Fitment Information: This lightweight crank pulley fits 2019 - 2025 Subaru WRX (only), 2022 - 2025 Subaru BRZ, and 2022 - 2025 Toyota GR86.
Features:
- Made from CNC 6061 - T6 billet aluminum for durability.
- Available in anodized finishes of black, blue, and red.
- Weighs only 1.2 lbs compared to the OEM's 3.7 lbs, which means significant weight savings.
- Enhances throttle response, horsepower, and torque.
- Reduces rotational mass for better engine performance.
- No tuning is required.
- Easy to install, estimated to take only 15 minutes, and comes with installation instructions.
Included:
- (1) PERRIN Lightweight Crank Pulley
- (1) PERRIN Crank Pulley Hub
- Warranty and Instructions
The PERRIN Lightweight Crank Pulley reduces the weight of your engine's rotating parts, freeing up power. You can feel the difference with every press of the gas pedal.









Using the Perrin Lightweight Crank Pulley is easy. First, make sure your engine is cool. Refer to the included installation instructions to remove the old crank pulley and install the new one. It should take about 15 minutes. You don't need to tune your engine after installation. When you drive, you'll notice improved throttle response and more power. As for maintenance, check the pulley regularly for any signs of wear or damage. Keep it clean to ensure its performance. If you have any issues, refer to the warranty information provided. Enjoy the enhanced driving experience with this lightweight pulley!