Dorman CM640036 Clutch Master Cylinder

Brand Dorman CM640036
Bore Diameter 0.688
Item Grade Standard Replacement
Package Contents Clutch Master Cylinder
Fits Dodge · 29 vehicles

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

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

Bore diameter of 0.688 for consistent clutch engagement.

Cross-references Centric Parts 136.67021, PERFECTION 800081 and Sachs SH5173 for the same application. See all 7.

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Clutch Master Cylinder for Ram Manual Transmissions

This Dorman clutch master cylinder is a direct replacement for specific Dodge Ram applications with manual transmission systems. Built to match original equipment design, it addresses leaking or malfunctioning clutch hydraulics with a standard replacement fit.

Key Features

  • Direct replacement clutch master cylinder for OE-style fit and function
  • 0.688 bore diameter for the specified brake and clutch hydraulic application
  • Standard replacement grade for routine service repairs
  • Package contents: clutch master cylinder
  • Fits 2002-2008 Dodge Ram 1500, 2003-2008 Dodge Ram 2500, and 2003-2008 Dodge Ram 3500 with drum brakes and 11/16" bore size

Detailed Description

Dorman CM640036 is engineered for specific Dodge Ram 1500, Ram 2500, and Ram 3500 trucks that use a manual transmission clutch hydraulic setup. The 0.688 bore diameter and OE-style design help ensure the replacement matches the original component layout for the listed applications. This part cross-references Sachs SH5173 for the same application.

Common Repair Applications

  • Clutch pedal that sinks or feels inconsistent
  • Hydraulic fluid leakage at the master cylinder
  • Difficulty disengaging the clutch during shifting
  • Loss of clutch hydraulic pressure
  • Wear-related failure in the clutch master cylinder assembly

Installation Notes and Tips

Verify the vehicle’s year, model, and brake configuration before ordering. This part is listed for 2002-2008 Dodge Ram 1500, 2003-2008 Dodge Ram 2500, and 2003-2008 Dodge Ram 3500 with drum brakes and 11/16" bore size. Confirm the hydraulic line connection and bore specification match the original unit before installation.

Quality Assurance

Dorman manufactures this clutch master cylinder as a direct replacement component for the specified OE design. The standard replacement construction is intended to restore proper clutch hydraulic operation in the listed Dodge Ram manual transmission applications.

This part fits 29 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelLitersCylindersFuel TypePositionNotes
2008DodgeRam 1500————N/AFits drum brakes with 11/16" bore size.
2008DodgeRam 2500—5.7LV8—N/AFits drum brakes with 11/16" bore size.
2008DodgeRam 3500—5.7LV8—N/AFits drum brakes with 11/16" bore size.
2007DodgeRam 1500————N/AFits drum brakes with 11/16" bore size.
2007DodgeRam 2500—5.7LV8—N/AFits drum brakes with 11/16" bore size.
2007DodgeRam 3500—5.7LV8—N/AFits drum brakes with 11/16" bore size.
2006DodgeRam 1500Laramie———N/AFits drum brakes with 11/16" bore size.
2006DodgeRam 1500Sport———N/AFits drum brakes with 11/16" bore size.
2006DodgeRam 1500TRX4———N/AFits drum brakes with 11/16" bore size.
2006DodgeRam 1500SLT———N/AFits drum brakes with 11/16" bore size.
2006DodgeRam 1500ST———N/AFits drum brakes with 11/16" bore size.
2006DodgeRam 2500—5.7LV8—N/AFits drum brakes with 11/16" bore size.
2006DodgeRam 3500—5.7LV8—N/AFits drum brakes with 11/16" bore size.
2005DodgeRam 1500Laramie———N/AFits drum brakes with 11/16" bore size.
2005DodgeRam 1500SLT———N/AFits drum brakes with 11/16" bore size.
2005DodgeRam 1500ST———N/AFits drum brakes with 11/16" bore size.
2005DodgeRam 2500—5.9LL6DIESELN/AFits drum brakes with 11/16" bore size.
2005DodgeRam 2500—5.7LV8—N/AFits drum brakes with 11/16" bore size.
2005DodgeRam 3500—5.7LV8—N/AFits drum brakes with 11/16" bore size.
2005DodgeRam 3500———DIESELN/AFits drum brakes with 11/16" bore size.
2004DodgeRam 1500Laramie———N/AFits drum brakes with 11/16" bore size.
2004DodgeRam 1500SLT———N/AFits drum brakes with 11/16" bore size.
2004DodgeRam 1500ST———N/AFits drum brakes with 11/16" bore size.
2004DodgeRam 2500————N/AFits drum brakes with 11/16" bore size.
2004DodgeRam 3500————N/AFits drum brakes with 11/16" bore size.
2003DodgeRam 1500————N/AFits drum brakes with 11/16" bore size.
2003DodgeRam 2500————N/AFits drum brakes with 11/16" bore size.
2003DodgeRam 3500————N/AFits drum brakes with 11/16" bore size.
2002DodgeRam 1500————N/AFits drum brakes with 11/16" bore size.
Directly replaces or cross-references 7 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Centric Parts — 136.67021PERFECTION — 800081Sachs — SH5173385-5055073629AACM141904CM451780