ACT SB10-HDSS Heavy Duty Clutch Kit

If you're looking to upgrade your Subaru's clutch system, the ACT SB10-HDSS Heavy Duty Clutch Kit is a top-tier choice that combines durability with performance. Designed specifically for Subaru Impreza (2004-2014), Subaru Legacy (2007-2009), Subaru STI (2004-2021), and Subaru WRX (2013-2022), this kit features ACT's most popular heavy-duty pressure plate and street disc, making it an ideal solution for both daily driving and spirited track sessions.

Why Choose the ACT SB10-HDSS?

The ACT SB10-HDSS kit is engineered for those who demand more from their vehicles. It uses an exclusive diaphragm design that increases clamp load while reducing deflection, maximizing clutch life. Each diaphragm undergoes a rigorous four-stage heat-treating process, ensuring it can handle the heat generated during aggressive driving. This means you can shift with confidence, knowing your clutch can withstand the demands of both street and track.

Performance Features

• Light to moderate pedal effort for a more comfortable driving experience.
• Enhanced engagement with smooth, positive feedback during shifts.
• Longer friction life thanks to ACT's unique diaphragm design.
• Precision-engineered components for improved performance and reliability.
• Includes ACT's patented Monoloc for optimal alignment and consistent performance.

Technical Specifications

• Clutch Disc Diameter: 9.4 in (240 mm)
• Torque Capacity: 522 ft/lbs (0.45 over OE)
• Input Spline Quantity: 24
• Input Shaft Diameter: 1 in
• Disc Material: Organic with high copper content
• Weight: 18.2 lbs
• Pressure Plate Type: Heavy Duty
• Release Bearing Included: Yes
• Alignment Tool Included: Yes
• Grease Included: Yes

Installation Information

For detailed installation instructions, CLICK HERE.

Real-World Feedback

Subaru WRX owners have reported that after installing the SB10-HDSS kit, they experienced significantly smoother shifts, especially during high RPMs. One owner noted, "The pedal feel is just right—firm but not overly stiff. I can confidently hit the track without worrying about clutch fade." Another Subaru STI driver mentioned, "This clutch kit has transformed my driving experience, providing the reliability I need for both daily commutes and weekend track days."

Notes

• Includes ACT Monoloc for improved performance.

Fitment Details

This clutch kit is confirmed to fit the following models:

• Subaru Impreza (2004-2014)
• Subaru Legacy (2007-2009)
• Subaru STI (2004-2021)
• Subaru WRX (2013-2022)

Upgrade your Subaru's clutch system with the ACT SB10-HDSS Heavy Duty Clutch Kit and experience the difference in performance and reliability today!