraulic pressure needed to engage and disengage the clutch smoothly. As a standard replacement part, it provides a reliable solution for restoring clutch system functionality without requiring modifications. The package contains the clutch master cylinder unit, designed for direct fitment on compatible Honda Accord models.

Applications and Common Issues Addressed

This clutch master cylinder is compatible with Honda Accord vehicles equipped with manual transmissions. It is intended to replace worn or failing clutch master cylinders that may cause:

  • Difficulty in clutch pedal engagement or release
  • Spongy or inconsistent clutch pedal feel
  • Hydraulic fluid leaks around the master cylinder
  • Reduced clutch responsiveness or delayed shifting
  • Clutch pedal sticking or failure to return properly

Installation Notes and Tips

Installation of the Dorman CM640001 clutch master cylinder should be performed by a qualified technician familiar with manual transmission hydraulic systems. Proper bleeding of the clutch hydraulic line is essential to remove air and ensure optimal pedal feel. Inspect related components such as the clutch slave cylinder and hydraulic lines during installation to maintain system integrity.

Quality Assurance and Warranty

Dorman manufactures the CM640001 clutch master cylinder to meet industry standards for durability and performance. This part is backed by Dorman's quality assurance processes to provide a reliable replacement option for Honda Accord manual transmission systems. Warranty coverage details should be confirmed with the product documentation or supplier.

BrandDorman
Part NumberCM640001
Bore Diameter18
Item GradeStandard Replacement
Package ContentsClutch Master Cylinder

This part fits 2 vehicles. Search below:

YearMakeModelPositionNotes
1999HondaAccordN/AClutch Master Cylinder fits 18 mm bore size.
1998HondaAccordN/AClutch Master Cylinder fits 18 mm bore size.

* 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:

072-9544136.400091398018M94235011046920S84A01CM1332CM140997CMA350110LMC382M0806M903284Q-54009SH5187

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