Luk LMC431 Clutch Master Cylinder

Brand Luk LMC431
Installation Instructions Included Yes
Push Rod Included Yes
Heat Shield Included No
Pre-Filled Fluid No
Clutch Slave Cylinder Included Without clutch slave cylinder
Pre-Bled System No
New Part Yes
Fits Chevrolet, GMC, Hummer, and Isuzu · 35 vehicles

Hydraulic clutch release. Built for modern clutch systems that replaced mechanical operation.

Push rod included. Ready for a more complete installation.

Installation instructions included. Helps simplify setup and fitting.

Cross-references AMS Automotive M0488, Centric Parts 136.66014 and Dayco 72431 for the same application. See all 9.

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Clutch Master Cylinder for Manual Transmission Service

Restore hydraulic clutch operation with this LuK clutch master cylinder, part number LMC431. It is a new replacement unit with a push rod included and installation instructions included, making it a direct service part for manual transmission repairs on select Chevrolet Colorado, GMC Canyon, Hummer H3, and Isuzu i-290/i-280 applications.

Key Features

  • LuK clutch master cylinder for hydraulic clutch release systems
  • Part number LMC431 for accurate ordering and replacement matching
  • New part construction
  • Push rod included
  • Installation instructions included
  • Pre-filled fluid: No
  • Pre-bled system: No
  • Clutch slave cylinder included: without clutch slave cylinder
  • Heat shield included: No

Detailed Description

LuK has extensive experience in hydraulic clutch release systems, and the LMC431 reflects that background in a replacement clutch master cylinder built for manual transmission service. This component is used to convert pedal movement into hydraulic pressure for clutch engagement and disengagement. It is a direct-fit service part for 2004-2012 Chevrolet Colorado, 2004-2012 GMC Canyon, 2006-2010 Hummer H3, 2007-2008 Isuzu i-290, and 2006 Isuzu i-280 applications. This part cross-references Dorman - First Stop CM640100 and Sachs SH5304 for the same application.

Common Problems This Part Can Address

  • Soft or inconsistent clutch pedal feel
  • Difficulty disengaging the clutch
  • Hydraulic fluid loss at the master cylinder
  • Delayed or incomplete clutch release
  • Pedal travel issues caused by internal master cylinder wear

Installation Notes and Tips

  • Fits 2004-2012 Chevrolet Colorado, N/A.
  • Fits 2004-2012 GMC Canyon, N/A.
  • Fits 2006-2010 Hummer H3, N/A.
  • Fits 2007-2008 Isuzu i-290, N/A.
  • Fits 2006 Isuzu i-280, N/A.
  • Because the system is not pre-filled or pre-bled, hydraulic bleeding is required after installation.
  • Verify the push rod and mounting points match the original unit before installation.
  • Follow the included instructions and inspect the clutch hydraulic circuit for leaks or contamination.

Quality Assurance

LuK is part of Schaeffler’s clutch release system expertise, with a long history in hydraulic clutch technology. The LMC431 is a new replacement clutch master cylinder built for manual transmission service and application-specific fitment.

This part fits 35 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelLitersCylindersPositionNotes
2012ChevroletColoradoLT2.9LL4N/A
2012ChevroletColoradoWT2.9LL4N/A
2012GMCCanyon2.9LL4N/A
2011ChevroletColorado2.9LL4N/A
2011GMCCanyon2.9LL4N/A
2010ChevroletColorado2.9LL4N/A
2010GMCCanyon2.9LL4N/A
2010HummerH33.7LL5N/A
2009ChevroletColorado2.9LL4N/A
2009GMCCanyon2.9LL4N/A
2009HummerH33.7LL5N/A
2008ChevroletColorado2.9LL4N/A
2008GMCCanyon2.9LL4N/A
2008HummerH33.7LL5N/A
2008Isuzui-2902.9LL4N/A
2007ChevroletColorado2.9LL4N/A
2007ChevroletColorado3.7LL5N/A
2007GMCCanyon3.7LL5N/A
2007GMCCanyon2.9LL4N/A
2007HummerH33.7LL5N/A
2007Isuzui-2902.9LL4N/A
2006ChevroletColorado3.5LL5N/A
2006ChevroletColorado2.8LL4N/A
2006GMCCanyon3.5LL5N/A
2006GMCCanyon2.8LL4N/A
2006HummerH33.5LL5N/A
2006Isuzui-2802.8LL4N/A
2005ChevroletColorado2.8LL4N/A
2005ChevroletColorado3.5LL5N/A
2005GMCCanyon3.5LL5N/A
2005GMCCanyon2.8LL4N/A
2004ChevroletColorado3.5LL5N/A
2004ChevroletColorado2.8LL4N/A
2004GMCCanyon3.5LL5N/A
2004GMCCanyon2.8LL4N/A
Directly replaces or cross-references 9 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
AMS Automotive — M0488Centric Parts — 136.66014Dayco — 72431Dorman - First Stop — CM640100PERFECTION — 800085Sachs — SH53045493560125882185110325770