Dorman - First Stop Clutch Master Cylinder P/N:CM640123

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$77.99
MPN: CM640123
Item Package Quantity: 1
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Dorman - First Stop Clutch Master Cylinder P/N:CM640123
Dorman - First Stop Clutch Master Cylinder P/N:CM640123
$77.99

Press the pedal and the Dorman First Stop Clutch Master Cylinder (CM640123) builds the hydraulic pressure that sends fluid to the slave cylinder to disengage the clutch for smooth gear changes. It drops in as a direct-fit replacement for the 2003-2007 Infiniti G35 (V6-3.5L) and 2003-2006 Nissan 350Z (V6-3.5L).

  • Direct replacement: built to match the original clutch master cylinder on the listed vehicles.
  • Precise design: reverse-engineered from the original equipment to fit and function like the factory unit.
  • Durable materials: includes high-grade rubber components compatible with standard brake fluid.
  • Trustworthy value: backed by a team of engineers and quality-control experts in the United States.

Signs this part may need replacing include fluid seeping around the master cylinder, a soft or sinking clutch pedal, or trouble engaging gears. If a leaking or failed clutch master cylinder is the cause of your hydraulic clutch trouble, this unit replaces it; diagnose the cause first, since other hydraulic components can produce the same symptoms. Country of origin: China.

Interchange: 136.42022 · LMC438 · 30610CD00B · 30610CD011 · 30610CD012 · 30610CD015 · 800053 · CM142232 · F142232. Manufacturer part number CM640123.

This part cross-references / interchanges with the following part numbers:

136.42022, LMC438, 30610CD00B, 30610CD011, 30610CD012, 30610CD015, 800053, CM142232, F142232

Frequently Asked Questions

What does this clutch master cylinder do?

When you press the clutch pedal, it generates hydraulic pressure and sends fluid to the slave cylinder to disengage the clutch, allowing smooth gear changes.

Which vehicles does CM640123 fit?

It is a direct-fit replacement for the 2003-2007 Infiniti G35 (V6-3.5L) and the 2003-2006 Nissan 350Z (V6-3.5L).

What are signs this part may need replacing?

Fluid leaking near the master cylinder, a soft or sinking clutch pedal, or difficulty engaging gears. Diagnose the cause first, since other hydraulic components can cause the same symptoms.

What fluid is it compatible with?

Its high-grade rubber components are compatible with standard brake fluid; consult your vehicle service information for the specified fluid.

Where is this part made?

Country of origin: China.