SuperPro
SuperPro Front Lower Control Arm Set - Standard Geometry ALOY0016K
SuperPro Front Lower Control Arm Set - Standard Geometry ALOY0016K
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The SuperPro ALOY0016K combines several front suspension upgrades in one complete kit. Its lightweight alloy control arms are stronger and lighter than the original steel WRX arms, providing an STI-style upgrade with high-performance bushings already installed. The revised anti-lift geometry helps maintain tire contact under acceleration, improving traction and allowing power to reach the ground more effectively. SuperPro polyurethane and DuroBall bushings replace the soft, heavily voided original rubber components to reduce control arm movement and deflection. This delivers more consistent suspension geometry, improved grip, sharper steering response, and reduced wheel hop. The rear inner bushings also feature bonded steel shells to minimize friction throughout suspension travel, allowing the springs and dampers to perform as intended. The kit includes the required installation hardware and new ball joint bosses, helping avoid reuse issues caused by corrosion on the original components. This standard-geometry version is intended for vehicles with significantly lowered ride heights, wider wheel and tire packages, or aggressive wheel offsets. Unlike the ALOY0017K, it does not add positive caster or move the front wheel forward within the wheel opening. This helps reduce the risk of tire contact with the inner fender liner near full steering lock. For additional positive caster, choose the ALOY0017K. For further geometry correction on lowered vehicles, pair this kit with the SuperPro TRC0002 Roll Center and Bump Steer Correction Kit.
SPR Control Arms - Front
Vehicle Fitment
- 2015-2021 Subaru WRX
- 2015-2021 Subaru WRX STI
Note: Factory Fit - SuperPro Alloy control arms enhance performance and handling, but also provide an quick and significant upgrade whether you DIY or have them installed by your SuperPro Authorized Dealer
Specifications
- Manufacturer Part Number: ALOY0016K
- Supplier Part Number: sprALOY0016K
- Type: Control Arm Kit
- Shipping Dimensions: 24.3 x 17.2 x 4.6 in
- Shipping Weight: 17.2 lb
- EAN: 9317745781486
- Installation Time: 3 Hours
- Kit Contents: 2 Arms
- Kits Required: 1
- Fitting Position: Front
Manufacturer Part Number: ALOY0016K
Images are for illustrative purposes only. Actual product may vary.
WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
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Manufacturer's Warranty — SuperPro
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Manufacturer's Warranty — SuperPro
SuperPro Suspension Bushings, Sway Bars and Suspension Arms are covered by a Lifetime Warranty against manufacturing defects, and SuperPro places no limitation on the scope of use — on-road, off-road, racetrack and competitive motorsport all remain warranty-eligible. Ball Joints, Tie Rod Ends, Duroballs and Links are covered by a 3-year / 36,000-mile / 60,000-km warranty. Cover is limited to replacement of the originally supplied SuperPro component, and SuperPro may supply a superseded version; it does not reimburse or refund warranty-eligible products, installation, alignment or related expenses. Product finish and normal wear are excluded, including surface degradation and corrosion from road salt, debris or the elements, as is damage or premature wear caused by incorrect installation or by failing to align the wheels as recommended. Removal and replacement labour and consequential damage are not covered where local law permits that limit. A claim requires proof of original purchase from an authorised reseller showing the claimant as the purchaser, and the part must have been originally supplied for the specific application listed in the SuperPro catalogue.
Warranty terms are set by the manufacturer and may change. Full details and claims are handled directly by SuperPro. Contact us if you need help with a warranty claim.

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