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Luk 21-040 Clutch Kit
| Brand | Luk 21-040 |
|---|---|
| Clutch Diameter | 9.480314961 |
| Clutch Disc Diameter | 9-1/2" |
| Clutch Disc Spline Quantity | 14 |
| Clutch Plate Facing Outer Diameter | 9-7/16" |
| Input Shaft Diameter | 1" |
| Kit contents | Cover Assembly, Clutch Disc, Slave Cylinder,all Necessary Pilots, Accessory Pack |
| Number of clutch disc springs | 0 |
| Pressure Plate Type | Self Adjusting |
| Fits | Saab · 6 vehicles |
OE direct replacement. Developed as an original-equipment supplier for precise application performance.
Self-adjusting pressure plate. Helps maintain consistent clutch engagement as the disc wears.
Complete kit. Includes the clutch disc, cover assembly, slave cylinder, pilots, and accessory pack.
Cross-references PERFECTION MU72298-1, 1121040 and 6243690330 for the same application. See all 4.
LuK 21-040 Clutch Kit for Saab 9-3
LuK 21-040 is a transmission clutch kit built for select Saab 9-3 applications from 2003-2006. It combines OE-style engineering with application-specific components to support smooth clutch engagement, consistent pedal feel, and proper release performance.
Key Features
- Self-adjusting pressure plate type for application-specific clutch operation
- 9-1/2 in. clutch disc diameter with 14-spline hub
- 1 in. input shaft diameter specification
- Clutch plate facing outer diameter: 9-7/16 in.
- Kit contents include cover assembly, clutch disc, slave cylinder, all necessary pilots, and accessory pack
- OE supplier engineering from LuK for the Saab 9-3 platform
Detailed Description
LuK 21-040 is a transmission clutch kit for the Saab 9-3, covering 2003 Saab 9-3 Linear and 2004-2006 Saab 9-3 applications. The kit is built around a self-adjusting pressure plate and matched clutch disc dimensions to help maintain correct clutch operation in the vehicle’s drivetrain. LuK develops application-specific performance specifications as an original-equipment supplier, and this kit reflects that OE-focused approach for the Saab 9-3.
This part cross-references Perfection MU72298-1 for the same application.
Common Issues This Kit May Address
- Slipping during acceleration
- Chatter or shudder on takeoff
- Hard or inconsistent clutch engagement
- Difficulty disengaging the clutch cleanly
- Wear-related drivability problems in the Saab 9-3 clutch system
Installation Notes and Tips
Verify the clutch disc spline count, input shaft diameter, and pressure plate style before installation. Inspect the flywheel, release components, and hydraulic system condition during service, and replace worn mating parts as needed to restore proper clutch operation. Confirm vehicle fitment by year, model, and engine configuration before ordering.
Quality Assurance
LuK is an OE supplier with extensive in-house manufacturing content and a long history of supplying clutch components to the aftermarket. The 21-040 kit is engineered to match the requirements of the listed Saab 9-3 applications and to support reliable transmission service.
| Year | Make | Model | Submodel | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2006 | Saab | 9-3 | 2.0T | 2.0L | L4 | N/A | — |
| 2005 | Saab | 9-3 | Aero | 2.0L | L4 | N/A | — |
| 2005 | Saab | 9-3 | Arc | 2.0L | L4 | N/A | — |
| 2004 | Saab | 9-3 | Linear | 2.0L | L4 | N/A | — |
| 2004 | Saab | 9-3 | Arc | 2.0L | L4 | N/A | — |
| 2003 | Saab | 9-3 | — | 2.0L | L4 | N/A | Linear |
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