If you're serious about performance, the ACT HD/Race Sprung 6 Pad Kit (GM12-HDG6) is one piece of gear you won't want to overlook. This kit comes with ACT's go-to Heavy Duty pressure plate, which is designed to take a beating while keeping your clutch engaged and ready to rock. The exclusive diaphragm design cranks up the clamp load, minimizes deflection, and extends the life of your clutch. Trust me, it’s been through the wringer and still comes out on top.
Now, let’s talk about the nitty-gritty. Each diaphragm goes through a rigorous four-stage heat treatment, ensuring it can handle the heat when you’re pushing your ride to the limits. The precision cover stamping provides the kind of rigidity and consistency that you can count on, even when the road gets tough.
The real star of the show is the 6-pad, spring-centered race disc. It’s built to dampen those torsional vibrations that can wreak havoc on your setup, and let’s face it, you don’t want a clutch that’s going to fail when you need it most. The spring retainers are no joke either; they feature wraparound spring windows and thicker stampings to give you that extra support and reliability. Sure, engagement is a bit harsher, but that means faster shifts—perfect for when you’re looking to hit the gas hard.
For those of you running higher horsepower setups, this clutch is a solid choice. It’s got a moderate friction life, but thanks to ACT’s smart diaphragm design, you can expect it to last longer than your average clutch. Plus, it's been 100% clamp load tested and dynamically balanced, so you can trust it for smooth performance at high RPMs.
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So, if you’re looking to upgrade your clutch for some serious street or track action, this kit has your back. It’s built tough, and it’s ready to take your ride to the next level.
Other Part Numbers:
ACT #actGM12-HDG6
⚠ WARNING:
Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov
| Make Vehicle | Model | Year |
|---|---|---|
|
2010-2015 Chevrolet Camaro |
Camaro | 2010-2015 |
|
2014-2015 Chevrolet Camaro Z28 |
Camaro Z28 | 2014-2015 |
|
2005-2013 Chevrolet Corvette |
Corvette | 2005-2013 |
|
2006-2013 Chevrolet Corvette Z06 |
Corvette Z06 | 2006-2013 |

If you've added boost, tuned for more power, or simply want better throttle control, then your stock clutch won't cut it. That?s where ACT (Advanced Clutch Technology) comes in delivering high-performance clutch kits and flywheels designed for real drivers who push their builds on the street, strip, or track.
ACT?s lineup includes everything from daily driver friendly HD kits to hardcore twin disc setups for serious horsepower. Whether you?re launching hard in a WRX, drifting in a 370Z, or canyon carving in an M3, ACT gives you the torque capacity and engagement you need without sacrificing drivability.
Why ACT? Because Power Without Control Is Useless.ACT doesn?t just make universal performance parts ? they build complete, vehicle-specific clutch solutions for enthusiast favorites. Whether you daily a Civic Type R, track a Subaru STI, drift a 240SX, or drag a Mustang GT, ACT offers the right clutch to match your build goals.
Top supported platforms include the Nissan 350Z/370Z, Toyota Supra A90, Chevy Camaro SS/ZL1, Mitsubishi Evo, Ford Focus RS/ST, and BMW M3/M4 ? each with clutch options tuned to your driving needs.
What ACT Offers:ACT isn?t hype ? it?s proven. Their clutches are SFI-certified, track-tested, and used by racers in drag, time attack, autocross, drift, and rally. But what really matters? They hold power, last longer, and feel right even after hundreds of hard launches or hours of canyon carving.
Whether you're upgrading for more power or replacing a tired OEM clutch, ACT gives you the bite, strength, and feel to drive harder with confidence. No compromises, no excuses just parts that work when it matters.