Hardrace Pillow Ball Rear Rear Lateral Adjustable Arm 2002-2007 STI / 2003-2008 Forester | High Density Steel | Suspension Upgrade
Overview
The Hardrace Pillow Ball Rear Rear Lateral Adjustable Arm is a precision-engineered suspension component designed specifically for the Subaru WRX STI (2002-2007) and Forester (2003-2008) platforms. This rear lateral arm replaces the factory unit to enhance chassis stability and control during high-speed driving and aggressive cornering. Subaru enthusiasts seeking improved rear suspension response and durability will find this arm an essential upgrade for both street and track use.
Crafted from a unique high-density steel alloy, this lateral arm undergoes an ED (Electro-Deposition) coating process followed by a durable paint finish to ensure long-lasting corrosion resistance and strength. The arm is equipped with premium quality pillow ball bushings that provide superior rigidity compared to standard rubber bushings, reducing deflection and improving suspension precision. Hardrace’s focus on quality materials and manufacturing processes ensures this arm stands up to the demands of spirited driving while maintaining OEM direct replacement fitment.
By upgrading to the Hardrace pillow ball rear lateral arm, Subaru owners benefit from enhanced rear-end stability, sharper handling, and improved feedback through the chassis. This is particularly valuable for STI drivers who push their cars hard on winding roads or track days, as well as Forester owners looking to tighten up their suspension without sacrificing reliability. The combination of strength, durability, and precise fitment makes this lateral arm a practical and effective suspension upgrade for Subaru enthusiasts.
Features & Specifications
This Hardrace Pillow Ball Rear Rear Lateral Adjustable Arm is engineered for Subaru WRX STI and Forester models from the early 2000s and features high-density steel construction with pillow ball bushings. Constructed from ultra-strong steel with an ED coating and paint finish, it delivers enhanced chassis stability and durability for Subaru enthusiasts seeking improved suspension performance and handling precision.
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Brand: Hardrace
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Product: Pillow Ball Rear Rear Lateral Adjustable Arm
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Part Number: HR-6941-RR
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Fitment: 2004-2005 Subaru WRX STI, 2006-2007 Subaru WRX STI, 2004-2008 Subaru Forester
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Material: High Density Steel
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Finish: ED Coating with Durable Paint
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Construction: Welded Steel with Pillow Ball Bushings
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Origin: Not Specified
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Bushing Type: Premium Pillow Ball
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Quantity: 2 PCS / Set
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Adjustability: Non-Adjustable
Key Benefits
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Performance: Improves rear suspension stability and reduces deflection for sharper handling during high-speed cornering.
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Durability: High density steel construction with ED coating and paint ensures long-lasting corrosion resistance and strength.
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Fitment: Direct OEM replacement designed specifically for select STI and Forester models for hassle-free installation.
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Quality: Equipped with premium pillow ball bushings that provide superior rigidity over factory rubber bushings.
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Handling: Enhances chassis feedback and control, ideal for spirited driving and track use.
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Value: Provides a durable suspension upgrade without compromising daily drivability or reliability.
What's Included
- 2× Hardrace Pillow Ball Rear Rear Lateral Adjustable Arms (Set)
Installation & Compatibility
Installation of the Hardrace Pillow Ball Rear Rear Lateral Adjustable Arm is generally straightforward for experienced enthusiasts familiar with Subaru rear suspension components. Basic hand tools and a jack are typically sufficient, but professional installation is recommended to ensure proper torque and alignment. No special modifications are required as this arm is a direct OEM replacement designed for specific STI and Forester model years. Because this arm features pillow ball bushings, some additional noise or vibration compared to factory rubber bushings may be noticeable. Alignment after installation is advised to maintain optimal handling characteristics.
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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 before purchase
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