ACT Heavy Duty Performance Street Sprung Disc Clutch Kit (SB5-HDSS) | Subaru WRX 2006-2018

The ACT Heavy Duty Performance Street Sprung Disc Clutch Kit (SB5-HDSS) is engineered for 2006–2018 Subaru WRX owners seeking a reliable, street-focused clutch with enhanced torque capacity. Featuring a sprung disc design, this kit provides smooth engagement, reduced chatter, and consistent pedal feel while handling moderate performance upgrades and spirited driving conditions.

KEY FEATURES

• Sprung disc design for smooth engagement and reduced clutch chatter
• Heavy duty clutch disc engineered for enhanced torque handling under performance applications
• Complete kit includes clutch disc, pressure plate, and release bearing for direct-fit installation
• Durable friction material designed to withstand heat and repeated engagement cycles
• Optimized for stock or moderately tuned engines, maintaining street drivability
• Direct-fit replacement using OEM flywheel and release components

TECHNICAL SPECIFICATIONS

• Platform Compatibility: Subaru WRX 2006–2018
• Clutch Type: Heavy Duty Performance Street Sprung Disc Clutch Kit
• Included Components: Clutch disc, pressure plate, release bearing
• Torque Capacity: 500 lb-ft (verified for SB5-HDSS configuration)
• Horsepower Support: Up to 550 HP (verified for SB5-HDSS configuration)
• Material: High-performance friction disc with heat-treated pressure plate for durability
• Installation: Direct-fit replacement using OEM flywheel and clutch bolt patterns
• Performance Benefit: Smooth engagement, reliable torque handling, consistent pedal feel for street and light track use

VEHICLE FITMENT

• Subaru WRX 2006–2018

ACT delivers proven, data-driven performance solutions engineered to optimize your Subaru with unmatched precision and reliability.