Clutch Masters Steel Flywheel 06-09 Legacy GT Spec B / 04-21 STI | Lightweight Steel | Performance Flywheel
Overview
The Clutch Masters Steel Flywheel is a precision-engineered component designed to replace the factory flywheel in select Subaru models, including the 2006-2009 Legacy GT Spec B and 2004-2021 Subaru WRX STI. This lightweight steel flywheel reduces rotational mass, allowing for quicker engine response and improved throttle control. It is ideal for Subaru enthusiasts seeking enhanced clutch engagement and a more connected driving experience without compromising durability.
Crafted with a focus on strength and reliability, this flywheel is manufactured from high-quality steel to withstand the rigors of spirited driving and track use. Clutch Masters applies rigorous quality control and engineering expertise to ensure consistent balance and fitment, making it a trusted upgrade for performance-oriented Subaru owners. The design maintains OEM compatibility while offering the benefits of reduced inertia.
By lowering the flywheel's weight, this upgrade improves engine revving speed and acceleration responsiveness, which is especially beneficial for turbocharged Subaru WRX STI and Legacy GT Spec B models. The enhanced clutch feel and quicker throttle response translate to a more engaging and precise driving experience, whether on the street or the track. This flywheel pairs well with upgraded clutch kits and supports aggressive driving styles common among Subaru enthusiasts.
Features & Specifications
This Clutch Masters Steel Flywheel is engineered for Subaru BRZ, FRS, 86, Legacy GT Spec B, and WRX STI platforms and features a lightweight steel construction. Constructed from durable steel, it delivers reduced rotational mass and improved clutch engagement for Subaru enthusiasts seeking enhanced throttle response and performance.
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Brand: Clutch Masters
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Product: Steel Flywheel 06-09 Legacy GT Spec B / 04-21 STI
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Part Number: FW-721-SF
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Fitment: 2013-2025 BRZ / FRS / 86
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Material: Steel
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Finish: Natural steel finish
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Construction: Precision machined
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Origin: Not specified
Key Benefits
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Performance: Reduced rotational mass improves engine throttle response and acceleration.
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Durability: High-quality steel construction ensures long-lasting strength under aggressive driving conditions.
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Fitment: Direct replacement for factory flywheel on specified Subaru models for hassle-free installation.
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Engagement: Enhances clutch feel and engagement for a more connected driving experience.
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Value: Offers a cost-effective upgrade for enthusiasts seeking performance gains without extensive modifications.
What's Included
- 1× Clutch Masters Steel Flywheel 06-09 Legacy GT Spec B / 04-21 STI
- Installation instructions
Installation & Compatibility
Installation of the Clutch Masters Steel Flywheel requires moderate mechanical skill and appropriate tools, including a torque wrench and clutch alignment tools. Professional installation is recommended to ensure proper clutch system function and to avoid potential drivetrain issues. This flywheel is designed as a direct bolt-on replacement for the specified Subaru models but may require clutch and transmission removal. Verify compatibility with your specific year and trim before purchase. No tuning is required for this mechanical upgrade, but pairing with a compatible clutch kit is advised for optimal performance.
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Professional Installation: Recommended
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Modifications Required: None beyond standard clutch replacement procedure
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Verify Compatibility: Confirm fitment for your specific year and trim level
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