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LuK LSC315 - Clutch Slave Cylinder
Product Overview
The LuK Clutch Slave Cylinder part number LSC315 is a high-quality replacement component designed specifically for Audi, Porsche, and Volkswagen vehicles. Engineered to OEM standards, this premium-grade clutch slave cylinder ensures optimal performance and reliability, even under the most demanding driving conditions. Its robust construction is built to withstand high pressure and heat, guaranteeing long-lasting durability. Installation is straightforward, making it a hassle-free solution for DIY enthusiasts and professional technicians alike. With the LuK Clutch Slave Cylinder, you can expect smooth shifting and enhanced clutch operation, as it plays a crucial role in disengaging the clutch when shifting gears. Choose LuK LSC315 for dependable performance and peace of mind every time you service your vehicle.
Cross Reference Numbers
This LuK LSC315 is equivalent to or replaces the following part numbers: 512 0011 10, 512 0011 100, 8E0 721 257 A, 8E0 721 257 B, 8E0 721 257 F, 8E0 721 257 M, 8E0 721 257 N.
Vehicle Compatibility
- Audi A4 (2000–2008)
- Audi A4 Cabriolet (2003–2006)
- Audi A4 Quattro (2001–2008)
- Audi Allroad Quattro (2005)
- Audi A6 Quattro (1999–2004)
- Audi S4 (2000–2004)
- Porsche Boxster (2004–2008)
- Porsche Cayman (2006–2008)
- Volkswagen Passat (1998–2005)
- Volkswagen Passat GLX (2000–2005)
This may also fit other applications. Please use the vehicle selector tool to verify fitment.
Why Shop at eEuroparts.com?
- Proven Expertise: Over 25 years of experience with European vehicles means we know your car inside and out.
- Exclusive Kits That Fitâ„¢ - complete repair solutions with no guesswork
- Fitment Confidence: Our accurate cataloging ensures you get the right part the first time.
- Fast, Reliable Shipping: Orders ship quickly from our U.S.-based warehouses.
- Transparent Pricing: Competitive prices with no hidden fees or surprise charges.
- Established Trust: Serving the European auto community since 2000.
Frequently Asked Questions
What does the LuK LSC315 Clutch Slave Cylinder do?
The clutch slave cylinder is a vital component of your vehicle's clutch system. It engages and disengages the clutch when you shift gears, facilitating smooth and efficient gear changes.
How do I know if my Clutch Slave Cylinder needs replacement?
Key symptoms of a failing clutch slave cylinder include difficulty in shifting gears, a spongy or unresponsive clutch pedal, and fluid leaks around the clutch assembly.
Can I install the LuK LSC315 myself?
Yes, the LuK LSC315 is designed for easy installation, making it a viable option for DIY enthusiasts. However, ensure that you follow proper precautions and consult a repair manual for your specific vehicle.
What are the symptoms of a faulty Clutch Slave Cylinder?
Common symptoms include difficulty in engaging gears, a clutch pedal that feels soft or goes to the floor, and potential fluid leaks. Addressing these issues promptly can prevent further damage to the vehicle's transmission.
Why should I choose LuK for my Clutch Slave Cylinder needs?
LuK is a trusted name in automotive components, known for quality and performance. Order LuK LSC315 today for a factory-correct replacement that restores safety and performance.
Note: All information on this page and in the FAQ is for general reference only. Verify fitment and consult a professional as needed. eEuroparts.com is not responsible for incorrect part selection or installation.
