Luk LMC603 Clutch Master Cylinder

Clutch Master Cylinder for Wrangler

Restore hydraulic clutch release performance with this LuK clutch master cylinder, part number LMC603. It is a new replacement unit for manual transmission service on Jeep Wrangler applications, including Wrangler JK and Wrangler models from 2007-2018.

• New part for manual transmission clutch hydraulic service
• Push rod included for installation
• Installation instructions included
• Pre-filled fluid: No
• Pre-bled system: No
• Clutch slave cylinder included: No
• Heat shield included: No

OE-Style Hydraulic Clutch Control

LuK has extensive experience in hydraulic clutch release systems, and the LMC603 reflects that background in a direct replacement clutch master cylinder. It is built for Jeep Wrangler and Wrangler JK manual transmission applications where the clutch pedal hydraulic circuit needs a replacement master cylinder. This part cross-references Dorman - First Stop CM640158 and Sachs SH5501 for the same application.

Fitment Details

• Fits 2018 Jeep Wrangler JK, N/A
• Fits 2007-2017 Jeep Wrangler, N/A

Common Problems This Part Can Address

• Soft or inconsistent clutch pedal feel
• Difficulty disengaging the clutch
• Hydraulic fluid loss at the master cylinder
• Clutch pedal travel issues caused by master cylinder wear
• Manual transmission shifting problems related to clutch release hydraulics

Installation Notes

Installation instructions are included. This clutch master cylinder is not pre-filled and is not pre-bled, so the hydraulic system must be filled and bled after installation. The push rod is included, while the clutch slave cylinder and heat shield are not included.

Quality Assurance

LuK is recognized for its long-standing development of hydraulic clutch release systems through Schaeffler engineering expertise. Part number LMC603 is a new replacement component for Jeep Wrangler clutch hydraulic service.