Luk LSC424 Clutch Slave Cylinder

Brand Luk LSC424
Fits Subaru and Scion · 49 vehicles

Hydraulic clutch release. Built for smooth clutch actuation in manual transmission systems.

LuK expertise. Backed by extensive experience in complete clutch release systems.

Cross-references AMS Automotive S1505, Centric Parts 138.47008 and Four Seasons 73424 for the same application. See all 7.

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LuK LSC424 Clutch Slave Cylinder

The LuK LSC424 clutch slave cylinder is a hydraulic transmission component for manual clutch release systems. It is built for Subaru and Scion applications where consistent clutch actuation and pedal response matter, including Subaru Impreza, Crosstrek, BRZ, Legacy, Outback, Forester, and Scion FR-S models.

Key Features

  • Hydraulic clutch slave cylinder for manual transmission systems
  • OE-focused design from LuK, a Schaeffler brand with deep clutch release system expertise
  • Direct-fit coverage for select Subaru and Scion manual transmission applications
  • Part number LSC424 for easy identification and ordering
  • Cross-references Sachs SH6313 for the same application

Detailed Description

LuK has been involved in the transition from mechanical to hydraulic clutch release systems, and that experience is reflected in the LSC424. This clutch slave cylinder is intended for vehicles that rely on hydraulic pressure to move the clutch release mechanism, helping maintain proper disengagement during shifting. It is a strong match for drivers searching for a Subaru BRZ clutch slave cylinder, Subaru Impreza hydraulic clutch release part, or Scion FR-S manual transmission component. The LSC424 also cross-references Sachs SH6313 for the same application.

What It Helps Address

  • Hard or inconsistent clutch pedal feel
  • Difficulty disengaging the clutch during shifts
  • Hydraulic fluid leakage at the slave cylinder
  • Clutch release problems on manual transmission vehicles
  • Shifting issues related to worn hydraulic actuation components

Installation Notes and Tips

  • Verify vehicle fitment by year, make, and model before installation.
  • Inspect the hydraulic line, fittings, and surrounding clutch components during service.
  • Bleed the hydraulic system after installation to remove air from the circuit.
  • Confirm proper clutch pedal travel and release operation after the repair.

Quality Assurance

LuK is recognized for its long-standing development work in hydraulic clutch release systems, backed by Schaeffler’s broader clutch system expertise. The LSC424 is built with that OE-oriented engineering background for manual transmission service work.

Compatible Vehicles

  • Fits 2016-2023 Subaru Impreza, N/A
  • Fits 2018-2021 Subaru Crosstrek, N/A
  • Fits 2013-2020 Subaru BRZ, N/A
  • Fits 2010-2017 Subaru Legacy, N/A
  • Fits 2005-2006 Subaru Legacy, N/A
  • Fits 2015-2017 Subaru Outback, N/A
  • Fits 2010-2013 Subaru Outback, N/A
  • Fits 2005-2006 Subaru Outback, N/A
  • Fits 2013-2016 Scion FR-S, N/A
  • Fits 2006-2008 Subaru Forester, N/A
This part fits 49 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelLitersCylindersPositionNotes
2021SubaruCrosstrek—2.0LH4N/A—
2021SubaruImpreza—2.0LH4N/A—
2020SubaruBRZ—2.0LH4N/A—
2020SubaruCrosstrek—2.0LH4N/A—
2020SubaruImpreza—2.0LH4N/A—
2019SubaruBRZ—2.0LH4N/A—
2019SubaruCrosstrek—2.0LH4N/A—
2019SubaruImpreza—2.0LH4N/A—
2018SubaruBRZ—2.0LH4N/A—
2018SubaruCrosstrek—2.0LH4N/A—
2018SubaruImpreza—2.0LH4N/A—
2017SubaruBRZ—2.0LH4N/A—
2017SubaruImpreza—2.0LH4N/A—
2017SubaruLegacy—2.5LH4N/A—
2017SubaruOutback—2.5LH4N/A—
2016ScionFR-S—2.0LH4N/A—
2016SubaruBRZ—2.0LH4N/A—
2016SubaruImpreza—2.0LH4N/A—
2016SubaruLegacy—2.5LH4N/A—
2016SubaruOutback—2.5LH4N/A—
2015ScionFR-S—2.0LH4N/A—
2015SubaruBRZ—2.0LH4N/A—
2015SubaruLegacy—2.5LH4N/A—
2015SubaruOutback—2.5LH4N/A—
2014ScionFR-S—2.0LH4N/A—
2014SubaruBRZ—2.0LH4N/A—
2014SubaruLegacy—2.5LH4N/A—
2013ScionFR-S—2.0LH4N/A—
2013SubaruBRZ—2.0LH4N/A—
2013SubaruLegacy2.5i2.5LH4N/A—
2013SubaruLegacy2.5i Premium2.5LH4N/A—
2013SubaruOutback2.5i Premium2.5LH4N/A—
2013SubaruOutback2.5i2.5LH4N/A—
2012SubaruLegacy2.5i2.5LH4N/A—
2012SubaruLegacy2.5i Premium2.5LH4N/A—
2012SubaruOutback2.5i2.5LH4N/A—
2011SubaruLegacy2.5i2.5LH4N/A—
2011SubaruOutback2.5i2.5LH4N/A—
2010SubaruLegacy2.5i2.5LH4N/A—
2010SubaruOutback2.5i2.5LH4N/A—
2010SubaruOutback2.5i Limited2.5LH4N/A—
2010SubaruOutback2.5i Premium2.5LH4N/A—
2008SubaruForester—2.5LH4N/A—
2007SubaruForester—2.5LH4N/A—
2006SubaruForester—2.5LH4N/A—
2006SubaruLegacy—2.5LH4N/A—
2006SubaruOutback—2.5LH4N/A—
2005SubaruLegacy—2.5LH4N/A—
2005SubaruOutback—2.5LH4N/A—
Directly replaces or cross-references 7 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
AMS Automotive — S1505Centric Parts — 138.47008Four Seasons — 73424PERFECTION — 900133Sachs — SH631330620AA1405120243100