- BrandLuK
- ManufacturerLuK
- MPNLSC315
- Part TypeClutch Slave Cylinder
- OE Part Numbers8E0 721 257 B, 8E0721257B, 8E0 721 257 N, 8E0721257N, 8E0 721 257 A, 8E0721257A, 8E0 721 257 F, 8E0721257F, 8E0 721 257 E, 8E0721257E, 8E0 721 257 M, 8E0721257M
- Cross Reference Numbers6283 005 602, 6283005602, 810656, 6283 000 045, 6283000045, 6283 003 001, 6283003001, 8E0 721 257 N, 8E0721257N, SH6142, 6283 003 002, 6283003002, 5511050, 6283 654 004, 6283654004, KN22066A1, 6283 003 102, 6283003102, 6283 000 607, 6283000607, 6283 000 015, 6283000015, 5511060, S1706, S0202, 6283 003 031, 6283003031, 5120011100, S1705, 8E0 721 257 M, 8E0721257M, 6283 003 101, 6283003101
- Fitment
- Fitment TypeVehicle Specific
| Year | Make | Model | Submodel | Notes |
|---|---|---|---|---|
| 1997 | Audi | A4 | Base (2.8 V6 GAS) | Notes: From Chassis #8DV180001 |
| 1997 | Audi | A4 | Base (1.8 L4 GAS) | Notes: From Chassis #8D-V-180 001 |
| 1997 | Audi | A6 Quattro | Avant (2.8 V6 GAS) | |
| 1997 | Audi | A6 Quattro | Base (2.8 V6 GAS) | |
| 2000 | Audi | S4 | Base (2.7 V6 GAS) | |
| 2000 | Audi | A4 | Base (1.8 L4 GAS) | |
| 2000 | Audi | A4 Quattro | Avant (1.8 L4 GAS) | |
| 2000 | Audi | A4 Quattro | Base (1.8 L4 GAS) | |
| 2000 | Audi | A6 Quattro | Avant (2.8 V6 GAS) | |
| 2000 | Audi | A6 Quattro | Base (2.8 V6 GAS) | |
| 2000 | Volkswagen | Passat | GLS (1.8 L4 GAS) | |
| 2000 | Volkswagen | Passat | 4 Motion (2.8 V6 GAS) | |
| 2000 | Volkswagen | Passat | GLS (2.8 V6 GAS) | |
| 2000 | Volkswagen | Passat | GLX (2.8 V6 GAS) | |
| 2001 | Audi | A6 Quattro | Avant (2.8 V6 GAS) | Engine: ATQ |
| 2001 | Audi | A6 Quattro | Base (2.8 V6 GAS) | Engine: ATQ |
| 2001 | Audi | A4 | Base (1.8 L4 GAS) | |
| 2001 | Audi | A4 Quattro | Avant (1.8 L4 GAS) | |
| 2001 | Audi | A4 Quattro | Base (1.8 L4 GAS) | |
| 2001 | Audi | Allroad Quattro | Base (2.7 V6 GAS) | |
| 2001 | Audi | S4 | Avant (2.7 V6 GAS) | |
| 2001 | Audi | S4 | Base (2.7 V6 GAS) | |
| 2001 | Volkswagen | Passat | GLS (2.8 V6 GAS) | |
| 2001 | Volkswagen | Passat | GLS 4 Motion (2.8 V6 GAS) | |
| 2001 | Volkswagen | Passat | GLX (2.8 V6 GAS) | |
| 2001 | Volkswagen | Passat | GLX 4 Motion (2.8 V6 GAS) | |
| 2001 | Volkswagen | Passat | GLS (1.8 L4 GAS) | |
| 2002 | Audi | A4 | Base (1.8 L4 GAS) | |
| 2002 | Audi | A4 | Base (3.0 V6 GAS) | |
| 2002 | Audi | A4 Quattro | Avant (1.8 L4 GAS) | Aspiration: Turbocharged |
| 2002 | Audi | A4 Quattro | Base (1.8 L4 GAS) | Aspiration: Turbocharged |
| 2002 | Audi | A4 Quattro | Avant (3.0 V6 GAS) | |
| 2002 | Audi | A4 Quattro | Base (3.0 V6 GAS) | |
| 2002 | Audi | A6 Quattro | Base (2.7 V6 GAS) | |
| 2002 | Audi | Allroad Quattro | Base (2.7 V6 GAS) | |
| 2002 | Audi | S4 | Avant (2.7 V6 GAS) | |
| 2002 | Audi | S4 | Base (2.7 V6 GAS) | |
| 2002 | Volkswagen | Passat | GLS (2.8 V6 GAS) | |
| 2002 | Volkswagen | Passat | GLS 4 Motion (2.8 V6 GAS) | |
| 2002 | Volkswagen | Passat | GLX (2.8 V6 GAS) | |
| 2002 | Volkswagen | Passat | GLX 4 Motion (2.8 V6 GAS) | |
| 2002 | Volkswagen | Passat | GLS (1.8 L4 GAS) | Aspiration: Turbocharged |
| 2002 | Porsche | Boxster | Roadster (2.7 H6 GAS) | |
| 1998 | Audi | A4 Quattro | Base (1.8 L4 GAS) | |
| 1998 | Audi | A4 | Base (1.8 L4 GAS) | |
| 1998 | Audi | A6 Quattro | Avant (2.8 V6 GAS) | |
| 1998 | Audi | A6 Quattro | Base (2.8 V6 GAS) | |
| 1998 | Volkswagen | Passat | GLS (2.8 V6 GAS) | |
| 1998 | Volkswagen | Passat | GLX (2.8 V6 GAS) | |
