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ACT HD-O/Perf Street Sprung Kit Jeep Gladiator | Wrangler 2018-2025 - JP5-HDSS

ACT JP5-HDSS Heavy Duty Clutch Kit

If you're looking to enhance the performance of your 2020-2024 Jeep Gladiator or 2018-2025 Jeep Wrangler, the ACT JP5-HDSS Heavy Duty Clutch Kit is a top-notch upgrade that delivers exceptional torque capacity and reliable engagement, whether you're hitting the trails or cruising the streets. This kit features ACT's renowned Heavy Duty pressure plate paired with a popular street disc, designed for those who demand quality and performance from their vehicles.

Performance and Durability

The JP5-HDSS kit is built to withstand the rigors of spirited driving and off-road adventures. With ACT's exclusive diaphragm design, this clutch increases clamp load while reducing deflection, ensuring a longer lifespan. Each diaphragm undergoes a rigorous four-stage heat-treating process, which enhances performance and reliability. The precision machined pressure plate castings are engineered to absorb heat effectively, allowing for smooth operation even under high-stress conditions.

Installation and Features

Installing the ACT JP5-HDSS is straightforward, and you'll appreciate the light to moderate pedal effort that provides a smooth and positive engagement. This kit is designed for good driveability and is suitable for both street and off-road use. Here are some key features:

  • Light to moderate pedal effort with smooth engagement
  • Longer friction life thanks to ACT's exclusive diaphragm design
  • Precision-engineered for balance and durability, featuring premium organic friction materials
  • 100% clamp load tested and dynamically balanced for reliability at high RPMs
  • Induction hardened key areas for extended longevity

Technical Specifications

  • Clutch Disc Diameter: 11 in (280 mm)
  • Input Spline Quantity: 21
  • Input Shaft Diameter: 1.125 in
  • Torque Capacity: 479 ft/lbs (32% increase over OE)
  • Weight: 50.6 lbs
  • Includes ACT Street-Mass flywheel and necessary bolts

Customer Feedback

Jeep Wrangler owners have reported that after installing the JP5-HDSS, they experienced a noticeable improvement in clutch engagement and overall drivability. One owner noted, "After swapping in the JP5-HDSS, my 2021 Wrangler feels more responsive, and I can confidently tackle steep inclines without any slipping." Another Gladiator enthusiast mentioned, "This clutch kit handled my off-road excursions like a champ, providing the durability and performance I needed."

Installation Instructions

  • For detailed installation instructions, CLICK HERE.

Notes

  • Conversion Kit includes ACT Street-Mass flywheel
  • Flywheel bolts (M10-1.00 x 40mm) and pressure plate bolts (M8-1.25 x 16mm) are included

Fitment

This clutch kit is compatible with:

  • Jeep Gladiator (2020-2024)
  • Jeep Wrangler (2018-2025)

Other Part Numbers:
ACT #actJP5-HDSS

Proposition 65

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

Vehicle
2020-2024
 Jeep Gladiator
2018-2025
 Jeep Wrangler

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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