ACT HD-M/Race Sprung 4 Pad Kit Subaru | Impreza | Legacy | STI | WRX 2004-2022

ACT SB10-HDG4 Heavy Duty Clutch Kit

If you’re looking to enhance your Subaru’s performance, the ACT SB10-HDG4 Heavy Duty Clutch Kit is a top-tier upgrade that delivers reliability and power. This kit is specifically designed for a range of Subaru models, including:

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

Why Choose the ACT SB10-HDG4?

The SB10-HDG4 features ACT's renowned Heavy Duty pressure plate, engineered with an exclusive diaphragm design that increases clamp load while minimizing deflection. This means you get a clutch that not only lasts longer but also performs exceptionally well under stress. Each diaphragm undergoes a rigorous four-stage heat treatment process, ensuring durability and outstanding performance on the track or street.

Performance Features

• Light to moderate pedal effort for improved drivability.
• Aggressive engagement with rapid shifting response, perfect for spirited driving.
• Designed to withstand high horsepower applications, whether on the road or the race track.
• Includes ACT's patented Monoloc system for enhanced alignment and reliability.

Technical Specifications

• Clutch Disc Diameter: 9.4 in (240 mm)
• Torque Capacity: 668 ft/lbs
• Input Spline Quantity: 24
• Input Shaft Diameter: 1 in
• Disc Material: Ceramic
• Product Weight: 17.2 lbs
• Pressure Plate Type: Heavy Duty
• Release Bearing Included: Yes
• Alignment Tool Included: Yes
• Grease Included: Yes

Installation and Compatibility

Installing the ACT SB10-HDG4 is straightforward, making it a great choice for DIY enthusiasts. For detailed installation instructions, CLICK HERE.

Customer Insights

Subaru WRX owners have reported significant improvements in shifting performance after installing the SB10-HDG4. One owner mentioned, "After putting this clutch in my 2018 WRX, the engagement is crisp, and I can feel the difference during hard shifts. It handles my power upgrades without a hitch!"

Final Thoughts

The ACT SB10-HDG4 Heavy Duty Clutch Kit is an essential upgrade for Subaru enthusiasts seeking enhanced performance and durability. With its robust construction and proven design, this clutch kit is built to handle the demands of high-performance driving while ensuring a smooth and reliable experience.

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