| 1998 | Volkswagen | Passat | GLS (1.8 L4 GAS) | |
| 1999 | Audi | A4 Quattro | Avant (1.8 L4 GAS) | |
| 1999 | Audi | A4 Quattro | Base (1.8 L4 GAS) | |
| 1999 | Audi | A6 Quattro | Avant (2.8 V6 GAS) | Notes: Canadian and European Market |
| 1999 | Audi | A6 Quattro | Base (2.8 V6 GAS) | Notes: Canadian and European Market |
| 1999 | Volkswagen | Passat | GLS (1.8 L4 GAS) | |
| 1999 | Volkswagen | Passat | GLS (2.8 V6 GAS) | |
| 1999 | Volkswagen | Passat | GLX (2.8 V6 GAS) | |
| 2003 | Audi | A4 Quattro | Avant (3.0 V6 GAS) | |
| 2003 | Audi | A4 Quattro | Base (3.0 V6 GAS) | |
| 2003 | Audi | A4 Quattro | Avant (1.8 L4 GAS) | Aspiration: Turbocharged |
| 2003 | Audi | A4 Quattro | Base (1.8 L4 GAS) | Aspiration: Turbocharged |
| 2003 | Audi | Allroad Quattro | Base (2.7 V6 GAS) | |
| 2003 | Audi | A6 Quattro | Base (2.7 V6 GAS) | |
| 2003 | Volkswagen | Passat | GL (2.8 V6 GAS) | |
| 2003 | Volkswagen | Passat | GLS (2.8 V6 GAS) | |
| 2003 | Volkswagen | Passat | GLX (2.8 V6 GAS) | |
| 2003 | Volkswagen | Passat | GLX 4 Motion (2.8 V6 GAS) | |
| 2003 | Volkswagen | Passat | GL (1.8 L4 GAS) | Aspiration: Turbocharged |
| 2003 | Volkswagen | Passat | GLS (1.8 L4 GAS) | Aspiration: Turbocharged |
| 2003 | Porsche | Boxster | Roadster (2.7 H6 GAS) | |
| 2004 | Audi | A4 | Base (1.8 L4 GAS) | |
| 2004 | Audi | A4 | Cabriolet (1.8 L4 GAS) | |
| 2004 | Audi | A4 Quattro | Avant (1.8 L4 GAS) | Aspiration: Turbocharged |
| 2004 | Audi | A4 Quattro | Base (1.8 L4 GAS) | Aspiration: Turbocharged |
| 2004 | Audi | A4 Quattro | Avant (3.0 V6 GAS) | |
| 2004 | Audi | A4 Quattro | Base (3.0 V6 GAS) | |
| 2004 | Audi | A4 Quattro | Cabriolet (3.0 V6 GAS) | |
| 2004 | Audi | Allroad Quattro | Base (2.7 V6 GAS) | |
| 2004 | Audi | A6 Quattro | Base (2.7 V6 GAS) | |
| 2004 | Audi | S4 | Avant (4.2 V8 GAS) | Notes: To Chassis #8E-4-270 000 |
| 2004 | Audi | S4 | Base (4.2 V8 GAS) | Notes: To Chassis #8E-4-270 000 |
| 2004 | Audi | S4 | Cabriolet (4.2 V8 GAS) | Notes: To Chassis #8E-4-270 000 |
| 2004 | Porsche | Boxster | Base (2.7 H6 GAS) | |
| 2004 | Volkswagen | Passat | GL TDI (2.0 L4 DIESEL) | Aspiration: Turbocharged |
| 2004 | Volkswagen | Passat | GLS TDI (2.0 L4 DIESEL) | Aspiration: Turbocharged |
| 2004 | Volkswagen | Passat | GL (1.8 L4 GAS) | Aspiration: Turbocharged |
| 2004 | Volkswagen | Passat | GLS (1.8 L4 GAS) | Aspiration: Turbocharged |
| 2004 | Volkswagen | Passat | GLS 4 Motion (1.8 L4 GAS) | Aspiration: Turbocharged |
| 2004 | Volkswagen | Passat | GL (2.8 V6 GAS) | |
| 2004 | Volkswagen | Passat | GLS (2.8 V6 GAS) | |
| 2004 | Volkswagen | Passat | GLX (2.8 V6 GAS) | |
| 2004 | Volkswagen | Passat | GLX 4 Motion (2.8 V6 GAS) | |
| 2005 | Audi | Allroad Quattro | Base (2.7 V6 GAS) | |
| 2005 | Audi | A4 Quattro | Avant (1.8 L4 GAS) | Aspiration: Turbocharged |
| 2005 | Audi | A4 Quattro | Base (1.8 L4 GAS) | Aspiration: Turbocharged |
| 2005 | Audi | A4 | Base (1.8 L4 GAS) | |
| 2005 | Audi | A4 | Cabriolet (1.8 L4 GAS) | |
| 2005 | Volkswagen | Passat | GL (1.8 L4 GAS) | Aspiration: Turbocharged |
| 2005 | Volkswagen | Passat | GLS (1.8 L4 GAS) | Aspiration: Turbocharged |
| 2005 | Volkswagen | Passat | GLS 4 Motion (1.8 L4 GAS) | Aspiration: Turbocharged |
Warranty Overview
At eEuroparts, we stand behind the quality of the products we sell. Every part we offer is backed by a warranty designed to give you peace of mind and protect your investment.
