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SKU: SA863HS-A4
SPEC Stage 2+ Clutch Kit for 1996-2005 Audi A4 1.8T with Larger S4 Clutch
Elevate your driving experience with the SPEC Stage 2+ Clutch Kit (SA863HS-A4), meticulously engineered for 1996-2005 Audi A4 1.8T models equipped with the larger S4 clutch. Designed and hand-built in the USA by SPEC Clutch, Inc., this clutch kit is the definitive choice for enthusiasts seeking unmatched performance, durability, and drivability. Whether you’re navigating city streets, tackling autocross courses, or dominating the drag strip, the Stage 2+ delivers superior torque capacity and smooth engagement, making it the best clutch upgrade for your Audi A4 1.8T.
Why SPEC Stage 2+ Clutch?
The SPEC Stage 2+ Clutch Kit stands head and shoulders above the competition, offering a perfect balance of high performance and street-friendly operation. Here’s why it’s the top choice for Audi A4 1.8T owners:
- Unrivaled Torque Capacity: Conservatively rated to handle up to 405 ft/lbs of torque at the flywheel, this kit is ideal for modified vehicles with bolt-on upgrades like intakes, exhausts, and turbo enhancements. It effortlessly manages increased horsepower while maintaining reliability.
- Premium Kevlar Friction Material: Features a segmented or full-faced pure Kevlar disc with steel backing, providing exceptional grip, extended lifespan, and smooth engagement compared to organic or ceramic alternatives.
- Enhanced Drivability: The double-sprung hub and spring cover relieves ensure flexibility and smooth power delivery, making it perfect for daily driving, spirited street performance, and competitive motorsports like drag, pulling, and autocross.
- Precision Engineering: Manufactured to an industry-leading 0.001-inch tolerance, the Stage 2+ guarantees perfect rotational integrity and concentric actuation for optimal balance, drivability, and longevity.
- Must be Paired with SPEC Flywheel (SA01SB): Designed to work exclusively with the SPEC steel flywheel (SA01SB, sold separately), this combination reduces rotational mass for faster revving and improved power transfer, giving you a competitive edge.
- Trusted Craftsmanship: SPEC Clutch, Inc. is renowned for its high-performance clutches, hand-built and rigorously tested in the USA to meet the demands of racers and enthusiasts alike.
Included
This comprehensive clutch kit is designed for a direct bolt-on installation, ensuring a hassle-free upgrade.
- High-Clamp Pressure Plate: Engineered with CNC-machined castings, induction-hardened diaphragm, and stronger drive straps for increased clamp load and maximum holding power.
- Pure Kevlar Friction Disc: Segmented or full-faced Kevlar disc with steel backing for superior heat tolerance, quick recovery, and long-lasting performance.
- High-Torque Sprung Hub and Disc Assembly: Double-sprung hub with heat-treated components for enhanced strength, flexibility, and durability.
- Installation Hardware: Includes necessary bolts and alignment tool for a precise and straightforward installation.
- Release Bearing: High-quality throwout bearing for smooth clutch operation (mechanical release bearing included if applicable; concentric slave cylinders not included).
- Pilot Bearing: Ensures proper alignment and smooth operation (S4 pilot bearing may need to be discarded if using with specific flywheel kits; refer to installation guide).
- Installation Guide: Detailed instructions to assist with proper setup and fitment.
Note: This clutch kit must be used with the SPEC Steel Flywheel (SA01SB), sold separately, to ensure compatibility and optimal performance. The flywheel features a replaceable steel friction surface and diamond-ground construction with self-locking fasteners for added durability.
Vehicle Fitment
- Audi A4 1.8T (B5/B6):
- Years: 1997-2005
- Submodels: Base, Cabriolet
- Engine: 1.8L DOHC Turbo (FWD and Quattro/AWD)
- Volkswagen Passat:
- Years: 1998-1999
- Submodel: GLS
- Engine: 1.8L Turbo
Fitment Notes:
- Compatible with both Quattro and non-Quattro models of the Audi A4 1.8T.
- Designed specifically for vehicles using the larger S4 clutch setup (240mm diameter vs. stock 228mm).
- Also fits select Skoda Superb models with 1.8T engines (verify fitment with SPEC Clutch).
Part Numbers
- Clutch Kit SKU: SA863HS-A4
- Required Flywheel Part Number: SA01SB (sold separately)
- Alternate Reference: SA783H-2 (Stage 2+ equivalent for torque reference)
Product Specifications
- Torque Capacity: Up to 405 ft/lbs at the flywheel
- Types of Driving: Street, Drag, Pulling, Autocross
- Box Dimensions: 14.8” L x 14.5” W x 3.5” H
- Shipping Weight: Approximately 15.3 lbs
- Warranty: 120-day limited warranty against defects in materials and workmanship (contact SPEC for details).
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