HomeTransmission > Manual Transmission ComponentsDorman CM640036 Clutch Master Cylinder
Part #: CM640036

Dorman CM640036 Clutch Master Cylinder

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⚙️ 29 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Dodge, Ram 1500, Ram 2500, and Ram 3500
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Reliable Clutch Master Cylinder for Dodge Ram Trucks

The Dorman CM640036 clutch master cylinder is designed to provide consistent hydraulic pressure for manual transmission systems. Engineered for Dodge Ram 1500, Ram 2500, and Ram 3500 models, this component ensures smooth clutch operation and reliable performance.

  • Bore diameter of 0.688 inches for precise hydraulic control
  • Standard replacement grade for dependable durability
  • Includes clutch master cylinder in package contents
  • Compatible with Dodge Ram 1500, 2500, and 3500 manual transmissions
  • OEM-quality fit and function for straightforward installation

Product Details and Specifications

The Dorman CM640036 clutch master cylinder features a 0.688-inch bore diameter, which is critical for maintaining proper hydraulic pressure within the clutch system. This standard replacement part is manufactured to meet original equipment specifications, ensuring reliable engagement and disengagement of the clutch. Designed specifically for Dodge Ram 1500, Ram 2500, and Ram 3500 trucks equipped with manual transmissions, this component supports consistent pedal feel and clutch responsiveness.

Common Applications and Problem Resolution

  • Restores clutch hydraulic pressure for smooth shifting
  • Eliminates clutch pedal sponginess or sinking issues
  • Prevents clutch engagement failure due to master cylinder leaks
  • Addresses clutch pedal sticking or inconsistent travel
  • Replaces worn or damaged master cylinder components

Installation Notes and Tips

When installing the Dorman CM640036 clutch master cylinder, ensure the hydraulic system is properly bled to remove air pockets. Verify compatibility with your Dodge Ram 1500, 2500, or 3500 manual transmission before installation. Use appropriate tools to avoid damage to the bore and seals. Follow manufacturer torque specifications for mounting hardware to maintain system integrity.

Quality Assurance and Warranty Information

Dorman provides this clutch master cylinder as a standard replacement part, manufactured to meet or exceed OEM standards. The CM640036 part number is backed by Dorman's quality control processes to ensure reliable performance. Please refer to Dorman's warranty policy for specific coverage details.

BrandDorman
Part NumberCM640036
Bore Diameter0.688
Item GradeStandard Replacement
Package ContentsClutch Master Cylinder

This part fits 29 vehicles. Search below:

YearMakeModelSubmodelLitersCylindersFuel TypePositionNotes
2008DodgeRam 1500N/AFits drum brakes with 11/16" bore size.
2008DodgeRam 25005.7LV8N/AFits drum brakes with 11/16" bore size.
2008DodgeRam 35005.7LV8N/AFits drum brakes with 11/16" bore size.
2007DodgeRam 1500N/AFits drum brakes with 11/16" bore size.
2007DodgeRam 25005.7LV8N/AFits drum brakes with 11/16" bore size.
2007DodgeRam 35005.7LV8N/AFits drum brakes with 11/16" bore size.
2006DodgeRam 1500LaramieN/AFits drum brakes with 11/16" bore size.
2006DodgeRam 1500SportN/AFits drum brakes with 11/16" bore size.
2006DodgeRam 1500TRX4N/AFits drum brakes with 11/16" bore size.
2006DodgeRam 1500SLTN/AFits drum brakes with 11/16" bore size.
2006DodgeRam 1500STN/AFits drum brakes with 11/16" bore size.
2006DodgeRam 25005.7LV8N/AFits drum brakes with 11/16" bore size.
2006DodgeRam 35005.7LV8N/AFits drum brakes with 11/16" bore size.
2005DodgeRam 1500LaramieN/AFits drum brakes with 11/16" bore size.
2005DodgeRam 1500SLTN/AFits drum brakes with 11/16" bore size.
2005DodgeRam 1500STN/AFits drum brakes with 11/16" bore size.
2005DodgeRam 25005.9LL6DIESELN/AFits drum brakes with 11/16" bore size.
2005DodgeRam 25005.7LV8N/AFits drum brakes with 11/16" bore size.
2005DodgeRam 35005.7LV8N/AFits drum brakes with 11/16" bore size.
2005DodgeRam 3500DIESELN/AFits drum brakes with 11/16" bore size.
2004DodgeRam 1500LaramieN/AFits drum brakes with 11/16" bore size.
2004DodgeRam 1500SLTN/AFits drum brakes with 11/16" bore size.
2004DodgeRam 1500STN/AFits drum brakes with 11/16" bore size.
2004DodgeRam 2500N/AFits drum brakes with 11/16" bore size.
2004DodgeRam 3500N/AFits drum brakes with 11/16" bore size.
2003DodgeRam 1500N/AFits drum brakes with 11/16" bore size.
2003DodgeRam 2500N/AFits drum brakes with 11/16" bore size.
2003DodgeRam 3500N/AFits drum brakes with 11/16" bore size.
2002DodgeRam 1500N/AFits drum brakes with 11/16" 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:

136.67021385-5055073629AA800081CM141904CM451780SH5173

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