ACT ProMass Flywheel for BMW 135i / 335i (20092013)

2026-03-05T08:34:53-07:00

Price: 846.00

Sharpen throttle response and improve driveline feel with the ACT ProMass Flywheel, engineered for select BMW applications. Built to handle spirited street driving and track use, this flywheel is designed to deliver smooth engagement, dependable strength, and consistent performance under heat and high RPM conditions.

Key Features

Heat-treated forging: Adds strength and toughness for long service life

Induction-hardened ring gear: Built to resist wear and maximise durability

One-piece construction: Reduces failure points and improves heat transfer

Forged and CNC machined: Precision-balanced for smooth operation at high RPM

Street and race ready: Suitable for performance builds and daily drivers

Vehicle Fitment

BMW 135i (2009–2013)

BMW 335i (2009–2013)

Fitment disclaimer: Confirm your exact vehicle details before ordering to ensure correct compatibility.

Benefits

Quicker engine response and improved acceleration feel

Reliable performance under high heat and repeated load

Smoother, more consistent engagement for confident driving

Why Buy From Us

Trusted ACT performance parts supplied for NZ & AU customers

Fast local support and straightforward ordering

Quality-focused products built for demanding use