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  See more parts for Chrysler Sebring
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ACT HD/Race Sprung 4 Pad Kit Mitsubishi | Dodge | Chrysler 1990-2005 - MB1-HDG4

ACT MB1-HDG4 Heavy Duty/Race Sprung 4 Pad Kit

Introducing the ACT MB1-HDG4 Heavy Duty/Race Sprung 4 Pad Kit, a clutch solution designed for those who demand performance without compromise. This kit features ACT's renowned Heavy Duty pressure plate, known for its exceptional clamp load and durability. Customers have praised the noticeable difference in their vehicle's responsiveness after installation, with many noting that it feels like a completely different car on the track.

Features & Benefits

  • Enhanced Performance: The exclusive diaphragm design increases clamp load, minimizes deflection, and extends clutch life—ideal for both high horsepower street and race applications.
  • Quiet Operation: The spring-centered race disc effectively dampens torsional vibrations, resulting in a smoother, quieter ride.
  • Durability: Each diaphragm undergoes a rigorous four-stage heat-treating process, ensuring reliability even under the most demanding conditions.
  • Precision Engineering: With precision cover stampings, this pressure plate provides both rigidity and consistency for optimal performance.
  • Fast Shifting: The 4-pad design allows for aggressive engagement, making shifting quicker and more responsive.

Technical Specifications

  • Clutch Disc Diameter: 8.8 in (224 mm)
  • Disc Material: Ceramic
  • Input Spline Quantity: 20
  • Input Shaft Diameter: 0.875 in
  • Torque Capacity: 415 ft/lbs
  • Product Weight: 11.7 lbs
  • Pedal Effort: Light to moderate

Customer Feedback

"After installing the MB1-HDG4, I couldn't believe the difference. The engagement is sharp, and I can feel the power transfer much better now. Definitely worth the investment!" - Mike T.

"I use this clutch on my race car, and it has held up beautifully. The shifting is so much quicker, and I love how it handles the heat. Highly recommend!" - Sarah L.

Installation Instructions

For detailed installation instructions, CLICK HERE.

Fitment

Compatible with the following vehicles:

  • Chrysler Sebring (2003-2004)
  • Dodge Stealth (1991-1996)
  • Eagle Summit (1992-1994 & 1996)
  • Eagle Talon (1991-1998)
  • Mitsubishi 3000GT (1991-1999)
  • Mitsubishi Eclipse (1990-2005)
  • Mitsubishi Expo (1992-1995)
  • Mitsubishi Galant (1991-1998)
  • Plymouth Colt (1992-1994)
  • Plymouth Laser (1990-1994)

Other Part Numbers:
ACT #actMB1-HDG4

Proposition 65

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

Vehicle
2003-2004
 Chrysler Sebring
1991-1996
 Dodge Stealth
1992-1994, 1996
 Eagle Summit
1991-1998
 Eagle Talon
1991-1999
 Mitsubishi 3000GT
1990-2005
 Mitsubishi Eclipse
1992-1995
 Mitsubishi Expo
1991-1998
 Mitsubishi Galant
1992-1994
 Plymouth Colt
1990-1994
 Plymouth Laser

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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