The XClutch XFSU003CL lightweight chromoly flywheel is engineered for Subaru WRX STI 2.5L applications from 2015 through 2021, including Type RA models where applicable. Designed for single-disc clutch systems and recommended for track use, this performance flywheel helps reduce rotational inertia while maintaining the strength required for demanding street and motorsport applications.
Manufactured from high-quality 4140 chromoly steel, the XClutch flywheel combines durability with a lightweight design to support quicker engine response and improved drivetrain performance. Its explosion-proof construction is engineered to meet the demands of high-performance driving, making it a suitable upgrade for modified street cars, dedicated race vehicles, and other applications where strength and reduced rotating mass are important.
XClutch draws on more than 30 years of clutch engineering experience to develop performance drivetrain components for a wide range of vehicles. The XFSU003CL is designed to meet high quality standards and includes an integral ring gear and timing sensor ring when applicable, supporting compatibility with the vehicle’s original systems. Professional installation and verification of clutch, starter, and sensor compatibility are recommended before installation.
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