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  See more parts for Honda CR-X
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ACT MaXX/Race Rigid 4 Pad Kit Honda Civic | CR-X 1988-1991 - HC6-XXR4

ACT MaXX/Race Rigid 4 Pad Kit - Part Number: HC6-XXR4

If you're a serious automotive enthusiast looking to enhance your vehicle's performance, the ACT MaXX/Race Rigid 4 Pad Kit (HC6-XXR4) is designed with you in mind. This kit features a high-performance MaXX pressure plate that utilizes an exclusive diaphragm design, aimed at increasing clamp load while minimizing deflection, ultimately extending the life of your clutch.

What sets this kit apart is its four-stage heat-treating process applied to all diaphragms, ensuring unmatched performance even under extreme conditions. Customers have noted the noticeable difference in their vehicle's responsiveness after installation, with one user stating, "The shifts are so much quicker now; it feels like a whole new car!"

Features & Benefits

  • Heavy to very heavy pedal effort for those who crave an aggressive engagement.
  • Quickest shifts possible, enhancing your driving experience.
  • Engineered for performance, with high-quality ceramic friction materials that withstand high temperatures.
  • Designed for race use, making it perfect for track days or competitive driving.
  • Each unit is 100% clamp load tested and dynamically balanced for reliability at high RPMs.

Specifications

  • Clutch Disc Diameter: 8.3 in (212 mm)
  • Disc Material: Ceramic
  • Input Spline Quantity: 21
  • Input Shaft Diameter: 0.875 in
  • Torque Capacity: 420 ft/lbs (1.73 times over OE)
  • Product Weight: 9.8 lbs
  • Release Bearing Included: Yes
  • Pilot Bearing Included: Yes
  • Grease Included: Yes
  • Alignment Tool Included: Yes

Installation Notes

To ensure optimal performance, this kit must be used with a 90-01 SOHC flywheel or an ACT flywheel (not provided). The upgrade to 212mm is essential for compatibility.

Customer Feedback

Many users have praised the HC6-XXR4 for its superior performance on the track. One satisfied customer remarked, "I never knew my car could perform like this! The engagement is a bit harsher, but the speed of the shifts makes it all worth it."

Fitment

This kit is compatible with:

  • Honda Civic 1988-1991
  • Honda CR-X 1988-1991

Upgrade your vehicle's clutch system with the ACT MaXX/Race Rigid 4 Pad Kit (HC6-XXR4) and experience the difference in your driving performance!

Other Part Numbers:
ACT #actHC6-XXR4

Proposition 65

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

Vehicle
1988-1991
 Honda CR-X
1988-1991
 Honda Civic

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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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