Luk LMC444 Clutch Master Cylinder

Clutch Master Cylinder for Manual Transmission Service

The LuK LMC444 clutch master cylinder is a hydraulic replacement part for manual transmission systems on select Chevrolet, GMC, and Isuzu applications. It is built as a new part and includes a push rod and installation instructions for a straightforward service replacement.

Compatible with 1996-2004 Chevrolet S10, 1996-2004 GMC Sonoma, 2001 GMC Jimmy, 1996-2000 Chevrolet Blazer, and 1997-1999 Isuzu Hombre, this clutch master cylinder supports hydraulic clutch release operation in vehicles that use a manual transmission setup. LuK’s background in hydraulic clutch release systems is reflected in the design and application coverage of this part.

Key Features

• Part number LMC444 clutch master cylinder
• New replacement part for manual transmission hydraulic clutch service
• Push rod included
• Installation instructions included
• Pre-filled fluid: no
• Pre-bled system: no
• Clutch slave cylinder not included
• Heat shield not included

Detailed Description

The LuK LMC444 is a hydraulic clutch master cylinder used to restore clutch pedal hydraulic pressure in manual transmission vehicles. It is a direct service component for applications such as Chevrolet S10 and GMC Sonoma trucks, along with Chevrolet Blazer, GMC Jimmy, and Isuzu Hombre models listed in the fitment data. This part cross-references AMS Automotive M0432 and Centric Parts 136.66007 for the same application.

Common Problems This Part Can Address

• Soft or sinking clutch pedal
• Difficulty disengaging the clutch
• Hydraulic fluid leakage at the master cylinder
• Inconsistent clutch pedal engagement
• Loss of hydraulic pressure in the clutch release system

Installation Notes and Tips

Installation instructions are included. Because this unit is not pre-filled and not pre-bled, the hydraulic system must be filled and bled after installation. The push rod is included, and the clutch slave cylinder is not included, so inspect the rest of the hydraulic release system before reassembly. Verify vehicle application by year, make, and model before ordering.

Quality Assurance

LuK has extensive experience in hydraulic clutch release systems and manual transmission components through Schaeffler’s clutch system development background. The LMC444 is a new part built for service replacement in the listed Chevrolet S10, GMC Sonoma, Chevrolet Blazer, GMC Jimmy, and Isuzu Hombre applications.