ACT ProMass Flywheel for 20122018 Jeep Wrangler JK

Upgrade your clutch and driveline feel with the ACT ProMass Flywheel, engineered for strength, smooth engagement, and dependable performance in tough NZ and AU driving conditions. Built as a robust alternative to dual-mass designs, it’s ideal for Wrangler owners who demand reliable operation on-road, off-road, and under load.

Key Features

• Heat-treated forging for exceptional strength and durability
• Induction-hardened ring gear to maximise service life
• One-piece construction for efficient heat dissipation
• Reduced driveline slop compared to dual-mass alternatives
• Forged, CNC machined & dynamically balanced for smooth, consistent operation

Vehicle Fitment

2012–2018 Jeep Wrangler JK.

Fitment disclaimer: Check your vehicle details before ordering.

Benefits

• Improved drivability and clutch feel, especially with larger tyres
• Confidence for towing, hill starts, and technical off-road crawling
• Helps reduce unwanted driveline movement versus dual-mass setups
• Built to handle heat and load for long-term reliability

Why Buy From Us

• AU & NZ-focused support to help you order the right parts
• Quality products from trusted brands like ACT
• Fast, careful dispatch and secure packaging
• Clear communication from checkout to delivery