The LuK LSC431 clutch slave cylinder is a high-quality replacement for Audi A4, S4, and RS4 models from the B6 and B7 generations. It ensures reliable hydraulic operation for smooth clutch engagement and disengagement, restoring factory performance in manual transmission vehicles. This direct-fit component is built to OEM specifications for durability and longevity.
Key Features & Benefits
- OEM-Exact Fit: Precision-engineered to match original specifications for seamless installation.
- Durable Housing: Robust construction resists wear and corrosion from hydraulic fluid and road exposure.
- Consistent Hydraulic Pressure: Designed to maintain stable pressure for predictable clutch feel.
- Comprehensive Compatibility: Interchanges with multiple OEM part numbers for Audi B6 and B7 platforms.
- LuK Quality: Manufactured by the leading OE supplier, ensuring reliable performance.
Vehicle Fitment
| Make | Model | Years | Engine |
|---|---|---|---|
| Audi | S4 | 2004–2005 | 4.2V8 |
| Audi | S4 | 2006–2009 | 4.2V8 |
| Audi | RS4 | 2007–2008 | 4.2V8 |
| Audi | A4 Quattro | 2006–2007 | 3.2V6 |
| Audi | A4 | 2006–2007 | 2.0L4 |
| Audi | A4 Quattro | 2006 | 2.0L4 |
Technical Specifications
| Part Number | LuK LSC431 |
| Product Type | Clutch Slave Cylinder |
| Compatible Generations | B6 A4/S4, B7 A4/S4/RS4 |
Installation Notes
Professional installation is advised to properly bleed the hydraulic system and avoid clutch failure.
About LuK
LuK is the world's largest manufacturer of clutch systems and an OE partner to major automotive brands, guaranteeing precision and reliability.
This part also goes by the following cross reference.
Cross Reference Part Number:
Fits These Vehicles
| Make | Model | Engine | Years |
|---|---|---|---|
| Audi | S4 | 4.2V8 | 2004–2005 |
| Make | Model | Engine | Years |
|---|---|---|---|
| Audi | S4 | 4.2V8 | 2006–2009 |
| Make | Model | Engine | Years |
|---|---|---|---|
| Audi | RS4 | 4.2V8 | 2007–2008 |
| Make | Model | Engine | Years |
|---|---|---|---|
| Audi | A4 Quattro | 3.2V6 | 2006–2007 |
| Audi | A4 | 2.0L4 | 2006–2007 |
| Audi | A4 Quattro | 2.0L4 | 2006–2006 |