Standard Warranty – Most Parts
Coverage: 2 years or 24,000 miles (whichever comes first) from purchase date.
Protection: Defects in materials or workmanship under normal personal use.
Eligibility: Applies only to the original purchaser and the vehicle where the part was first installed.
Exclusions:
Wear-and-tear items (brake pads, filters, bulbs, wipers, etc.)
Commercial, fleet, rideshare, off-road, or racing use
Improper installation, misuse, accidents, or modifications
Not Covered: Labor, shipping, towing, or incidental costs.
Bison Performance Warranty – Our House Brand
Coverage: Limited Lifetime Warranty for as long as you own your vehicle.
Applies To: All products sold under the Bison Performance label.
Premium Protection: Goes beyond our standard warranty — if it’s a Bison product, the 2-year/24k mile limit is replaced with lifetime coverage.
Exclusions: Same as the standard warranty (normal wear, commercial use, improper installation, etc.).
What’s Included: Replacement of the defective product (labor and shipping excluded).
Warranty Claim Requirements
To keep claims fast and fair, we require:
Proof of purchase (invoice or order confirmation).
Photos or videos showing the defective part, order number, date, VIN, and odometer reading.
Diagnostic reports or part returns for non-visible issues may be requested.
Claims must be truthful, properly documented, and reflect normal consumer use.
Buy With Confidence: We back our products because we believe in their quality, with a transparent, customer-first warranty process you can trust. And with Bison Performance products, you’ll enjoy Limited Lifetime protection—an assurance few brands can match.
For full details and exclusions, please see our complete Warranty Terms & Conditions.
This summary is for convenience only. For full warranty coverage details, exclusions, and requirements, see our official Warranty Terms & Conditions. In case of conflict, the full policy governs.
Return Policy Overview
Most parts can be returned within 30 days of delivery if unused, uninstalled, and in original packaging.
To start a return, contact customer support via Chat or Contact Us.
Restocking fee: Up to 20% may apply for certain orders (buyer’s remorse, order errors, or special-order items)
Refunds: Issued to your original payment method within 3–5 business days after inspection
Exchanges: Not automatic — please return and reorder
Replacements: May be approved for incorrect or defective items reported within 7 days
Not returnable:
Used or installed parts
Electrical components
Opened filter kits, gaskets, or contaminated items
Final sale or custom orders
Important Notes:
Return shipping is your responsibility unless we made a verified error
Fitment is the customer’s responsibility (we can assist, but do not guarantee)
Country of origin may vary and is not grounds for return
For complete details, please see our full Return Policy.
This Returns summary is provided for convenience only. All returns, refunds, and exchanges are subject to the complete Returns Policy. In the event of any conflict, the full policy governs.
Fast, Reliable Shipping — Straight to Your Door
We ship most orders the same day when placed before 2 PM CST (Monday–Friday). Our main warehouse is just east of Nashville, TN, and we also ship from multiple locations nationwide to get your order to you as quickly as possible.
We use trusted carriers like UPS, FedEx, and USPS.
Tracking info is emailed to you as soon as your order ships.
Delivery estimates at checkout are based on carrier data, but not guaranteed.
Need help with a shipment?
If your order is missing, damaged, or incorrect, just let us know within 5 days of delivery. We’ll walk you through the quick claim process — including a few photos to help us make things right.
For complete details, please see our full Shipping Policy.
This Shipping summary is provided for convenience only. Delivery times, carrier terms, fees, restrictions, risk of loss, and other details are governed by our complete Shipping Policy. In the event of any conflict, the full policy governs.





