Hardrace Hardened Rubber Rear Trailing Arm V2 2006-2013 WRX / 2008-2013 STI/Forester / 2009-2014 Legacy/Outback | High-Density Steel | Rear Suspension Upgrade
Overview
The Hardrace Hardened Rubber Rear Trailing Arm V2 is a direct replacement suspension component designed specifically for select Subaru WRX, STI, Forester, Legacy, and Outback models from 2004 to 2014. This rear trailing arm enhances chassis stability and control during high-speed driving and aggressive cornering, making it an ideal upgrade for enthusiasts seeking improved handling without sacrificing ride quality. Equipped with premium hardened rubber bushings, it balances durability with compliance to reduce unwanted suspension deflection and maintain precise rear wheel alignment.
Engineered from unique high-density steel and treated with an electro-deposition (ED) coating process followed by a durable paint finish, this trailing arm offers superior strength and corrosion resistance compared to OEM components. Hardrace’s focus on material quality and manufacturing precision ensures that this V2 version delivers enhanced rigidity while maintaining the necessary flexibility for daily driving comfort. The hardened rubber bushings provide a refined balance between stiffness and vibration absorption, improving rear suspension feedback without harshness.
For Subaru owners, this trailing arm upgrade translates to more predictable handling characteristics and improved rear-end stability during spirited driving or track use. Its OE direct replacement fitment guarantees straightforward installation and compatibility with factory suspension geometry. Whether upgrading a daily driver or a weekend warrior, this component helps maintain Subaru’s renowned all-wheel-drive dynamics with added confidence and control.
Features & Specifications
This Hardrace Hardened Rubber Rear Trailing Arm V2 is engineered for Subaru WRX, STI, Forester, Legacy, and Outback platforms and features high-density steel construction with hardened rubber bushings. Constructed from ultra-strong steel with an electro-deposition coating and painted finish, it delivers enhanced durability and stability for Subaru enthusiasts seeking improved rear suspension performance and longevity.
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Brand: Hardrace
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Product: Hardened Rubber Rear Trailing Arm V2
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Part Number: HR-8820
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Fitment: 2004-2008 Forester, 2005-2009 Legacy, 2006-2007 WRX, 2008-2010 STI, 2008-2010 WRX, 2009-2013 Forester, 2009-2014 Outback, 2010-2014 Legacy, 2011-2014 STI, 2011-2014 WRX
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Material: High-Density Steel
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Finish: Electro-Deposition Coating and Paint
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Construction: Welded and Hardened Rubber Bushing Equipped
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Origin: Not Specified
Key Benefits
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Durability: High-density steel and ED coating resist corrosion and wear for long-lasting performance
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Handling Stability: Hardened rubber bushings reduce deflection, improving rear suspension precision during cornering
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Fitment: OE direct replacement ensures perfect compatibility with factory suspension geometry
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Performance: Enhances chassis rigidity and rear-end control for spirited driving and track use
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Quality: Premium materials and manufacturing processes deliver consistent strength and reliability
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Value: Durable upgrade that balances improved handling with daily driving comfort
What's Included
- 2× Hardrace Hardened Rubber Rear Trailing Arm V2
- Installation instructions
Installation & Compatibility
Installation of the Hardrace Hardened Rubber Rear Trailing Arm V2 is generally straightforward for those with basic mechanical skills and standard suspension tools. It is designed as a direct OEM replacement, so no modifications are required. However, professional installation is recommended to ensure proper torque specifications and alignment are maintained. No special tools beyond typical suspension service equipment are necessary. After installation, a wheel alignment is strongly advised to preserve handling characteristics and tire wear. This part is compatible with a broad range of Subaru models from 2004 to 2014 as listed, but verifying exact year and trim fitment is essential before purchase.
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Professional Installation: Recommended
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Modifications Required: None
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Verify Compatibility: Confirm fitment for your specific year and trim level
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