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  See more parts for Saab 9-2X
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ACT 4 Pad Rigid Race Disc Saab | Scion | Subaru | Toyota 1990-2022 - 4228018
ACT 4 Pad Rigid Race Disc Saab | Scion | Subaru | Toyota 1990-2022 - 4228018 - Image 3 ACT 4 Pad Rigid Race Disc Saab | Scion | Subaru | Toyota 1990-2022 - 4228018 - Image 2 ACT 4 Pad Rigid Race Disc Saab | Scion | Subaru | Toyota 1990-2022 - 4228018 - Image 3

Upgrade Your Shifting Experience with the ACT 4228018 Race Disc

If you're looking to enhance the performance of your Subaru WRX (2002-2022), Subaru BRZ (2013-2020), or Scion FRS (2013-2016), the Advanced Clutch 4 Pad Rigid Race Disc 4228018 is a must-have upgrade. This high-performance 4-pad rigid race disc is constructed with premium ceramic friction materials, designed for those who demand swift and precise shifting on the track or street.

Performance Features

  • Aggressive engagement for quicker shifts, perfect for spirited driving.
  • Manufactured with high-quality ceramic materials that withstand high heat, ensuring durability and moderate wear rates.
  • Lightweight rigid design with a heat-treated chromoly hub for enhanced strength and longevity.
  • Engineered for race use, this disc holds 28% more torque than standard organic materials.
  • Expect increased gear rattle, a sign of the aggressive engagement that racers appreciate.

Technical Specifications

  • Diameter: 9 in (228 mm)
  • Spline Quantity: 24
  • Splined Bore Diameter: 1 in
  • Disc Type: Solid
  • Weight: 1.9 lbs
  • SFI Rating: 1.1

Installation Instructions

Ready to take your performance to the next level? Follow the installation guide to get started:

Fitment

The ACT 4228018 is compatible with the following models:

  • Saab 9-2X (2005-2006)
  • Saab 9-2X Wagon (2005-2006)
  • Subaru Baja (2003-2006)
  • Subaru Forester (2003-2008)
  • Subaru Impreza (2000-2011)
  • Subaru Legacy (1990-2020)
  • Subaru Outback (2005-2009)
  • Subaru WRX (2002-2022)
  • Subaru BRZ (2013-2020)
  • Toyota GT-86 (2017-2020)

Customer Feedback

Subaru WRX owners have reported a noticeable difference in their shifting experience after installing the ACT 4228018. One owner shared, ?After putting this disc in my 2018 WRX, the shifts are razor-sharp, and I can feel the power transfer more effectively during hard acceleration.?

For those serious about performance, the ACT 4228018 Race Disc is engineered to deliver the responsiveness and durability you need on the track. Don?t settle for less?make the upgrade that will transform your driving experience.

Other Part Numbers:
ACT #act4228018

Proposition 65

⚠ WARNING: Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov

Vehicle
2005-2006
 Saab 9-2X
2005-2006
 Saab 9-2X Wagon
2013-2016
 Scion FRS
2013-2020
 Subaru BRZ
2003-2006
 Subaru Baja
2003-2008
 Subaru Forester
2000-2011
 Subaru Impreza
1990-2020
 Subaru Legacy
2005-2009
 Subaru Outback
2002-2022
 Subaru WRX
2017-2020
 Toyota GT-86

ACT Banner

ACT ? Advanced Clutch Technology | Clutch Kits & Flywheels Built to Handle Real Power

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.
  • Hold More Power Engineered to handle turbo, supercharger, and high-compression builds
  • Faster Engagement Stronger pressure plates for better bite off the line
  • Better Pedal Feel Balanced response without going full race-car stiff
  • Reduced Rotational Mass Lightweight flywheels improve rev-matching and response
  • No Guesswork Direct-fit applications, no fabbing, no hassle
ACT Clutch Kits and Flywheels Fit the Cars Enthusiasts Build

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:
  • Performance Clutch Kits From HD street kits to twin-disc race systems
  • Clutch Discs 6-puck, full-face, rigid or sprung to match your style
  • Pressure Plates Heavy-duty options that increase clamp load without sacrificing control
  • Chromoly Lightweight Flywheels Quicker revs, smoother shifts, and less drivetrain stress
  • Complete Hardware Kits Everything you need for a proper install
Performance Tested. Driver Approved.

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.

ACT warrants all products to be free of defects in materials and workmanship for normal use and service for a period of one (1) year from retail purchase. Written notice must be immediately given to ACT within the warranty period. We require a copy of the purchase receipt showing the unit was purchased from an Authorized Dealer or Advanced Clutch Technology directly to verify the product is under warranty. Products purchased used do not carry a warranty. This warranty is to the original purchaser and is non-transferable. All non-warranty items are subject to a $50 inspection bench test fee.

ACT reserves the right to examine any part returned for warranty claim to determine, to ACT's satisfaction, whether the material or workmanship of the part does not conform to this limited warranty. ACT's obligation under this warranty shall be limited to repairing, replacing, or crediting, at its option, any part which is deemed covered by ACT. No labor, lift or storage charges will be reimbursed for any reason. Damage to ACT's parts resulting from misuse, improper use, or abuse shall void this limited warranty. Failure to follow ACT's installation instructions and the vehicle manufacturers installation procedures and specifications shall void this limited warranty.

ACT undertakes no responsibility for the quality of the goods except as otherwise provided in this contract. ACT assumes no responsibility that the goods will be fit for any particular purpose for which you may be buying these goods, except as otherwise provided in the contract. ACT shall not be liable for any damage or injury to persons or property resulting from improper installation or misuse of any part subject to this warranty.

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