Luk LSC381 Clutch Slave Cylinder

LuK LSC381 Clutch Slave Cylinder

The LuK LSC381 clutch slave cylinder is a hydraulic transmission component for manual clutch release systems. It is built for direct-fit service on select Kia applications, including Kia Sephia and Kia Spectra models listed below.

Key Features

• Hydraulic clutch slave cylinder for manual transmission systems
• LuK engineering backed by Schaeffler’s experience in clutch release systems
• OE-style replacement for service and repair work
• Fits 1998-2001 Kia Sephia
• Fits 2000-2004 Kia Spectra

Product Details

LuK has been involved in the transition from mechanical to hydraulic clutch release systems, and that experience is reflected in the LSC381. This clutch slave cylinder is a practical replacement for vehicles that rely on hydraulic actuation to disengage the clutch during shifting. It is a direct service part for Kia Sephia and Kia Spectra manual transmission applications, including 1998-2001 Kia Sephia and 2000-2004 Kia Spectra.

This part cross-references Dorman - First Stop CS650018 and Centric Parts 138.45406 for the same application.

Common Repair Uses

• Clutch pedal feels soft or inconsistent
• Difficulty disengaging the clutch during gear changes
• Hydraulic fluid leakage at the slave cylinder
• Incomplete clutch release on Kia Sephia or Kia Spectra manual transmission models
• Restoring normal hydraulic clutch operation after component wear

Installation Notes

Verify the vehicle’s year, make, model, and manual transmission configuration before installation. Inspect the hydraulic line, master cylinder, and surrounding clutch release components for wear or leakage during service. After installation, bleed the hydraulic system thoroughly to remove trapped air and confirm proper clutch pedal feel.

Quality Assurance

LuK is recognized for its long-standing development work in hydraulic clutch release systems, supported by Schaeffler’s broader clutch system expertise. The LSC381 is built as a service replacement for dependable hydraulic clutch operation in the listed Kia applications.