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Luk 20-056 Transmission Clutch Kit
| Brand | Luk 20-056 |
|---|---|
| Pressure Plate Type | Push type diaphragm |
| Clutch Disc Diameter | 9-7/16" |
| Input Shaft Diameter | 15/16" |
| Clutch Diameter | 10-13/16" |
| Clutch Disc Spline Quantity | 23 |
| Clutch Plate Facing Outer Diameter | 9-7/16" |
| Kit contents | Clutch accessory kit, modular clutch set |
| Number of clutch disc springs | 0 |
| Fits | Porsche · 20 vehicles |
OE supplier pedigree. Developed to meet original-equipment performance specifications.
Complete clutch kit. Includes the clutch, disc, bearings, lubricant, and spline tools.
Push-type diaphragm. A proven clutch design for smooth, consistent engagement.
Cross-references 1120056 and 6243908000 for the same application. See all 2.
LuK Clutch Kit for Porsche Boxster and Cayman
LuK 20-056 is a transmission clutch kit built for select Porsche Boxster and Cayman applications. It combines OE-style engineering with application-specific clutch specifications to support smooth engagement and consistent drivability.
Fits 2009-2016 Porsche Boxster and 2009-2012 Porsche Cayman, with additional coverage for 2014-2015 Porsche Cayman. This part number, 20-056, is a direct-fit option for drivers replacing worn clutch components on these manual-transmission Porsche models.
Key Features
- Push type diaphragm pressure plate for the specified application
- Clutch disc diameter: 9-7/16 in.
- Overall clutch diameter: 10-13/16 in.
- 23-spline clutch disc configuration
- Input shaft diameter: 15/16 in.
- Clutch plate facing outer diameter: 9-7/16 in.
- Includes clutch accessory kit and modular clutch set components
Application Details
LuK develops OE-level performance specifications for individual vehicle applications, and this kit reflects that approach for Porsche Boxster and Porsche Cayman fitments. The 20-056 clutch kit is built around the listed disc size, spline count, and pressure plate style to match the transmission requirements of the covered vehicles. This part cross-references 1120056 and 6243908000 for the same application.
Common Problems This Kit Can Address
- Slipping clutch under acceleration
- Hard or inconsistent clutch engagement
- Shudder during takeoff
- Worn clutch disc friction surfaces
- Reduced pedal feel from aging clutch components
Installation Notes
Verify transmission type, input shaft dimensions, spline count, and clutch diameter before installation. Inspect the flywheel, release system, and related wear surfaces during service so the new clutch assembly can operate correctly. Confirm vehicle fitment by year, make, and model before ordering.
Quality Assurance
LuK supplies OE-level clutch components and manufactures a high share of its content in-house, supporting consistent fit and performance for the specified Porsche applications. Part number 20-056 is engineered for the listed Boxster and Cayman fitments.
| Year | Make | Model | Liters | Cylinders | Notes |
|---|---|---|---|---|---|
| 2016 | Porsche | Boxster | 2.7L | H6 | — |
| 2016 | Porsche | Boxster | 3.4L | H6 | — |
| 2015 | Porsche | Boxster | 2.7L | H6 | — |
| 2015 | Porsche | Boxster | 3.4L | H6 | — |
| 2015 | Porsche | Cayman | 2.7L | H6 | — |
| 2015 | Porsche | Cayman | 3.4L | H6 | — |
| 2014 | Porsche | Boxster | 2.7L | H6 | — |
| 2014 | Porsche | Boxster | 3.4L | H6 | — |
| 2014 | Porsche | Cayman | 2.7L | H6 | — |
| 2014 | Porsche | Cayman | 3.4L | H6 | — |
| 2013 | Porsche | Boxster | 2.7L | H6 | — |
| 2013 | Porsche | Boxster | 3.4L | H6 | — |
| 2012 | Porsche | Boxster | 3.4L | H6 | — |
| 2012 | Porsche | Cayman | 3.4L | H6 | — |
| 2011 | Porsche | Boxster | 3.4L | H6 | — |
| 2011 | Porsche | Cayman | 3.4L | H6 | — |
| 2010 | Porsche | Boxster | 3.4L | H6 | — |
| 2010 | Porsche | Cayman | 3.4L | H6 | — |
| 2009 | Porsche | Boxster | 3.4L | H6 | — |
| 2009 | Porsche | Cayman | 3.4L | H6 | — |
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